Sivalingam Medical Corporation, Inc.
NPI 1801221528 · Endocrinology, Diabetes & Metabolism Physician · Lancaster, CA
Sivalingam Medical Corporation, Inc. is a Endocrinology, Diabetes & Metabolism Physician organization in Lancaster, CA (NPI 1801221528).
Provider details
- NPI number
- 1801221528
- Entity type
- Organization
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Kanagaratnam Sivalingam, President(661) 726-3724
- License
- A64159 (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
12 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
Other names (DBA / former)
- Doing business as
- First Valley Medical Group
- Doing business as
- First Valley Medical Group
Registry dates
- Enumerated
- 2013-09-12
- Last updated
- 2023-03-17
- Certified
- 2023-03-17
Frequently asked questions
- What is Sivalingam Medical Corporation, Inc.'s NPI number?
- Sivalingam Medical Corporation, Inc.'s National Provider Identifier (NPI) is 1801221528, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sivalingam Medical Corporation, Inc.?
- Sivalingam Medical Corporation, Inc. is classified in the NPPES registry as Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Sivalingam Medical Corporation, Inc. located?
- Sivalingam Medical Corporation, Inc.'s practice location on file with NPPES is 44725 10th St W, Lancaster, CA 93534-3033.
- What is Sivalingam Medical Corporation, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Sivalingam Medical Corporation, Inc. is (661) 726-3058.
- Who is the authorized official for Sivalingam Medical Corporation, Inc.?
- The authorized official listed on Sivalingam Medical Corporation, Inc.'s NPPES record is Kanagaratnam Sivalingam, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sivalingam Medical Corporation, Inc.'s NPI active?
- Yes — Sivalingam Medical Corporation, Inc.'s NPI (1801221528) is active in the NPPES registry as of the last update on 2023-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.