Nick Mellos, M.D.
NPI 1255362893 · Psychiatry Physician · San Diego, CA
Nick Mellos, M.D. is a Psychiatry Physician provider in San Diego, CA (NPI 1255362893).
Provider details
- NPI number
- 1255362893
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 041608C (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
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
- 2006-07-05
- Last updated
- 2021-08-25
- Certified
- 2021-08-25
Frequently asked questions
- What is Nick Mellos's NPI number?
- Nick Mellos's National Provider Identifier (NPI) is 1255362893, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nick Mellos's specialty?
- Nick Mellos is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Nick Mellos located?
- Nick Mellos's practice location on file with NPPES is Va San Diego Healthcare System, San Diego, CA 92161-0001.
- What is Nick Mellos's phone number?
- The practice phone number listed in the NPPES registry for Nick Mellos is (858) 642-1535.
- Is Nick Mellos's NPI active?
- Yes — Nick Mellos's NPI (1255362893) is active in the NPPES registry as of the last update on 2021-08-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.