James Renwick Loomis, DO
Family Medicine Physician · Williamsville, NY
James Renwick Loomis, DO is a family medicine physician with a practice address in Williamsville, New York, and NPI 1386273233, issued on Apr 3, 2020. Check the license (New York 322716, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- James Renwick Loomis
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 322716 NY
Self-reported in NPPES; status is on the state search - Practice location
- 95 Earhart Dr, Williamsville, NY 14221
- Phone
- (716) 565-9030
- Enumerated
- Apr 3, 2020
- Record last updated
- Jun 30, 2026
- Fax
- (716) 250-9090
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,417 in New York → Look up another NPI →
Also registered at 95 Earhart Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Renwick Loomis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 322716Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average family medicine physician in 2024
13 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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: $248.97
12 payments; by number, the most common kind was food and beverage; the largest payer was Sanofi-Aventis U.S. LLC. The 55,478 providers of this specialty with any payment received $902.55 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.
James Renwick Loomis among 6,417 family medicine physician records in New York
James Renwick Loomis, DO is one of 6,417 family medicine physician records with a practice address in New York. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 86% of them.
- NPI issued2020 · 86% of these records are older, 10% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
83 family medicine physician records list a practice address in Williamsville
They are 83 of the 3,530 NPPES records with a practice address in Williamsville, and 6,417 family medicine physician records in New York.
All 6,417 in New York → Every provider in Williamsville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Frederick Beck, MDWilliamsville, NY 142211235122326
- Roseanne Berger, MDWilliamsville, NY 142211184617706
- Chandra Fisher, D.O.Williamsville, NY 142211629056627
- Peter Kowalski, MDWilliamsville, NY 142211003809393
- Andre Lopez, MDWilliamsville, NY 142211568455657
- Naureen Mohamed, M.D.Williamsville, NY 142211164424552
- Daniel Morelli, MDWilliamsville, NY 142211023003027
- Gregory Schenk, MDWilliamsville, NY 142211558354837
Common questions
What is James Renwick Loomis, DO's NPI number?
James Renwick Loomis, DO's National Provider Identifier (NPI) is 1386273233, issued on Apr 3, 2020. An NPI identifies a provider in billing; it is not a license.
Where is James Renwick Loomis, DO located?
The NPPES record lists a practice address at 95 Earhart Dr, Williamsville, NY, 14221. Phone: (716) 565-9030. Providers update this record themselves, so call before visiting.
How can I verify James Renwick Loomis, DO's license?
NPPES lists New York license number 322716, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does James Renwick Loomis, DO prescribe under Medicare Part D?
In 2024, James Renwick Loomis, DO had 13 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. 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.