Marian August, DO
NPI 1861849663 · Pediatrics Physician · Vallejo, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marian August, DO is a Pediatrics Physician provider in Vallejo, CA (NPI 1861849663).
Provider details
- NPI number
- 1861849663
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 21553 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
- 2016-05-21
- Last updated
- 2023-08-04
- Certified
- 2023-08-04
Frequently asked questions
- What is Marian August's NPI number?
- Marian August's National Provider Identifier (NPI) is 1861849663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marian August's specialty?
- Marian August is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Marian August located?
- Marian August's practice location on file with NPPES is 975 Sereno Dr, Vallejo, CA 94589-2441.
- What is Marian August's phone number?
- The practice phone number listed in the NPPES registry for Marian August is (707) 651-1000.
- Does Marian August accept Medicare?
- Marian August is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marian August's NPI active?
- Yes — Marian August's NPI (1861849663) is active in the NPPES registry as of the last update on 2023-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.