Dr Rajesh Roy Zacharias, MD - Medicare Critical Care (intensivists) in Boston, MA

Dr Rajesh Roy Zacharias, MD is a medicare enrolled "Internal Medicine - Critical Care Medicine" physician in Boston, Massachusetts. He graduated from medical school in 2007 and has 17 years of diverse experience with area of expertise as Critical Care (intensivists). He is a member of the group practice Pratt Medical Group Inc and his current practice location is 800 Washington St, Boston, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (617) 636-5000.

Dr Rajesh Roy Zacharias is licensed to practice in Massachusetts (license number 283964) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1952534364.

Contact Information

Dr Rajesh Roy Zacharias, MD
800 Washington St,
Boston, MA 02111-1552
(617) 636-5000
(617) 636-1465



Physician's Profile

Full NameDr Rajesh Roy Zacharias
GenderMale
SpecialityCritical Care (intensivists)
Experience17 Years
Location800 Washington St, Boston, Massachusetts
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Rajesh Roy Zacharias graduated from medical school in 2007
  NPI Data:
  • NPI Number: 1952534364
  • Provider Enumeration Date: 09/01/2009
  • Last Update Date: 10/27/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 8921313826
  • Enrollment ID: I20200714002454

Medical Identifiers

Medical identifiers for Dr Rajesh Roy Zacharias such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1952534364NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease 283964 (Massachusetts)Secondary
207RC0200XInternal Medicine - Critical Care Medicine 283964 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Tufts Medical CenterBoston, MAHospital
Melrosewakefield HealthcareMelrose, MAHospital
Lowell General HospitalLowell, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Pratt Medical Group Inc3375515661265

News Archive

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Woman left unattended burnt in a hospital shower

Deputy State Coroner Anthony Schapel is hearing evidence about the circumstances of Ms Proctor's death on February 22 - a week after she was first admitted. The court heard Ms Proctor was suffering from multiple illnesses including alcoholic liver disease and her mobility was severely restricted by the time she was hospitalized. She required assistance to move.

Mouse study finds blocking GnT-V enzyme delays breast cancer growth

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Read more Medical News

› Verified 1 days ago

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Rajesh Roy Zacharias allows following entities to bill medicare on his behalf.
Entity NameLahey Clinic Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1538194980
PECOS PAC ID: 2264336528
Enrollment ID: O20031120000097

News Archive

Scientists report frog skin contains new genera of antibiotics

Kissing a frog won't turn it into a prince except in fairy tales but frogs may be hopping toward a real world transformation into princely allies in humanity's battle with antibiotic-resistant infections that threaten millions of people worldwide. Scientists today reported that frog skin contains natural substances that could be the basis for a powerful new genre of antibiotics.

Thermo Fisher revenues increase 4% to $2.72 billion for first quarter 2011

Thermo Fisher Scientific Inc., the world leader in serving science, today reported its financial results for the first quarter ended April 2, 2011.

Woman left unattended burnt in a hospital shower

Deputy State Coroner Anthony Schapel is hearing evidence about the circumstances of Ms Proctor's death on February 22 - a week after she was first admitted. The court heard Ms Proctor was suffering from multiple illnesses including alcoholic liver disease and her mobility was severely restricted by the time she was hospitalized. She required assistance to move.

Mouse study finds blocking GnT-V enzyme delays breast cancer growth

New University of Georgia research, published this week in the early online edition of the journal Proceedings of the National Academy of Sciences, has found that blocking the action of an enzyme called GnT-V significantly delays the onset and spread of tumors in mice with cancer very similar to many cases of human breast cancer.

Read more Medical News

› Verified 1 days ago

Entity NameHallmark Health Medical Associates Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770563900
PECOS PAC ID: 4385638782
Enrollment ID: O20040409000006

News Archive

Scientists report frog skin contains new genera of antibiotics

Kissing a frog won't turn it into a prince except in fairy tales but frogs may be hopping toward a real world transformation into princely allies in humanity's battle with antibiotic-resistant infections that threaten millions of people worldwide. Scientists today reported that frog skin contains natural substances that could be the basis for a powerful new genre of antibiotics.

Thermo Fisher revenues increase 4% to $2.72 billion for first quarter 2011

Thermo Fisher Scientific Inc., the world leader in serving science, today reported its financial results for the first quarter ended April 2, 2011.

Woman left unattended burnt in a hospital shower

Deputy State Coroner Anthony Schapel is hearing evidence about the circumstances of Ms Proctor's death on February 22 - a week after she was first admitted. The court heard Ms Proctor was suffering from multiple illnesses including alcoholic liver disease and her mobility was severely restricted by the time she was hospitalized. She required assistance to move.

Mouse study finds blocking GnT-V enzyme delays breast cancer growth

New University of Georgia research, published this week in the early online edition of the journal Proceedings of the National Academy of Sciences, has found that blocking the action of an enzyme called GnT-V significantly delays the onset and spread of tumors in mice with cancer very similar to many cases of human breast cancer.

Read more Medical News

› Verified 1 days ago

Entity NameLahey Clinic Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1063447316
PECOS PAC ID: 2264336528
Enrollment ID: O20040629001269

News Archive

Scientists report frog skin contains new genera of antibiotics

Kissing a frog won't turn it into a prince except in fairy tales but frogs may be hopping toward a real world transformation into princely allies in humanity's battle with antibiotic-resistant infections that threaten millions of people worldwide. Scientists today reported that frog skin contains natural substances that could be the basis for a powerful new genre of antibiotics.

Thermo Fisher revenues increase 4% to $2.72 billion for first quarter 2011

Thermo Fisher Scientific Inc., the world leader in serving science, today reported its financial results for the first quarter ended April 2, 2011.

Woman left unattended burnt in a hospital shower

Deputy State Coroner Anthony Schapel is hearing evidence about the circumstances of Ms Proctor's death on February 22 - a week after she was first admitted. The court heard Ms Proctor was suffering from multiple illnesses including alcoholic liver disease and her mobility was severely restricted by the time she was hospitalized. She required assistance to move.

Mouse study finds blocking GnT-V enzyme delays breast cancer growth

New University of Georgia research, published this week in the early online edition of the journal Proceedings of the National Academy of Sciences, has found that blocking the action of an enzyme called GnT-V significantly delays the onset and spread of tumors in mice with cancer very similar to many cases of human breast cancer.

Read more Medical News

› Verified 1 days ago

Entity NamePratt Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1275570319
PECOS PAC ID: 3375515661
Enrollment ID: O20040807000255

News Archive

Scientists report frog skin contains new genera of antibiotics

Kissing a frog won't turn it into a prince except in fairy tales but frogs may be hopping toward a real world transformation into princely allies in humanity's battle with antibiotic-resistant infections that threaten millions of people worldwide. Scientists today reported that frog skin contains natural substances that could be the basis for a powerful new genre of antibiotics.

Thermo Fisher revenues increase 4% to $2.72 billion for first quarter 2011

Thermo Fisher Scientific Inc., the world leader in serving science, today reported its financial results for the first quarter ended April 2, 2011.

Woman left unattended burnt in a hospital shower

Deputy State Coroner Anthony Schapel is hearing evidence about the circumstances of Ms Proctor's death on February 22 - a week after she was first admitted. The court heard Ms Proctor was suffering from multiple illnesses including alcoholic liver disease and her mobility was severely restricted by the time she was hospitalized. She required assistance to move.

Mouse study finds blocking GnT-V enzyme delays breast cancer growth

New University of Georgia research, published this week in the early online edition of the journal Proceedings of the National Academy of Sciences, has found that blocking the action of an enzyme called GnT-V significantly delays the onset and spread of tumors in mice with cancer very similar to many cases of human breast cancer.

Read more Medical News

› Verified 1 days ago

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Rajesh Roy Zacharias is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Rajesh Roy Zacharias, MD
800 Washington St,
Boston, MA 02111-1552

Ph: (617) 636-5000
Dr Rajesh Roy Zacharias, MD
800 Washington St,
Boston, MA 02111-1552

Ph: (617) 636-5000

News Archive

Scientists report frog skin contains new genera of antibiotics

Kissing a frog won't turn it into a prince except in fairy tales but frogs may be hopping toward a real world transformation into princely allies in humanity's battle with antibiotic-resistant infections that threaten millions of people worldwide. Scientists today reported that frog skin contains natural substances that could be the basis for a powerful new genre of antibiotics.

Thermo Fisher revenues increase 4% to $2.72 billion for first quarter 2011

Thermo Fisher Scientific Inc., the world leader in serving science, today reported its financial results for the first quarter ended April 2, 2011.

Woman left unattended burnt in a hospital shower

Deputy State Coroner Anthony Schapel is hearing evidence about the circumstances of Ms Proctor's death on February 22 - a week after she was first admitted. The court heard Ms Proctor was suffering from multiple illnesses including alcoholic liver disease and her mobility was severely restricted by the time she was hospitalized. She required assistance to move.

Mouse study finds blocking GnT-V enzyme delays breast cancer growth

New University of Georgia research, published this week in the early online edition of the journal Proceedings of the National Academy of Sciences, has found that blocking the action of an enzyme called GnT-V significantly delays the onset and spread of tumors in mice with cancer very similar to many cases of human breast cancer.

Read more News

› Verified 1 days ago


Internal Medicine Doctors in Boston, MA

Kaitlyn My-tu Lam, MBBS
Critical Care Medicine
Medicare: Not Enrolled in Medicare
Practice Location: Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114
Phone: 617-724-7738    
Kui Toh Gerard Leong, M.D.
Critical Care Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 55 Fruit Street, Massachusetts General Hospital, Boston, MA 02114
Phone: 617-726-8862    
Ruma Rajbhandari,
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 75 Francis St, Boston, MA 02115
Phone: 617-525-6841    
Alaka Ray, M.D.
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114
Phone: 617-726-2066    
Meghan E Sise, M.D.
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114
Phone: 617-726-2862    
Aaron Dickstein, M.D.
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 800 Washington St, Box 233, Boston, MA 02111
Phone: 617-636-5883    Fax: 617-636-9292
Dr. Felicia Elizabeth Patch, MD
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 801 Massachusetts Ave, Crosstown 2, Boston, MA 02118
Phone: 617-414-4376    Fax: 617-414-4676

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