Arthur Leroy Williams, MD
Infectious Disease Physician · Harrisburg, PA
Arthur Leroy Williams, MD is an infectious disease physician with a practice address in Harrisburg, Pennsylvania, and NPI 1104924539, issued on Sep 20, 2006. Check the license (Pennsylvania MD055892L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Arthur Leroy Williams
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- MD055892L PA
Self-reported in NPPES; status is on the state search - Practice location
- 1821 Fulton St, Harrisburg, PA 17102
- Phone
- (717) 230-3906
- Enumerated
- Sep 20, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (717) 230-3914
- Medicaid ID
- 001623352 PA
- Medicare enrollment
- Enrolled (PECOS I20070604000638); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 545 in Pennsylvania → Look up another NPI →
Also registered at 1821 Fulton St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nse Akpe, PACPhysician Assistant1861590580
- Justin Berman, PA-CPhysician Assistant1497010664
- Javed BhattiPharmacist1053581793
- Barbara Black, DPMPodiatrist1285624387
- Ivona DiamondPediatrics Physician1760589758
- Sheku Idriss, MDFamily Medicine Physician1104926526
Verify Arthur Leroy Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD055892LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.9 times the Medicare Part D claims of the average infectious disease physician in 2024
3,381 Medicare Part D claims for 327 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 66 claims were for opioids.
Most prescribed
- Atorvastatin Calcium217 claims
- Lisinopril138 claims
- Amlodipine Besylate130 claims
- Albuterol Sulfate Hfa112 claims
- Omeprazole104 claims
- Gabapentin95 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: $12,004.40
19 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 3,895 providers of this specialty with any payment received $4,362.19 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.
Bills Medicare through one group practice
- Hamilton Health Center, Inc.Harrisburg, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Arthur Leroy Williams among 545 infectious disease physician records in Pennsylvania
Arthur Leroy Williams, MD is one of 545 infectious disease physician records with a practice address in Pennsylvania. 83% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 59% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1991 · median 2005 among the 381 with a school on file
- Record last updated2007 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Pennsylvania
There are 545 infectious disease physician records in Pennsylvania.
All 545 in Pennsylvania → Every provider in Harrisburg → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Okan Akay, M.D.Harrisburg, PA 171091548503584
- John Goldman, MDHarrisburg, PA 171091306802277
- Lindsey Govern, DOHarrisburg, PA 171091003136375
- Robert Kantor, MDHarrisburg, PA 171091972575561
- Kevin RhieHarrisburg, PA 171091346602059
- Lisa Tkatch, MDHarrisburg, PA 171091811969405
- Nichele Oglesby, MSWHarrisburg, PA 171101730722075
- Wendy Babitt, M.D.Lebanon, PA 170421306945845
Common questions
What is Arthur Leroy Williams, MD's NPI number?
Arthur Leroy Williams, MD's National Provider Identifier (NPI) is 1104924539, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Arthur Leroy Williams, MD located?
The NPPES record lists a practice address at 1821 Fulton St, Harrisburg, PA, 17102. Phone: (717) 230-3906. Providers update this record themselves, so call before visiting.
How can I verify Arthur Leroy Williams, MD's license?
NPPES lists Pennsylvania license number MD055892L, 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 Arthur Leroy Williams, MD prescribe under Medicare Part D?
In 2024, Arthur Leroy Williams, MD had 3,381 Medicare Part D claims for 327 beneficiaries; the average among infectious disease physician prescribers was 689. 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.