Mark Y. Kim, D.O.
Internal Medicine Physician · Orchard Park, NY
Mark Y. Kim, D.O. is an internal medicine physician with a practice address in Orchard Park, New York, and NPI 1487633228, issued on Jan 11, 2006. Check the license (New York 234385-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Mark Y. Kim
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 234385-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 3900 N Buffalo St, Orchard Park, NY 14127
- Phone
- (716) 656-4804
- Enumerated
- Jan 11, 2006
- Record last updated
- Nov 16, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (716) 250-5933
- Medicaid ID
- 02680335 NY
- Medicare enrollment
- Enrolled (PECOS I20050811000674); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 2002
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 3900 N Buffalo St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jacob Becher, PA-CPhysician Assistant1699303065
- Sara Bensman, DOFamily Medicine Physician1699139956
- Austin BeschSurgical Physician Assistant1013644467
- Halley Biersbach, PA-CSurgical Physician Assistant1851829808
- Jenna Bork, PA-CMedical Physician Assistant1316622392
- Saleha Butt, M.DInternal Medicine Physician1033449384
Verify Mark Y. Kim 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 234385-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.9 times the Medicare Part D claims of the average internal medicine physician in 2024
12,390 Medicare Part D claims for 1,159 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. 462 claims were for opioids.
Most prescribed
- Atorvastatin Calcium609 claims
- Levothyroxine Sodium504 claims
- Amlodipine Besylate425 claims
- Lisinopril348 claims
- Omeprazole320 claims
- Rosuvastatin Calcium319 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: $1,662.33
100 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. 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 Medical Group, P.C.Orchard Park, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Y. Kim among 12,067 internal medicine physician records in New York
Mark Y. Kim, 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 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2002 · median 2002 among the 7,221 with a school on file
- Record last updated2020 · 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).
32 internal medicine physician records list a practice address in Orchard Park
They are 32 of the 1,404 NPPES records with a practice address in Orchard Park, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Orchard Park → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- David Avino, MDOrchard Park, NY 141271710944632
- Michael Cellino, MDOrchard Park, NY 141271841256468
- David Deberny, M.D.Orchard Park, NY 141271861456642
- Jacqueline Dombrowski, MDOrchard Park, NY 141271205893591
- Kenneth Guth, M.D.Orchard Park, NY 141271194745281
- Gregory Jobes, M.D.Orchard Park, NY 141271760461735
- Geraldine Kelley, M.D.Orchard Park, NY 141271356363402
- Francis Mezzadri, M.D.Orchard Park, NY 141271497719264
Common questions
What is Mark Y. Kim, D.O.'s NPI number?
Mark Y. Kim, D.O.'s National Provider Identifier (NPI) is 1487633228, issued on Jan 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Y. Kim, D.O. located?
The NPPES record lists a practice address at 3900 N Buffalo St, Orchard Park, NY, 14127. Phone: (716) 656-4804. Providers update this record themselves, so call before visiting.
How can I verify Mark Y. Kim, D.O.'s license?
NPPES lists New York license number 234385-1, 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 Mark Y. Kim, D.O. prescribe under Medicare Part D?
In 2024, Mark Y. Kim, D.O. had 12,390 Medicare Part D claims for 1,159 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.