Matthew John Missert, D.O.
Internal Medicine Physician · Buffalo, NY
Matthew John Missert, D.O. is an internal medicine physician with a practice address in Buffalo, New York, and NPI 1942437652, issued on Jun 20, 2009. Check the license (New York 265123, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Matthew John Missert
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 265123 NY
Self-reported in NPPES; status is on the state search - Practice location
- 2157 Main St, Buffalo, NY 14214
- Phone
- (716) 862-1420
- Enumerated
- Jun 20, 2009
- Record last updated
- Jun 11, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20120727000279); accepts Medicare assignment
- Medical or professional school
- Lake Erie College Of Osteopathic Medicine, Erie, 2009
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 2157 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren Ackerman, PHARMDPharmacist1790674513
- Ilyas AhmedStudent in an Organized Health Care Education/Training Program1710826599
- Zakaria AhmedStudent in an Organized Health Care Education/Training Program1639973571
- George Albert, M.D.Pediatrics Physician1205890126
- Ahmed Ali, M.D.Student in an Organized Health Care Education/Training Program1053169573
- Jacquelyn Anderson, RD, CDNRegistered Dietitian1982006375
Verify Matthew John Missert 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 265123Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average internal medicine physician in 2024
716 Medicare Part D claims for 255 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Eliquis80 claims
- Cefdinir46 claims
- Pantoprazole Sodium40 claims
- Prednisone37 claims
- Metoprolol Succinate32 claims
- Jardiance31 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: $43.11
2 payments; by number, the most common kind was food and beverage; the largest payer was Zoll Services LLC (a/k/a Zoll LifeCor Corp). The 50,334 providers of this specialty with any payment received $1,303.06 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
- Buffalo-Niagara Hospitalists LLCKenmore, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew John Missert among 12,067 internal medicine physician records in New York
Matthew John Missert, D.O. 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 2009, is newer than 60% of them.
- NPI issued2009 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2009 · median 2002 among the 7,221 with a school on file
- Record last updated2012 · 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).
293 internal medicine physician records list a practice address in Buffalo
They are 293 of the 13,287 NPPES records with a practice address in Buffalo, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Buffalo → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Medhat Barsoom, M.D.Buffalo, NY 142141639330327
- Swati Bhargava, M.D.Buffalo, NY 142141740608298
- Tinh Dao, MDBuffalo, NY 142141942301189
- Abid Hussain, MDBuffalo, NY 142141871813618
- Dwight Lewis, MDBuffalo, NY 142141942234489
- Candace Marr, D.O.Buffalo, NY 142141922341775
- Syed Noor, M.B;B.S.Buffalo, NY 142141215185798
- Jeremiah O'Sullivan, MDBuffalo, NY 142141104893833
Common questions
What is Matthew John Missert, D.O.'s NPI number?
Matthew John Missert, D.O.'s National Provider Identifier (NPI) is 1942437652, issued on Jun 20, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Matthew John Missert, D.O. located?
The NPPES record lists a practice address at 2157 Main St, Buffalo, NY, 14214. Phone: (716) 862-1420. Providers update this record themselves, so call before visiting.
How can I verify Matthew John Missert, D.O.'s license?
NPPES lists New York license number 265123, 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 Matthew John Missert, D.O. prescribe under Medicare Part D?
In 2024, Matthew John Missert, D.O. had 716 Medicare Part D claims for 255 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.