George Greenwald, MD
NPI 1952451767 · Internal Medicine Physician · Mountain View, CA
George Greenwald, MD is a Internal Medicine Physician provider in Mountain View, CA (NPI 1952451767).
Provider details
- NPI number
- 1952451767
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G41818 (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
- 2007-01-12
- Last updated
- 2007-07-08
Frequently asked questions
- What is George Greenwald's NPI number?
- George Greenwald's National Provider Identifier (NPI) is 1952451767, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Greenwald's specialty?
- George Greenwald is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is George Greenwald located?
- George Greenwald's practice location on file with NPPES is 555 Castro St, Mountain View, CA 94041-2009.
- What is George Greenwald's phone number?
- The practice phone number listed in the NPPES registry for George Greenwald is (650) 903-3000.
- Is George Greenwald's NPI active?
- Yes — George Greenwald's NPI (1952451767) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.