Siegfried Rotmensch, M.D.
NPI 1932382447 · Maternal & Fetal Medicine Physician · Mountain View, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Siegfried Rotmensch, M.D. is a Maternal & Fetal Medicine Physician provider in Mountain View, CA (NPI 1932382447).
Provider details
- NPI number
- 1932382447
- Entity type
- Individual
- Primary specialty
- Maternal & Fetal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A102099 (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
18 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
- 2007-12-07
- Last updated
- 2013-06-07
Frequently asked questions
- What is Siegfried Rotmensch's NPI number?
- Siegfried Rotmensch's National Provider Identifier (NPI) is 1932382447, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Siegfried Rotmensch's specialty?
- Siegfried Rotmensch is listed in the NPPES registry with a primary specialty of Maternal & Fetal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Siegfried Rotmensch located?
- Siegfried Rotmensch's practice location on file with NPPES is 2485 Hospital Dr Ste 231, Mountain View, CA 94040-4103.
- What is Siegfried Rotmensch's phone number?
- The practice phone number listed in the NPPES registry for Siegfried Rotmensch is (650) 404-8210.
- Does Siegfried Rotmensch accept Medicare?
- Siegfried Rotmensch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Siegfried Rotmensch's NPI active?
- Yes — Siegfried Rotmensch's NPI (1932382447) is active in the NPPES registry as of the last update on 2013-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.