The Pathology Group, Inc.
NPI 1316196892 · Anatomic Pathology & Clinical Pathology Physician · Fullerton, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
The Pathology Group, Inc. is a Anatomic Pathology & Clinical Pathology Physician organization in Fullerton, CA (NPI 1316196892).
Provider details
- NPI number
- 1316196892
- Entity type
- Organization
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mark Boonyasampant, President(714) 446-7505
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
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
- St Jude Pathology Medical Group
Registry dates
- Enumerated
- 2008-09-09
- Last updated
- 2025-08-05
- Certified
- 2025-08-05
Frequently asked questions
- What is The Pathology Group, Inc.'s NPI number?
- The Pathology Group, Inc.'s National Provider Identifier (NPI) is 1316196892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is The Pathology Group, Inc.?
- The Pathology Group, Inc. is classified in the NPPES registry as Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is The Pathology Group, Inc. located?
- The Pathology Group, Inc.'s practice location on file with NPPES is 101 E Valencia Mesa Dr, Fullerton, CA 92835-3809.
- What is The Pathology Group, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for The Pathology Group, Inc. is (714) 446-7505.
- Does The Pathology Group, Inc. accept Medicare?
- The Pathology Group, 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 The Pathology Group, Inc.?
- The authorized official listed on The Pathology Group, Inc.'s NPPES record is Mark Boonyasampant, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is The Pathology Group, Inc.'s NPI active?
- Yes — The Pathology Group, Inc.'s NPI (1316196892) is active in the NPPES registry as of the last update on 2025-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.