Mercedes Kwiatkowski, M.D.
NPI 1376718254 · Psychiatry Physician · Menlo Park, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mercedes Kwiatkowski, M.D. is a Psychiatry Physician provider in Menlo Park, CA (NPI 1376718254).
Provider details
- NPI number
- 1376718254
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A131196 (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
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
- 2008-04-23
- Last updated
- 2023-08-28
- Certified
- 2023-08-28
Frequently asked questions
- What is Mercedes Kwiatkowski's NPI number?
- Mercedes Kwiatkowski's National Provider Identifier (NPI) is 1376718254, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mercedes Kwiatkowski's specialty?
- Mercedes Kwiatkowski is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mercedes Kwiatkowski located?
- Mercedes Kwiatkowski's practice location on file with NPPES is 681 Oak Grove Ave Ste B, Menlo Park, CA 94025-4333.
- What is Mercedes Kwiatkowski's phone number?
- The practice phone number listed in the NPPES registry for Mercedes Kwiatkowski is (650) 200-3686.
- Does Mercedes Kwiatkowski accept Medicare?
- Mercedes Kwiatkowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mercedes Kwiatkowski's NPI active?
- Yes — Mercedes Kwiatkowski's NPI (1376718254) is active in the NPPES registry as of the last update on 2023-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.