Ashok Parameswaran, MD
NPI 1831157122 · Psychiatry Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashok Parameswaran, MD is a Psychiatry Physician provider in San Diego, CA (NPI 1831157122).
Provider details
- NPI number
- 1831157122
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A82809 (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
20 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
- 2006-05-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ashok Parameswaran's NPI number?
- Ashok Parameswaran's National Provider Identifier (NPI) is 1831157122, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashok Parameswaran's specialty?
- Ashok Parameswaran is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Ashok Parameswaran located?
- Ashok Parameswaran's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is Ashok Parameswaran's phone number?
- The practice phone number listed in the NPPES registry for Ashok Parameswaran is (619) 543-3995.
- Does Ashok Parameswaran accept Medicare?
- Ashok Parameswaran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashok Parameswaran's NPI active?
- Yes — Ashok Parameswaran's NPI (1831157122) 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.