NPPES file of Aug 9, 2026

Peter Fonseca, M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Bridgeton, MO

Peter Fonseca, M.D. is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Bridgeton, Missouri, and NPI 1760483101, issued on Aug 9, 2005. Check the license (Missouri 116658, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1760483101
Name
Peter Fonseca
Credential
M.D.
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License number
116658 MO
Self-reported in NPPES; status is on the state search
Practice location
12266 DE Paul Dr Ste 205, Bridgeton, MO 63044
Phone
(314) 647-8269
Enumerated
Aug 9, 2005
Record last updated
Nov 5, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicaid ID
507190205 MO
Medicare enrollment
Enrolled (PECOS I20091116000591); accepts Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 1987
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest thoracic surgery (cardiothoracic vascular surgery) physician records → All 143 in Missouri → Look up another NPI →

Also registered at 12266 DE Paul Dr Ste 205

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Elie Azrak, MDCardiovascular Disease Physician1962495952
  2. Shannon Bast, PAPhysician Assistant1760946669
  3. Stanley Biel, M.D.Cardiovascular Disease Physician1154327039
  4. Jared HarrisFamily Nurse Practitioner1689494700
  5. Agnes Lewis, ANPNurse Practitioner1821360454
  6. Peter Mikolajczak, M.D.Clinical Cardiac Electrophysiology Physician1790978252

Verify Peter Fonseca in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 116658    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Missouri license search

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2.3 times the Medicare Part D claims of the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024

233 Medicare Part D claims for 87 beneficiaries, against an average of 101 among the 2,587 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 95 claims were for opioids.

  1. Peter Fonseca233
  2. Specialty average101

Most prescribed

  1. Hydrocodone-Acetaminophen80 claims
  2. Gabapentin26 claims
  3. Metoclopramide Hcl11 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: $129.28

1 payment: food and beverage; the largest payer was Intuitive Surgical, Inc. The 4,047 providers of this specialty with any payment received $7,828.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Peter Fonseca$129.28
  2. Specialty average$7,828.84

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

  1. Ssm Medical Group IncSaint Louis, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Peter Fonseca among 143 thoracic surgery (cardiothoracic vascular surgery) physician records in Missouri

Peter Fonseca, M.D. is one of 143 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Missouri. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1987 · median 1997 among the 90 with a school on file
  • Record last updated2020 · 48% 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 Missouri 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 Missouri

There are 143 thoracic surgery (cardiothoracic vascular surgery) physician records in Missouri.

All 143 in Missouri → Every provider in Bridgeton → Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician nationwide →

The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes

  1. David Theodoro, M.D.Bridgeton, MO 630441073518577
  2. Janani Vigneswaran, MD, MPHFenton, MO 630261447609821
  3. Umraan Ahmad, MDChesterfield, MO 630171750401568
  4. Cordie Coordes, MDChesterfield, MO 630171396744835
  5. Jeremy Leidenfrost, MDChesterfield, MO 630171275739872
  6. Ronald Leidenfrost, MDChesterfield, MO 630171215936745
  7. Victor Ruiz, MDChesterfield, MO 630171912937384
  8. Charles Huddleston, MDSt Louis, MO 631041942226162

Common questions

What is Peter Fonseca, M.D.'s NPI number?

Peter Fonseca, M.D.'s National Provider Identifier (NPI) is 1760483101, issued on Aug 9, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Peter Fonseca, M.D. located?

The NPPES record lists a practice address at 12266 DE Paul Dr Ste 205, Bridgeton, MO, 63044. Phone: (314) 647-8269. Providers update this record themselves, so call before visiting.

How can I verify Peter Fonseca, M.D.'s license?

NPPES lists Missouri license number 116658, 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 Peter Fonseca, M.D. prescribe under Medicare Part D?

In 2024, Peter Fonseca, M.D. had 233 Medicare Part D claims for 87 beneficiaries; 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.