Arrowhead Pathology Medical Group, Inc.
NPI 1508132366 · Anatomic Pathology & Clinical Pathology Physician · Colton, CA
Arrowhead Pathology Medical Group, Inc. is a Anatomic Pathology & Clinical Pathology Physician organization in Colton, CA (NPI 1508132366).
Provider details
- NPI number
- 1508132366
- Entity type
- Organization
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Carolyn Leach, President(909) 580-0010
- License
- C0625387 (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
14 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)
- Former legal business name
- Herbert Braunstein M.D. and Robrt A. Stewart, M.D. Inc.
Registry dates
- Enumerated
- 2012-03-27
- Last updated
- 2012-03-27
Frequently asked questions
- What is Arrowhead Pathology Medical Group, Inc.'s NPI number?
- Arrowhead Pathology Medical Group, Inc.'s National Provider Identifier (NPI) is 1508132366, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Arrowhead Pathology Medical Group, Inc.?
- Arrowhead Pathology Medical Group, Inc. is classified in the NPPES registry as Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Arrowhead Pathology Medical Group, Inc. located?
- Arrowhead Pathology Medical Group, Inc.'s practice location on file with NPPES is 400 N. Pepper Ave., Colton, CA 92324-1819.
- What is Arrowhead Pathology Medical Group, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Arrowhead Pathology Medical Group, Inc. is (909) 580-0010.
- Who is the authorized official for Arrowhead Pathology Medical Group, Inc.?
- The authorized official listed on Arrowhead Pathology Medical Group, Inc.'s NPPES record is Carolyn Leach, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Arrowhead Pathology Medical Group, Inc.'s NPI active?
- Yes — Arrowhead Pathology Medical Group, Inc.'s NPI (1508132366) is active in the NPPES registry as of the last update on 2012-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.