Michael Foster
Internal Medicine Physician · Philadelphia, PA
Michael Foster is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1891105771, issued on May 1, 2014. Check the license (Pennsylvania MD494779, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Michael Foster
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD494779 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1101 Chestnut St FL 9, Philadelphia, PA 19107
- Phone
- (215) 955-5050
- Enumerated
- May 1, 2014
- Record last updated
- Jul 28, 2026
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 1101 Chestnut St FL 9
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Foster in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD494779Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
59 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Metoprolol Succinate21 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $357.99
24 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Michael Foster among 7,300 internal medicine physician records in Pennsylvania
Michael Foster is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 60% of them.
- NPI issued2014 · 60% of these records are older, 38% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2026 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,855 internal medicine physician records list a practice address in Philadelphia
They are 1,855 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Philadelphia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- William Brady, MDPhiladelphia, PA 191071831187731
- Eileen Carpenter, MDPhiladelphia, PA 191071205805827
- Lillian Cohn, M.D.Philadelphia, PA 191071538160825
- Allan Crimm, M.D.Philadelphia, PA 191071720089170
- Lewis Deeugenio, M.D.Philadelphia, PA 191071780664847
- Richard Feldman, MDPhiladelphia, PA 191071417958661
- Jane Fitzpatrick, MDPhiladelphia, PA 191071003880675
- Zuleika Font, M.D.Philadelphia, PA 191071760483945
Common questions
What is Michael Foster's NPI number?
Michael Foster's National Provider Identifier (NPI) is 1891105771, issued on May 1, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Michael Foster located?
The NPPES record lists a practice address at 1101 Chestnut St FL 9, Philadelphia, PA, 19107. Phone: (215) 955-5050. Providers update this record themselves, so call before visiting.
How can I verify Michael Foster's license?
NPPES lists Pennsylvania license number MD494779, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael Foster prescribe under Medicare Part D?
In 2024, Michael Foster had 59 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.