Mark Wahrenbrock, M.D., PH.D.
NPI 1104267145 · Clinical Pathology Physician · San Diego, CA
Mark Wahrenbrock, M.D., PH.D. is a Clinical Pathology Physician provider in San Diego, CA (NPI 1104267145).
Provider details
- NPI number
- 1104267145
- Entity type
- Individual
- Primary specialty
- Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A158210 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
13 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25,350 across 24 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 11401 Bloomfield AveNorwalk, CA 90650-2015Phone: (562) 651-4151
Registry dates
- Enumerated
- 2013-07-06
- Last updated
- 2021-03-31
- Certified
- 2021-03-31
Frequently asked questions
- What is Mark Wahrenbrock's NPI number?
- Mark Wahrenbrock's National Provider Identifier (NPI) is 1104267145, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Wahrenbrock's specialty?
- Mark Wahrenbrock is listed in the NPPES registry with a primary specialty of Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Wahrenbrock located?
- Mark Wahrenbrock's practice location on file with NPPES is 8901 Activity Rd Ste 205, San Diego, CA 92126-4436.
- What is Mark Wahrenbrock's phone number?
- The practice phone number listed in the NPPES registry for Mark Wahrenbrock is (888) 992-7555.
- Is Mark Wahrenbrock's NPI active?
- Yes — Mark Wahrenbrock's NPI (1104267145) is active in the NPPES registry as of the last update on 2021-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.