NPPES file of Aug 9, 2026

Colleen Patricia McNicholas, DO

Gynecology Physician · Saint Louis, MO

Colleen Patricia McNicholas, DO is a gynecology physician with a practice address in Saint Louis, Missouri, and NPI 1962664730, issued on Jul 1, 2008. Check the license (Missouri 2011003938, 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
1962664730
Name
Colleen Patricia McNicholas
Credential
DO
Primary taxonomy
Gynecology Physician 207VG0400X
License number
2011003938 MO
Self-reported in NPPES; status is on the state search
Practice location
4901 Forest Park Ave Ste 710, Saint Louis, MO 63108
Phone
(314) 362-4211
Enumerated
Jul 1, 2008
Record last updated
Jan 24, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(314) 362-0049
Medicaid IDs
1962664730 MO
ENROLLED IL
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 4901 Forest Park Ave Ste 710

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

  1. Alison Cahill, MDMaternal & Fetal Medicine Physician1679788038
  2. Erin Johnson, MDObstetrics & Gynecology Physician1669997847
  3. George Macones, MDMaternal & Fetal Medicine Physician1386647345
  4. Diane Merritt, MDGynecology Physician1437172459
  5. Donald Nelson, MDMaternal & Fetal Medicine Physician1962420463
  6. Andrea O'RiordanObstetrics & Gynecology Physician1861325425

Verify Colleen Patricia McNicholas 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 2011003938
    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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83% fewer Medicare Part D claims than the average gynecology physician in 2024

52 Medicare Part D claims for 24 beneficiaries, against an average of 299 among the 1,919 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Colleen McNicholas52
  2. Specialty average299

Most prescribed

  1. Acyclovir13 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.

Colleen Patricia McNicholas among 48 gynecology physician records in Missouri

Colleen Patricia McNicholas, DO is one of 48 gynecology physician records with a practice address in Missouri. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 73% of them.

  • NPI issued2008 · 73% of these records are older, 23% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · 38% of these records are
  • Record last updated2018 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VG0400X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gynecology Physician providers in Missouri

There are 48 gynecology physician records in Missouri.

The 8 gynecology physician records with the nearest ZIP codes

  1. Scott Biest, MDSaint Louis, MO 631081952419210
  2. David Eisenberg, MDSaint Louis, MO 631081033304415
  3. Diane Merritt, MDSaint Louis, MO 631081437172459
  4. Whitney Ross, MDSaint Louis, MO 631081144634502
  5. Rebecca McAlister, MDSaint Louis, MO 631101649296864
  6. David McIntosh, MDSaint Louis, MO 631061710050869
  7. Jeffrey Peipert, MDSaint Louis, MO 631101497771711
  8. Renee Ewing, M.D.Saint Louis, MO 631051467414177

Common questions

What is Colleen Patricia McNicholas, DO's NPI number?

Colleen Patricia McNicholas, DO's National Provider Identifier (NPI) is 1962664730, issued on Jul 1, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Colleen Patricia McNicholas, DO located?

The NPPES record lists a practice address at 4901 Forest Park Ave Ste 710, Saint Louis, MO, 63108. Phone: (314) 362-4211. Providers update this record themselves, so call before visiting.

How can I verify Colleen Patricia McNicholas, DO's license?

NPPES lists Missouri license number 2011003938, 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 Colleen Patricia McNicholas, DO prescribe under Medicare Part D?

In 2024, Colleen Patricia McNicholas, DO had 52 Medicare Part D claims for 24 beneficiaries; the average among gynecology physician prescribers was 299. 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.