Thomas Whalen, M.D.
NPI 1356364541 · Obstetrics & Gynecology Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Whalen, M.D. is a Obstetrics & Gynecology Physician provider in Saint Louis, MO (NPI 1356364541).
Provider details
- NPI number
- 1356364541
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 101052 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-26
- Last updated
- 2022-12-14
- Certified
- 2022-12-14
Frequently asked questions
- What is Thomas Whalen's NPI number?
- Thomas Whalen's National Provider Identifier (NPI) is 1356364541, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Whalen's specialty?
- Thomas Whalen is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Whalen located?
- Thomas Whalen's practice location on file with NPPES is 615 S New Ballas Rd, Saint Louis, MO 63141-8221.
- What is Thomas Whalen's phone number?
- The practice phone number listed in the NPPES registry for Thomas Whalen is (314) 251-7498.
- Does Thomas Whalen accept Medicare?
- Thomas Whalen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Whalen's NPI active?
- Yes — Thomas Whalen's NPI (1356364541) is active in the NPPES registry as of the last update on 2022-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.