Michael Fedak, M.D.
Internal Medicine Physician · Saint Louis, MO
Michael Fedak, M.D. is an internal medicine physician with a practice address in Saint Louis, Missouri, and NPI 1174514384, issued on Nov 4, 2005. Check the license (Missouri 36371, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Michael Fedak
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 36371 MO
Self-reported in NPPES; status is on the state search - Practice location
- 13303 Tesson Ferry RD, Saint Louis, MO 63128
- Phone
- (314) 842-4744
- Enumerated
- Nov 4, 2005
- Entity
- Type 1 · individual
Also registered at 13303 Tesson Ferry RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karen Diehl, CPNPPediatric Registered Nurse1124126164
- Charles Dougherty, M.D.Pediatrics Physician1134100100
- Matthew Dougherty, MDPediatrics Physician1841236593
- Miguel Gelman, MDDiagnostic Radiology Physician1255378832
- David Hammond, M.D.Internal Medicine Physician1437140639
- Julie HurstPhysical Therapy Assistant1154431864
Verify Michael Fedak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 36371Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
4.2 times the Medicare Part D claims of the average internal medicine physician in 2024
11,560 Medicare Part D claims for 743 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 331 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,034 claims
- Lisinopril567 claims
- Amlodipine Besylate547 claims
- Losartan Potassium364 claims
- Metoprolol Succinate349 claims
- Omeprazole315 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: $127.30
7 payments, mostly food and beverage; the largest payer was Sumitomo Pharma America, Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 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.
One hospital or facility affiliation
- American Multispecialty Group IncSaint Louis, MO
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
1,363 internal medicine physician records list a Saint Louis practice address
They are 1,363 of the 27,605 NPPES records with a Saint Louis practice address, and 3,392 internal medicine physician records in Missouri.
All 1,363 in Saint Louis → All 3,392 in Missouri → Every provider in Saint Louis →
Other internal medicine physician records in Missouri
- Betty Abban, M.D.Springfield, MO1063893162
- Amer Abbas, MDSaint Louis, MO1508480666
- Marghoob Abbas, M.D.St Joseph, MO1588603781
- Muhammad Khalid Abbas, M.D.Springfield, MO1447877089
- Sundas Abbas, MDRichmond Heights, MO1649790486
- Hajira Abbasi, DOSaint Louis, MO1194036947
- Mohammed Abbasi, MDSaint Louis, MO1497097083
- Catey Abbott, DOSaint Louis, MO1699355347
- David Abbott, MDRichmond Heights, MO1568448850
- Ramzi Abboud, MDSaint Louis, MO1649684200
Common questions
What is Michael Fedak, M.D.'s NPI number?
Michael Fedak, M.D.'s National Provider Identifier (NPI) is 1174514384, issued on Nov 4, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Michael Fedak, M.D. located?
The NPPES record lists a practice address at 13303 Tesson Ferry RD, Saint Louis, MO, 63128. Phone: (314) 842-4744. Providers update this record themselves, so call before visiting.
How can I verify Michael Fedak, M.D.'s license?
NPPES lists Missouri license number 36371, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael Fedak, M.D. prescribe under Medicare Part D?
In 2024, Michael Fedak, M.D. had 11,560 Medicare Part D claims for 743 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.