Individual Healthcare Provider
Gregory Mark Enns, M.D.
Provider's NPPES record last updated: April 9, 2024
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1508961897
- Primary Specialty
- Medical Genetics — Medical Biochemical Genetics
- Practice Location
- Palo Alto, California
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 17, 2026, 9:53 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Medical Genetics
Medical Biochemical Genetics
Allopathic & Osteopathic Physicians
A medical biochemical geneticist specializes in the diagnosis, evaluation, prevention, and treatment of patients with biochemical genetic disorders, defined as inborn errors of metabolism at any age of onset. Training does not include those skills and knowledge necessary to direct a clinical laboratory.
Taxonomy code 207SG0207X Medical Genetics
Clinical Genetics (M.D.)
Allopathic & Osteopathic Physicians
A clinical geneticist demonstrates competence in providing comprehensive diagnostic, management and counseling services for genetic disorders.
Taxonomy code 207SG0201XMedical Genetics
Clinical Biochemical Genetics
Allopathic & Osteopathic Physicians
A clinical biochemical geneticist demonstrates competence in performing and interpreting biochemical analyses relevant to the diagnosis and management of human genetic diseases and is a consultant regarding laboratory diagnosis of a broad range of inherited disorders.
Taxonomy code 207SG0202X
Provider-Reported License Information
- Medical Genetics (California)
- A52095
- Medical Genetics (California)
- A52095
- Medical Genetics (California)
- A52095
- Medical Genetics (Hawaii)
- MD-12592
Practice Locations
Practice Location
725 Welch Rd
Palo Alto, California 94304-1601
Phone: (650) 497-8000
Additional Practice Location
300 Pasteur Dr, H315
Palo Alto, California 94305-5208
Phone: (650) 723-6858
Fax: (650) 498-4555
Record Information
- Enumeration Date
- September 13, 2006
- Provider's NPPES Record Last Updated
- April 9, 2024
- Certification Date
- April 9, 2024
- NPISignal NPPES Dataset
- August 2026
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