DR. AMANDA YEATON-MASSEY MD
NPI 1710238498
Obstetrics & Gynecology - Maternal & Fetal Medicine in Mountain View, CA
About Dr. Amanda Yeaton-massey Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AMANDA YEATON-MASSEY MD (NPI 1710238498) is an individual maternal & fetal medicine provider in Mountain View, California, licensed in California (A122118) and active in the NPI registry since September 2012. 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)
Dr. Amanda Yeaton-massey Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
5Medicare enrollment records show Amanda Yeaton-massey reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Santa Clara, CA 95051
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Palo Alto, CA 94301
- Reassigned Medicare billing, California enrollment
- 4,479 clinicians in this Medicare group
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 842 clinicians in this Medicare group
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
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 94040 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Amanda Yeaton-massey's NPI number?
The NPI number for Amanda Yeaton-massey is 1710238498. It was assigned to this individual provider in the NPPES registry on September 21, 2012.
Where is Amanda Yeaton-massey located?
Amanda Yeaton-massey practices at 2495 Hospital Dr, Mountain View, CA 94040. The listed phone number is (650) 404-8210.
What is Amanda Yeaton-massey's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.
Is Amanda Yeaton-massey enrolled in Medicare?
Yes. Amanda Yeaton-massey is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Amanda Yeaton-massey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Amanda Yeaton-massey reassigns Medicare benefits to 5 organizations: Permanente Medical Group Inc (Santa Clara, CA), Sutter Bay Medical Foundation (Palo Alto, CA), University Of California Sfgh Medical Group (San Francisco, CA), University Of California San Francisco (San Francisco, CA) and Ucsf Medical Group Business Services (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 Amanda Yeaton-massey'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 Amanda Yeaton-massey was last updated on September 29, 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.
# Dr. Amanda Yeaton-Massey, MD · NPI 1710238498
Maternal & Fetal Medicine physician in Mountain View, California. Individual provider, active in the CMS NPPES registry since September 21, 2012.
## Identity
- **NPI:** 1710238498 (Entity type: Individual)
- **Enumerated:** September 21, 2012
- **Primary specialty:** Obstetrics & Gynecology - Maternal & Fetal Medicine · taxonomy 207VM0101X
- **State license:** A122118 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2495 HOSPITAL DR, Mountain View, CA 94040-4119
- **Phone:** (650) 404-8210
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Permanente Medical Group Inc (NPI 1073606299, Santa Clara, CA); Sutter Bay Medical Foundation (NPI 1013950807, Palo Alto, CA); University Of California Sfgh Medical Group (NPI 1174598296, San Francisco, CA); University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 29, 2023
---
Source: [NPI Profile](https://npiprofile.com/npi/1710238498) · Data from the CMS NPPES public registry.