John L. Glenn, MD
General Practice Physician · Gloversville, NY
John L. Glenn, MD is a general practice physician with a practice address in Gloversville, New York, and NPI 1821056433, issued on May 3, 2006. Check the license (New York 1575271, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- John L. Glenn
- Credential
- MD
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- 1575271 NY
Self-reported in NPPES; status is on the state search - Practice location
- 84 E. State St, Gloversville, NY 12078
- Phone
- (518) 773-8894
- Enumerated
- May 3, 2006
- Record last updated
- Sep 2, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (518) 773-8125
- Medicaid ID
- 00890859 NY
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 681 in New York → Look up another NPI →
Also registered at 84 E. State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Vincent Montagnino, RPAMedical Physician Assistant1780611228
Verify John L. Glenn 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 1575271Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average general practice physician in 2024
240 Medicare Part D claims for 20 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Amlodipine Besylate35 claims
- Levothyroxine Sodium25 claims
- Paroxetine Hcl24 claims
- Acetic Acid18 claims
- Donepezil Hcl13 claims
- Linzess12 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.
John L. Glenn among 681 general practice physician records in New York
John L. Glenn, MD is one of 681 general practice physician records with a practice address in New York. 49% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 75% newer
- In a Medicare fileYes · 49% of these records are
- In the CMS Doctors and Clinicians fileNo · 21% of these records are
- Record last updated2010 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in New York
There are 681 general practice physician records in New York.
All 681 in New York → Every provider in Gloversville → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Hannah StackGloversville, NY 120781861316515
- Kathleen Lazare, DOGhent, NY 120751811158710
- Alan Auerbach, M.D.Galway, NY 120741265774020
- Joseph Rudnick, MDClifton Park, NY 120651326016155
- Ingrid Porter, M.D.East Greenbush, NY 120611912034570
- Salvatore Crusco, M.D.Delmar, NY 120541285011288
- John Len, MDCohoes, NY 120471912987496
- Juan Villarama, MDCohoes, NY 120471093815177
Common questions
What is John L. Glenn, MD's NPI number?
John L. Glenn, MD's National Provider Identifier (NPI) is 1821056433, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John L. Glenn, MD located?
The NPPES record lists a practice address at 84 E. State St, Gloversville, NY, 12078. Phone: (518) 773-8894. Providers update this record themselves, so call before visiting.
How can I verify John L. Glenn, MD's license?
NPPES lists New York license number 1575271, 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 John L. Glenn, MD prescribe under Medicare Part D?
In 2024, John L. Glenn, MD had 240 Medicare Part D claims for 20 beneficiaries; the average among general practice physician prescribers was 3,030. 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.