Sierra Medical Group Holding Company, Inc.
NPI 1780832972 · Multi-Specialty Clinic/Center · Lancaster, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sierra Medical Group Holding Company, Inc. is a Multi-Specialty Clinic/Center organization in Lancaster, CA (NPI 1780832972).
Provider details
- NPI number
- 1780832972
- Entity type
- Organization
- Primary specialty
- Multi-Specialty Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Charles Lim, Medical Director(818) 654-3463
Specialties & taxonomies
Ambulatory Health Care Facilities
- Family Medicine Physician207Q00000X
Allopathic & Osteopathic Physicians
- Internal Medicine Physician207R00000X
Allopathic & Osteopathic Physicians
- Pediatrics Physician208000000X
Allopathic & Osteopathic Physicians
- General Practice Physician208D00000X
Allopathic & Osteopathic Physicians
- Urgent Care Clinic/Center261QU0200X
Ambulatory Health Care Facilities
- Physician Assistant363A00000X
Physician Assistants & Advanced Practice Nursing Providers
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
Other names (DBA / former)
- Doing business as
- Sierra Medical Group
Registry dates
- Enumerated
- 2008-09-03
- Last updated
- 2009-11-18
Frequently asked questions
- What is Sierra Medical Group Holding Company, Inc.'s NPI number?
- Sierra Medical Group Holding Company, Inc.'s National Provider Identifier (NPI) is 1780832972, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sierra Medical Group Holding Company, Inc.?
- Sierra Medical Group Holding Company, Inc. is classified in the NPPES registry as Multi-Specialty Clinic/Center (Ambulatory Health Care Facilities).
- Where is Sierra Medical Group Holding Company, Inc. located?
- Sierra Medical Group Holding Company, Inc.'s practice location on file with NPPES is 44469 10th St W, Lancaster, CA 93534-3324.
- What is Sierra Medical Group Holding Company, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Sierra Medical Group Holding Company, Inc. is (818) 654-3463.
- Does Sierra Medical Group Holding Company, Inc. accept Medicare?
- Sierra Medical Group Holding Company, Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Sierra Medical Group Holding Company, Inc.?
- The authorized official listed on Sierra Medical Group Holding Company, Inc.'s NPPES record is Charles Lim, Medical Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sierra Medical Group Holding Company, Inc.'s NPI active?
- Yes — Sierra Medical Group Holding Company, Inc.'s NPI (1780832972) is active in the NPPES registry as of the last update on 2009-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.