Marylou Thelmo, M.D.
NPI 1831465178 · Obstetrics & Gynecology Physician · Brawley, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marylou Thelmo, M.D. is a Obstetrics & Gynecology Physician provider in Brawley, CA (NPI 1831465178).
Provider details
- NPI number
- 1831465178
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A70250 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2012-03-30
- Last updated
- 2014-06-17
Frequently asked questions
- What is Marylou Thelmo's NPI number?
- Marylou Thelmo's National Provider Identifier (NPI) is 1831465178, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marylou Thelmo's specialty?
- Marylou Thelmo is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Marylou Thelmo located?
- Marylou Thelmo's practice location on file with NPPES is 1166 K Street, Brawley, CA 92227.
- What is Marylou Thelmo's phone number?
- The practice phone number listed in the NPPES registry for Marylou Thelmo is (760) 344-9951.
- Does Marylou Thelmo accept Medicare?
- Marylou Thelmo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marylou Thelmo's NPI active?
- Yes — Marylou Thelmo's NPI (1831465178) is active in the NPPES registry as of the last update on 2014-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.