Adam S. Kotowski, MD
Hematology & Oncology Physician · Williamsville, NY
Adam S. Kotowski, MD is a hematology & oncology physician with a practice address in Williamsville, New York, and NPI 1992813828, issued on Aug 29, 2006. Check the license (New York 249101, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Adam S. Kotowski
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 249101 NY
Self-reported in NPPES; status is on the state search - Practice location
- 199 Park Club LN, Williamsville, NY 14221
- Phone
- (716) 634-3340
- Enumerated
- Aug 29, 2006
- Record last updated
- Jan 24, 2023
- Fax
- (716) 634-3350
- Medicaid ID
- 03413467 NY
- Medicare enrollment
- Enrolled (PECOS I20120227000365); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,163 in New York → Look up another NPI →
Also registered at 199 Park Club LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Samuel S'Doia, MDDiagnostic Radiology Physician1235146879
- Saifuddin Soniwala, M.D.Hematology & Oncology Physician1982620027
- Margaret Tynski, NPNurse Practitioner1902539653
Verify Adam S. Kotowski 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 249101Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% more Medicare Part D claims than the average hematology & oncology physician in 2024
944 Medicare Part D claims for 307 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 38% of claims. 25 claims were for opioids.
Most prescribed
- Eliquis128 claims
- Hydroxyurea111 claims
- Xarelto78 claims
- Anastrozole51 claims
- Letrozole51 claims
- Jakafi36 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 MIPS final score for 2023 (Medicare payment program): 71 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $4,318.18
52 payments; by number, the most common kind was food and beverage; the largest payer was Alnylam Pharmaceuticals Inc. The 8,560 providers of this specialty with any payment received $7,481.41 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 2 group practices
- Rpci Oncology, PCWilliamsville, NY
- Western New York Bloodcare IncBuffalo, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Adam S. Kotowski among 1,163 hematology & oncology physician records in New York
Adam S. Kotowski, MD is one of 1,163 hematology & oncology physician records with a practice address in New York. 83% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 53% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2006 · median 2002 among the 833 with a school on file
- Record last updated2023 · 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 207RH0003X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in New York
There are 1,163 hematology & oncology physician records in New York.
All 1,163 in New York → Every provider in Williamsville → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Yijun Cheng, M.D.Williamsville, NY 142211013058213
- James Conway, MDWilliamsville, NY 142211952367252
- Marcus Dempster, MDWilliamsville, NY 142211881223519
- Frederick Hong, MDWilliamsville, NY 142211366436198
- Ankita Kapoor, MDWilliamsville, NY 142211184285785
- Michael Krabak, MDWilliamsville, NY 142211578557302
- Hong Liu, MD PHDWilliamsville, NY 142211942383807
- Fiyinfolu OdemuyiwaWilliamsville, NY 142211104347558
Common questions
What is Adam S. Kotowski, MD's NPI number?
Adam S. Kotowski, MD's National Provider Identifier (NPI) is 1992813828, issued on Aug 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Adam S. Kotowski, MD located?
The NPPES record lists a practice address at 199 Park Club LN, Williamsville, NY, 14221. Phone: (716) 634-3340. Providers update this record themselves, so call before visiting.
How can I verify Adam S. Kotowski, MD's license?
NPPES lists New York license number 249101, 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 Adam S. Kotowski, MD prescribe under Medicare Part D?
In 2024, Adam S. Kotowski, MD had 944 Medicare Part D claims for 307 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Adam S. Kotowski, MD's MIPS final score?
The 2023 MIPS final score is 71 of 100. 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.