Nicholas Zwerdling, LMFT
NPI 1689087884 · Marriage & Family Therapist · Belmont, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Zwerdling, LMFT is a Marriage & Family Therapist provider in Belmont, CA (NPI 1689087884).
Provider details
- NPI number
- 1689087884
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Male
- Sole proprietor
- No
- License
- 75759 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 2210 Clay StSan Francisco, CA 94115-1930Phone: (415) 776-4647Fax: (415) 776-1018
Registry dates
- Enumerated
- 2014-06-05
- Last updated
- 2022-11-22
- Certified
- 2022-11-22
Frequently asked questions
- What is Nicholas Zwerdling's NPI number?
- Nicholas Zwerdling's National Provider Identifier (NPI) is 1689087884, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Zwerdling's specialty?
- Nicholas Zwerdling is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Nicholas Zwerdling located?
- Nicholas Zwerdling's practice location on file with NPPES is 262 Harbor Blvd, Belmont, CA 94002-4017.
- What is Nicholas Zwerdling's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Zwerdling is (650) 385-9872.
- Does Nicholas Zwerdling accept Medicare?
- Nicholas Zwerdling is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Zwerdling's NPI active?
- Yes — Nicholas Zwerdling's NPI (1689087884) is active in the NPPES registry as of the last update on 2022-11-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.