NPPES file of Aug 9, 2026

Patrick Anthony Nero, M.D.

Surgery Physician · Saint Charles, MO

Patrick Anthony Nero, M.D. is a surgery physician with a practice address in Saint Charles, Missouri, and NPI 1558329268, issued on May 2, 2006. Check the license (Missouri 2008006043, 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
1558329268
Name
Patrick Anthony Nero
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
2008006043 MO
Self-reported in NPPES; status is on the state search
Practice location
400 1St Capitol Dr, Saint Charles, MO 63301
Phone
(636) 669-2332
Enumerated
May 2, 2006
Record last updated
Oct 26, 2020 (not updated in 6 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 400 1St Capitol Dr

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

  1. Martin Altman, M.D.Gastroenterology Physician1437110491
  2. Kimberly Cockrell, NPFamily Nurse Practitioner1649648890
  3. Christina Gaut, FNPFamily Nurse Practitioner1063091387
  4. Ahmareen Khan, M.D.Pulmonary Disease Physician1669449591
  5. Shannon Layton, P.T.Physical Therapist1043326812
  6. Charles Linsenmeyer, M.D.Orthopaedic Surgery Physician1477556405

Verify Patrick Anthony Nero 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 2008006043
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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19% fewer Medicare Part D claims than the average surgery physician in 2024

119 Medicare Part D claims for 56 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 52 claims were for opioids.

  1. Patrick Nero119
  2. Specialty average147

Most prescribed

  1. Oxycodone Hcl49 claims
  2. Ondansetron Odt28 claims
  3. Cephalexin17 claims
  4. Ibuprofen13 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.

Patrick Anthony Nero among 714 surgery physician records in Missouri

Patrick Anthony Nero, M.D. is one of 714 surgery physician records with a practice address in Missouri. 78% 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 11% of them.

  • NPI issued2006 · 11% of these records are older, 62% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2020 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Missouri

There are 714 surgery physician records in Missouri.

The 8 surgery physician records with the nearest ZIP codes

  1. Ronald Glass, M.D.Saint Charles, MO 633011962441428
  2. David McCollister, M.D.Saint Charles, MO 633011528028065
  3. Samuel Rheinhardt, M.D.Saint Charles, MO 633011174903488
  4. Thomas Schneider, M.D.Saint Charles, MO 633011255392189
  5. Craig Smith, MDSaint Charles, MO 633011962519785
  6. Andrea Behr, M.D.Lake St Louis, MO 633671558642421
  7. Charles Hartman, DOLake St Louis, MO 633671205819034
  8. Thomas Leibold, MDLake St Louis, MO 633671255362430

Common questions

What is Patrick Anthony Nero, M.D.'s NPI number?

Patrick Anthony Nero, M.D.'s National Provider Identifier (NPI) is 1558329268, issued on May 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Patrick Anthony Nero, M.D. located?

The NPPES record lists a practice address at 400 1St Capitol Dr, Saint Charles, MO, 63301. Phone: (636) 669-2332. Providers update this record themselves, so call before visiting.

How can I verify Patrick Anthony Nero, M.D.'s license?

NPPES lists Missouri license number 2008006043, 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 Patrick Anthony Nero, M.D. prescribe under Medicare Part D?

In 2024, Patrick Anthony Nero, M.D. had 119 Medicare Part D claims for 56 beneficiaries; the average among surgery physician prescribers was 147. 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.