NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Jason D Blantz, NP, MSN

Adult Health Nurse Practitioner in San Francisco, CA · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1225155690

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Mr. Jason D Blantz
Credential NP, MSN
Sex Male
Practice address 234 Eddy St, Housing and Urban Health Clinic, San Francisco, CA, 94102
Phone (415) 353-5045
Fax (415) 292-5048
Enumeration date Mar 23, 2007
Last updated in NPPES Sep 11, 2025

Taxonomy & licenses

163WP2201X Ambulatory Care Registered Nurse Nursing Service Providers · License RN568106 (CA) Secondary
363LA2200X Adult Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License NPF13458 (CA) Primary
NP · Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority. About the NP credential

Other identifiers

Identifier Type State Issuer
073908 Other - SFGH INTERNAL USE ONLY-COMMERCIAL NUMBER

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Jason Blantz?
The National Provider Identifier (NPI) for Jason Blantz is 1225155690, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jason Blantz practice?
The practice location on file with NPPES is in San Francisco, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.