Dr Jacob Fredrick Collen, MD - Medicare Internal Medicine in Bethesda, MD

Dr Jacob Fredrick Collen, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Bethesda, Maryland. He went to Uniformed Services Uhs Fe Hebert School Of Med and graduated in 2002 and has 22 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Johns Hopkins Community Physicians and his current practice location is 8901 Rockville Pike, Pulmonary Clinic, Dept Of Medicine, Bethesda, Maryland. You can reach out to his office (for appointments etc.) via phone at (703) 966-1598.

Dr Jacob Fredrick Collen is licensed to practice in Maryland (license number D79963) 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 1528164704.

Contact Information

Dr Jacob Fredrick Collen, MD
8901 Rockville Pike, Pulmonary Clinic, Dept Of Medicine,
Bethesda, MD 20889-0001
(703) 966-1598
Not Available



Physician's Profile

Full NameDr Jacob Fredrick Collen
GenderMale
SpecialityInternal Medicine
Experience22 Years
Location8901 Rockville Pike, Bethesda, Maryland
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 Jacob Fredrick Collen attended and graduated from Uniformed Services Uhs Fe Hebert School Of Med in 2002
  NPI Data:
  • NPI Number: 1528164704
  • Provider Enumeration Date: 09/15/2006
  • Last Update Date: 10/09/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 7517192933
  • Enrollment ID: I20160120000884

Medical Identifiers

Medical identifiers for Dr Jacob Fredrick Collen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1528164704NPI-NPPES
D79963OtherMDMARYLAND STATE MEDICAL LICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease D79963 (Maryland)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Suburban HospitalBethesda, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Johns Hopkins Community Physicians8325943707568

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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. Dr Jacob Fredrick Collen allows following entities to bill medicare on his behalf.
Entity NameJohns Hopkins Community Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1255359972
PECOS PAC ID: 8325943707
Enrollment ID: O20040130000162

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Entity NameMedstar Medical Group Ii Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184046187
PECOS PAC ID: 0547413825
Enrollment ID: O20130117000415

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Entity NameAnacostia Medical Associates
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376973362
PECOS PAC ID: 8123257821
Enrollment ID: O20140129000331

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Entity NameUsacs Integrated Acute Care Services Of Maryland Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1922598929
PECOS PAC ID: 4486900172
Enrollment ID: O20190604001354

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Entity NameUsacs Critical Care Medicine Services East, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1356007116
PECOS PAC ID: 1850783440
Enrollment ID: O20220111000917

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Read more Medical News

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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 Jacob Fredrick Collen 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 Jacob Fredrick Collen, MD
Po Box 37086,
Baltimore, MD 21297-3086

Ph: (240) 439-8812
Dr Jacob Fredrick Collen, MD
8901 Rockville Pike, Pulmonary Clinic, Dept Of Medicine,
Bethesda, MD 20889-0001

Ph: (703) 966-1598

News Archive

Researchers discover the role of endothelin in vaso-occlusive pain

Agonizing physical pain, known as vaso-occlusive pain, can afflict children who have sickle cell disease (SCD). In some cases infants as young as two months of age suffer vaso-occlusive pain so severe that opiate medications and hospitalizations are their only relief. Researchers believe vaso-occlusion is caused by a blockage of the blood vessels that occurs when sickle shaped red cells attempt to pass through the round blood vessels.

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USA Today: "A week after Congress passed President Obama's 10-year, $938 billion health care plan, lawmakers from both parties are spending their spring break trying to turn the historic legislation to their political advantage. At stake are the large majorities Democrats have built up over the past two elections, including a 76-vote margin in the House and an 18-vote cushion in the Senate."

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› Verified 4 days ago


Internal Medicine Doctors in Bethesda, MD

Ardalan Enkeshafi, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 6410 Rockledge Dr Ste 304, Bethesda, MD 20817
Phone: 443-602-6207    
Dr. Tara Palmore, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 10 Center Dr, Msc 1888, Bethesda, MD 20892
Phone: 301-496-4000    
Dr. Cornelia Diana Cudrici, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 10 Center Drive Bld 10 Rm 6n216a, Bethesda, MD 20892
Phone: 301-443-5519    
Shanthi Murgesh Nadar,
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 8600 Old Georgetown Road, Bethesda, MD 20814
Phone: 301-896-3100    
Dr. Nicole Jeanine Gormley, M.D.
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 10 Center Dr, Bldg 10, Rm 2c145, Bethesda, MD 20892
Phone: 301-496-9320    
Dr. Harshkumar Patel, MBBS
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 10 Center Dr, Bethesda, MD 20892
Phone: 301-496-9320    Fax: 301-402-1213
Dr. Tung N Dao, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 6410 Rockledge Dr, Ste 200, Bethesda, MD 20817
Phone: 301-897-5301    Fax: 301-564-4289

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