Brian Guadagno, MD
Internal Medicine Physician · Glens Falls, NY
Brian Guadagno, MD is an internal medicine physician with a practice address in Glens Falls, New York, and NPI 1922266261, issued on May 22, 2008. Check the license (New York 257316, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Brian Guadagno
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 257316 NY
Self-reported in NPPES; status is on the state search - Practice location
- 100 Broad St, Glens Falls, NY 12801
- Phone
- (518) 792-2223
- Enumerated
- May 22, 2008
- Record last updated
- Mar 13, 2026
- Fax
- (518) 792-8231
- Medicaid ID
- 03237092 NY
- Medicare enrollment
- Enrolled (PECOS I20100929000929); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 100 Broad St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kerrianne Belline-Mueller, PA-CPhysician Assistant1902581507
- Elizabeth Bessette, FNPFamily Nurse Practitioner1316570948
- Jennifer Case, RPA-CMedical Physician Assistant1003881947
- Danielle Cavanaugh, PA-CPhysician Assistant1730744608
Verify Brian Guadagno 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 257316Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% fewer Medicare Part D claims than the average internal medicine physician in 2024
3,142 Medicare Part D claims for 664 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 84 claims were for opioids.
Most prescribed
- Atorvastatin Calcium166 claims
- Doxycycline Hyclate126 claims
- Levothyroxine Sodium112 claims
- Omeprazole103 claims
- Amlodipine Besylate99 claims
- Lisinopril97 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 65.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Hudson Headwaters Health NetworkWarrensburg, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brian Guadagno among 12,067 internal medicine physician records in New York
Brian Guadagno, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 40% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2006 · median 2002 among the 7,221 with a school on file
- Record last updated2026 · 61% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 internal medicine physician records list a practice address in Glens Falls
They are 14 of the 963 NPPES records with a practice address in Glens Falls, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Glens Falls → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Carlos Ares, M.D.Glens Falls, NY 128011306870613
- Julia Bottoni, MDGlens Falls, NY 128011770112377
- Asim Chaudry, M.D.Glens Falls, NY 128011679913164
- William Cleaver, MDGlens Falls, NY 128011164675765
- Herbert Hudnut, M.D.Glens Falls, NY 128011548485840
- Farhana Kamal, MDGlens Falls, NY 128011750379848
- Marcille Labban, M.D.Glens Falls, NY 128011073863403
- Richard Leach, M.D.Glens Falls, NY 128011518951961
Common questions
What is Brian Guadagno, MD's NPI number?
Brian Guadagno, MD's National Provider Identifier (NPI) is 1922266261, issued on May 22, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Brian Guadagno, MD located?
The NPPES record lists a practice address at 100 Broad St, Glens Falls, NY, 12801. Phone: (518) 792-2223. Providers update this record themselves, so call before visiting.
How can I verify Brian Guadagno, MD's license?
NPPES lists New York license number 257316, 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 Brian Guadagno, MD prescribe under Medicare Part D?
In 2024, Brian Guadagno, MD had 3,142 Medicare Part D claims for 664 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Brian Guadagno, MD's MIPS final score?
The 2023 MIPS final score is 65.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.