Diane L. Johnson, M.D., Inc.
NPI 1013163112 · Critical Care Medicine (Internal Medicine) Physician · Los Angeles, CA
Diane L. Johnson, M.D., Inc. is a Critical Care Medicine (Internal Medicine) Physician organization in Los Angeles, CA (NPI 1013163112).
Provider details
- NPI number
- 1013163112
- Entity type
- Organization
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Diane Johnson, President, Medical Director(714) 402-4685
- License
- G62317 (CA)
Specialties & taxonomies
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
17 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
- 2008-08-08
- Last updated
- 2008-08-08
Frequently asked questions
- What is Diane L. Johnson, M.D., Inc.'s NPI number?
- Diane L. Johnson, M.D., Inc.'s National Provider Identifier (NPI) is 1013163112, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Diane L. Johnson, M.D., Inc.?
- Diane L. Johnson, M.D., Inc. is classified in the NPPES registry as Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Diane L. Johnson, M.D., Inc. located?
- Diane L. Johnson, M.D., Inc.'s practice location on file with NPPES is 2131 W 3rd St, Los Angeles, CA 90057-1901.
- What is Diane L. Johnson, M.D., Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Diane L. Johnson, M.D., Inc. is (213) 484-7111.
- Who is the authorized official for Diane L. Johnson, M.D., Inc.?
- The authorized official listed on Diane L. Johnson, M.D., Inc.'s NPPES record is Diane Johnson, President, Medical Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Diane L. Johnson, M.D., Inc.'s NPI active?
- Yes — Diane L. Johnson, M.D., Inc.'s NPI (1013163112) is active in the NPPES registry as of the last update on 2008-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.