David Speiser, MD
NPI 1275552598 · Obstetrics & Gynecology Physician · San Marino, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Speiser, MD is a Obstetrics & Gynecology Physician provider in San Marino, CA (NPI 1275552598).
Provider details
- NPI number
- 1275552598
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A45219 (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
19 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
- 2006-07-18
- Last updated
- 2017-03-23
Frequently asked questions
- What is David Speiser's NPI number?
- David Speiser's National Provider Identifier (NPI) is 1275552598, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Speiser's specialty?
- David Speiser is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is David Speiser located?
- David Speiser's practice location on file with NPPES is 1444 Wembley Rd, San Marino, CA 91108-1942.
- What is David Speiser's phone number?
- The practice phone number listed in the NPPES registry for David Speiser is (310) 608-9074.
- Does David Speiser accept Medicare?
- David Speiser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Speiser's NPI active?
- Yes — David Speiser's NPI (1275552598) is active in the NPPES registry as of the last update on 2017-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.