Maria Kontos, DO
Internal Medicine Physician · Williamsville, NY
Maria Kontos, DO is an internal medicine physician with a practice address in Williamsville, New York, and NPI 1003302910, issued on Jul 3, 2018. Check the license (New York 310624-01, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Maria Kontos
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 310624-01 NY
Self-reported in NPPES; status is on the state search - Practice location
- 325 Essjay RD, Williamsville, NY 14221
- Phone
- (716) 656-4463
- Enumerated
- Jul 3, 2018
- Record last updated
- Dec 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 325 Essjay RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Fatma Al Bayitee, MDFamily Medicine Physician1932747391
- Manju Alex, MDNephrology Physician1063613719
- Elizabeth Alvarado, LCSWClinical Social Worker1073253704
- Ralph Argen, MDRheumatology Physician1710944590
- Josephine Arnone, NPFamily Nurse Practitioner1437878113
- Alyssa Attardo, PA-CPhysician Assistant1144156613
Verify Maria Kontos 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 310624-01Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
18% more Medicare Part D claims than the average internal medicine physician in 2024
3,756 Medicare Part D claims for 462 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 61 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium257 claims
- Atorvastatin Calcium213 claims
- Levothyroxine Sodium207 claims
- Lisinopril153 claims
- Amlodipine Besylate136 claims
- Hydrochlorothiazide134 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: $149.88
8 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. 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.
Maria Kontos among 12,067 internal medicine physician records in New York
Maria Kontos, DO 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 2018, is newer than 82% of them.
- NPI issued2018 · 82% of these records are older, 15% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2021 · 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).
64 internal medicine physician records list a practice address in Williamsville
They are 64 of the 3,530 NPPES records with a practice address in Williamsville, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Williamsville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- George Burnett, MDWilliamsville, NY 142211679559934
- Jeffrey Burnett, DOWilliamsville, NY 142211346226271
- Lynn Cieslak, M.D.Williamsville, NY 142211518951011
- Peter Elkin, M.D.Williamsville, NY 142211568432656
- Shuman Hua, M.D.Williamsville, NY 142211245219229
- Bonnie McMichael, M.D.Williamsville, NY 142211881692267
- Larisa Meras, M.D.Buffalo, NY 142211962474262
- Margaret Mitchell, M.D.Williamsville, NY 142211477551331
Common questions
What is Maria Kontos, DO's NPI number?
Maria Kontos, DO's National Provider Identifier (NPI) is 1003302910, issued on Jul 3, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Maria Kontos, DO located?
The NPPES record lists a practice address at 325 Essjay RD, Williamsville, NY, 14221. Phone: (716) 656-4463. Providers update this record themselves, so call before visiting.
How can I verify Maria Kontos, DO's license?
NPPES lists New York license number 310624-01, 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 Maria Kontos, DO prescribe under Medicare Part D?
In 2024, Maria Kontos, DO had 3,756 Medicare Part D claims for 462 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.