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Mary Warner, MD AND PHD
NPI 1902043649 · Psychiatry Physician · Palo Alto, CA
Mary Warner, MD AND PHD is a Psychiatry Physician provider in Palo Alto, CA (NPI 1902043649).
Provider details
- NPI number
- 1902043649
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD AND PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A49947 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(86/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
401 Quarry Rd
Palo Alto, CA 94304-1419
Phone: (650) 723-6811
Street-level locationGet directions
Mailing address
1121 Parkinson Ave
Palo Alto, CA 94301-3449
Registry dates
- Enumerated
- 2009-01-16
- Last updated
- 2009-01-16
Frequently asked questions
- What is Mary Warner's NPI number?
- Mary Warner's National Provider Identifier (NPI) is 1902043649, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Warner's specialty?
- Mary Warner is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Warner located?
- Mary Warner's practice location on file with NPPES is 401 Quarry Rd, Palo Alto, CA 94304-1419.
- What is Mary Warner's phone number?
- The practice phone number listed in the NPPES registry for Mary Warner is (650) 723-6811.
- Is Mary Warner's NPI active?
- Yes — Mary Warner's NPI (1902043649) is active in the NPPES registry as of the last update on 2009-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.