Kendal Williams, MD
Internal Medicine Physician · Philadelphia, PA
Kendal Williams, MD is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1942232236, issued on Jul 7, 2006. Check the license (Pennsylvania MD066763L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Kendal Williams
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD066763L PA
Self-reported in NPPES; status is on the state search - Practice location
- 51 North 39TH Street, Philadelphia, PA 19104
- Phone
- (215) 662-9436
- Enumerated
- Jul 7, 2006
- Record last updated
- Mar 21, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (215) 243-3208
- Medicaid ID
- 0017579980001 PA
- Medicare enrollment
- Enrolled (PECOS I20040707000013); accepts Medicare assignment
- Medical or professional school
- Perelman School Of Med At The University Of Pennsylvania, 1996
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 51 North 39TH Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kendal Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD066763LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% more Medicare Part D claims than the average internal medicine physician in 2024
5,397 Medicare Part D claims for 579 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 114 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium430 claims
- Atorvastatin Calcium366 claims
- Amlodipine Besylate229 claims
- Levothyroxine Sodium218 claims
- Olmesartan Medoxomil178 claims
- Omeprazole150 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.
Bills Medicare through 2 group practices
- Trustees OF The University OF PennsylvaniaRadnor, PA
- University OF Penn - Medical GroupRadnor, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kendal Williams among 7,300 internal medicine physician records in Pennsylvania
Kendal Williams, MD 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 64% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1996 · median 2008 among the 4,208 with a school on file
- Record last updated2013 · 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
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- Jill Clemmer, MDPhiladelphia, PA 191041477594562
- John Flamma, MDPhiladelphia, PA 191041477500296
- Kevin Fosnocht, MDPhiladelphia, PA 191041003842709
- William Gilhool, DOPhiladelphia, PA 191041982606919
- Bruce Kinosian, MDPhiladelphia, PA 191041871536177
Common questions
What is Kendal Williams, MD's NPI number?
Kendal Williams, MD's National Provider Identifier (NPI) is 1942232236, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kendal Williams, MD located?
The NPPES record lists a practice address at 51 North 39TH Street, Philadelphia, PA, 19104. Phone: (215) 662-9436. Providers update this record themselves, so call before visiting.
How can I verify Kendal Williams, MD's license?
NPPES lists Pennsylvania license number MD066763L, 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 Kendal Williams, MD prescribe under Medicare Part D?
In 2024, Kendal Williams, MD had 5,397 Medicare Part D claims for 579 beneficiaries; 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.