Sabrina Maria Witherby, MD - Medicare Hematology/oncology in Providence, RI

Sabrina Maria Witherby, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Providence, Rhode Island. She went to University Of Massachusetts Medical School and graduated in 2001 and has 23 years of diverse experience with area of expertise as Hematology/oncology. She is a member of the group practice Rhode Island Hospital, Sturdy Memorial Associates Inc and her current practice location is 593 Eddy Street, Apc Main, Providence, Rhode Island. You can reach out to her office (for appointments etc.) via phone at (401) 444-5435.

Sabrina Maria Witherby is licensed to practice in Rhode Island (license number MD12400) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1881811008.

Contact Information

Sabrina Maria Witherby, MD
593 Eddy Street, Apc Main,
Providence, RI 02903-4923
(401) 444-5435
(401) 444-8301



Physician's Profile

Full NameSabrina Maria Witherby
GenderFemale
SpecialityHematology/oncology
Experience23 Years
Location593 Eddy Street, Providence, Rhode Island
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Sabrina Maria Witherby attended and graduated from University Of Massachusetts Medical School in 2001
  NPI Data:
  • NPI Number: 1881811008
  • Provider Enumeration Date: 04/19/2007
  • Last Update Date: 06/13/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 2567557689
  • Enrollment ID: I20071004000659

Medical Identifiers

Medical identifiers for Sabrina Maria Witherby such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1881811008NPI-NPPES
SW68672MedicaidRI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology MD12400 (Rhode Island)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Rhode Island HospitalProvidence, RIHospital
The Miriam HospitalProvidence, RIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Rhode Island Hospital8921900044303
Sturdy Memorial Associates Inc9537152806177

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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. Sabrina Maria Witherby allows following entities to bill medicare on her behalf.
Entity NameRhode Island Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1396849782
PECOS PAC ID: 8921900044
Enrollment ID: O20050211000311

News Archive

Inhaled nitrite spray may help babies diagnosed with persistent pulmonary hypertension of the newborn

Scientists from the National Institutes of Health (NIH) Clinical Center and the Loma Linda University School of Medicine have found that use of an inhaled nitrite spray may help babies diagnosed with persistent pulmonary hypertension of the newborn (PPHN).

Discovery of mechanisms causing portal hypertension

A physician-scientist at UT Southwestern Medical Center and his research team have identified mechanisms causing a potentially deadly type of hypertension that results from liver damage – findings that could lead to its prevention.

Nuon Therapeutics advances NU1618 into phase 2b development for chronic hyperuricemia in gout patients

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Centene to host seminar on medical management system for institutional investors and sell-side analysts

Centene Corporation today announced it will host a two-hour seminar on its medical management system capability for institutional investors and sell-side analysts on Monday, February 22, 2010, at the New York Helmsley Hotel in New York City.

California budget could force seniors to nursing homes, drive up costs

NPR reports that California's $26.3 billion budget deficit is marginalizing seniors who rely on California state-provided health care and service to help them manage their lives.

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. Sabrina Maria Witherby 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
Sabrina Maria Witherby, MD
117 Ellenfield St Ste 101,
Providence, RI 02905-4513

Ph: (401) 444-6779
Sabrina Maria Witherby, MD
593 Eddy Street, Apc Main,
Providence, RI 02903-4923

Ph: (401) 444-5435

News Archive

Inhaled nitrite spray may help babies diagnosed with persistent pulmonary hypertension of the newborn

Scientists from the National Institutes of Health (NIH) Clinical Center and the Loma Linda University School of Medicine have found that use of an inhaled nitrite spray may help babies diagnosed with persistent pulmonary hypertension of the newborn (PPHN).

Discovery of mechanisms causing portal hypertension

A physician-scientist at UT Southwestern Medical Center and his research team have identified mechanisms causing a potentially deadly type of hypertension that results from liver damage – findings that could lead to its prevention.

Nuon Therapeutics advances NU1618 into phase 2b development for chronic hyperuricemia in gout patients

Nuon Therapeutics, Inc., a privately held, clinical stage biopharmaceutical company, announced that the company is advancing its lead program, NU1618, into phase 2b development for the treatment of chronic hyperuricemia in patients with gout. Nuon anticipates releasing topline data from a completed proof-of-principle, phase 2a study of NU1618 in the second quarter of 2010.

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Centene Corporation today announced it will host a two-hour seminar on its medical management system capability for institutional investors and sell-side analysts on Monday, February 22, 2010, at the New York Helmsley Hotel in New York City.

California budget could force seniors to nursing homes, drive up costs

NPR reports that California's $26.3 billion budget deficit is marginalizing seniors who rely on California state-provided health care and service to help them manage their lives.

Read more News

› Verified 1 days ago


Internal Medicine Doctors in Providence, RI

Christopher Donald Palmer, DO
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 101 Dudley St, Providence, RI 02905
Phone: 401-274-1122    Fax: 401-453-7597
Martha Catherine Trimbur, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 245 Chapman St Ste 300, Providence, RI 02905
Phone: 401-444-4741    Fax: 401-444-4445
Karl Herman, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 164 Summit Ave, Fain Bldg., Providence, RI 02906
Phone: 401-793-4489    Fax: 401-793-4047
Muhammad Baig, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 164 Summit Ave, Fain Bldg, Providence, RI 02906
Phone: 401-793-4489    Fax: 401-793-4047
Dr. Peter Sidhom, DO
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 825 Chalkstone Ave, Providence, RI 02908
Phone: 603-560-2276    
Dr. Kanhai Farrakhan, MD
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 593 Eddy St, Providence, RI 02903
Phone: 401-457-3336    Fax: 401-525-2349
Gary M Katzman, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 208 Collyer Street, Suite 100, Providence, RI 02904
Phone: 401-793-7191    Fax: 401-793-7200

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