Frank Seifert, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Stony Brook, NY
Frank Seifert, M.D. is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Stony Brook, New York, and NPI 1134148901, issued on Jul 19, 2006. Check the license (New York 154255, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Frank Seifert
- Credential
- M.D.
- Primary taxonomy
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
- License number
- 154255 NY
Self-reported in NPPES; status is on the state search - Practice location
- University Hospital, L5, Stony Brook, NY 11794
- Phone
- (631) 444-2565
- Enumerated
- Jul 19, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 00774061 NY
- Entity
- Type 1 · individual
8 nearest thoracic surgery (cardiothoracic vascular surgery) physician records → All 446 in New York → Look up another NPI →
Also registered at University Hospital, L5
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Frank Seifert 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 154255Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024
16 Medicare Part D claims, against an average of 101 among the 2,587 providers of this specialty who prescribed in Part D.
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.
Frank Seifert among 446 thoracic surgery (cardiothoracic vascular surgery) physician records in New York
Frank Seifert, M.D. is one of 446 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in New York. 75% 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 16% of them.
- NPI issued2006 · 16% of these records are older, 50% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2007 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in New York
There are 446 thoracic surgery (cardiothoracic vascular surgery) physician records in New York.
All 446 in New York → Every provider in Stony Brook → Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician nationwide →
The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes
- Jorge Balaguer, M.D.Stony Brook, NY 117941649218934
- Ankit Dhamija, MDStony Brook, NY 117941831454354
- Harold Fernandez, M.D.Stony Brook, NY 117941720196546
- Sivaveera KandasamyStony Brook, NY 117941851788954
- Allison McLarty, M.D.Stony Brook, NY 117941376562769
- Jonathan Price, MDStony Brook, NY 117941295096527
- Vinay Tak, MD, FRCS(ED), FACSStony Brook, NY 117941083694541
- James Taylor, M.D.Stony Brook, NY 117941083722896
Common questions
What is Frank Seifert, M.D.'s NPI number?
Frank Seifert, M.D.'s National Provider Identifier (NPI) is 1134148901, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Frank Seifert, M.D. located?
The NPPES record lists a practice address at University Hospital, L5, Stony Brook, NY, 11794. Phone: (631) 444-2565. Providers update this record themselves, so call before visiting.
How can I verify Frank Seifert, M.D.'s license?
NPPES lists New York license number 154255, 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 Frank Seifert, M.D. prescribe under Medicare Part D?
In 2024, Frank Seifert, M.D. had 16 Medicare Part D claims; the average among thoracic surgery (cardiothoracic vascular surgery) physician prescribers was 101. 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.