HELENE PUZIO DO
NPI 1235758970
Internal Medicine - Endocrinology, Diabetes & Metabolism in San Francisco, CA
About Helene Puzio Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HELENE PUZIO DO (NPI 1235758970) is an individual endocrinology, diabetes & metabolism provider in San Francisco, California, licensed in California (20A22733) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Helene Puzio Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Helene Puzio reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 2,112 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Helene Puzio's NPI number?
The NPI number for Helene Puzio is 1235758970. It was assigned to this individual provider in the NPPES registry on April 13, 2020.
Where is Helene Puzio located?
Helene Puzio practices at 400 Parnassus Ave, San Francisco, CA 94143. The listed phone number is (415) 353-2350.
What is Helene Puzio's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Helene Puzio enrolled in Medicare?
Yes. Helene Puzio is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Helene Puzio's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Helene Puzio reassigns Medicare benefits to 3 organizations: University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and Regents Of The University Of California (San Francisco, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Helene Puzio's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Helene Puzio accept?
Health plans from Anthem Blue Cross and Blue Shield list Helene Puzio as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Helene Puzio was last updated on October 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Helene Puzio, DO · NPI 1235758970
Endocrinology, Diabetes & Metabolism physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since April 13, 2020.
## Identity
- **NPI:** 1235758970 (Entity type: Individual)
- **Enumerated:** April 13, 2020
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **State license:** 20A22733 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 400 PARNASSUS AVE, San Francisco, CA 94143-2202
- **Phone:** (415) 353-2350
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); Regents Of The University Of California (NPI 1376613943, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 16, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1235758970) · Data from the CMS NPPES public registry.