HELAINE GREENE ST. AMANT MD
NPI 1912467556
Pediatrics in Sacramento, CA
About Helaine Greene St. Amant Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HELAINE GREENE ST. AMANT MD (NPI 1912467556) is an individual pediatrics provider in Sacramento, California, licensed in California (A180398) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Helaine Greene St. Amant Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Helaine St. Amant reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Sacramento, CA 95817
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Regents Of The Univ Of Ca
- 2,570 clinicians in this Medicare group
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 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 95817 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.
SACRAMENTO, CA 95817
SACRAMENTO, CA 95817
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 Helaine St. Amant's NPI number?
The NPI number for Helaine St. Amant is 1912467556. It was assigned to this individual provider in the NPPES registry on March 20, 2019.
Where is Helaine St. Amant located?
Helaine St. Amant practices at 2516 Stockton Blvd, Sacramento, CA 95817. The listed phone number is (916) 734-2428.
What is Helaine St. Amant's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Helaine St. Amant enrolled in Medicare?
Yes. Helaine St. Amant is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Helaine St. Amant's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Helaine St. Amant reassigns Medicare benefits to 2 organizations: Regents Of The University Of Ca (Sacramento, CA) and Permanente Medical Group Inc (Stockton, 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 Helaine St. Amant's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Helaine St. Amant was last updated on September 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.
# Helaine Greene St. Amant, MD · NPI 1912467556
Pediatrics physician in Sacramento, California. Individual provider, active in the CMS NPPES registry since March 20, 2019.
## Identity
- **NPI:** 1912467556 (Entity type: Individual)
- **Enumerated:** March 20, 2019
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** A180398 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2516 STOCKTON BLVD, Sacramento, CA 95817-2208
- **Phone:** (916) 734-2428
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of Ca (NPI 1104815067, Sacramento, CA); Permanente Medical Group Inc (NPI 1548343510, Stockton, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 21, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1912467556) · Data from the CMS NPPES public registry.