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MR. PIERRE A SCALES M.D., FACOG
NPI 1679544662
Obstetrics & Gynecology - Obstetrics in Atwater, CA

Active since January 30, 2006PECOS Enrolled
1251 GROVE AVE, ATWATER, CA 95301(209) 357-2099(209) 357-1827 Get Directions Write a Review

NPPES record last updated: July 15, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mr. Pierre A Scales M.d., Facog NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. PIERRE A SCALES M.D., FACOG (NPI 1679544662) is an individual obstetrics provider in Atwater, California, licensed in California (G604580) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1679544662
Entity TypeIndividualMale
Primary Taxonomy207VX0000X
Provider Legal NameMR. PIERRE A SCALESCredential: M.D., FACOG
Location Address1251 GROVE AVEAtwater, CA 95301-3653
Mailing Address2730 Fauna CtMerced, CA 95340-8312 · (209) 357-2099 · Fax (209) 357-1827
Phone(209) 357-2099
Fax(209) 357-1827
Sole ProprietorYes
Enumeration DateJanuary 30, 2006
Last NPPES UpdateJuly 15, 2016
✔ NPI 1679544662 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · ObstetricsAllopathic & Osteopathic Physicians
Taxonomy Code207VX0000X
License✔ Licensed in CA · G604580
Definition
A physician who specializes in diagnosis, treatment, and management of patients with obstetric conditions. Source: National Uniform Claim Committee
1251 GROVE AVE, Atwater, CA 95301
Open in Google Maps ↗

Other Identifiers 3

Medicaid00G604580CA
Medicare UPINF24987CA
Medicare ID-Type Unspecified00G604580CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Pierre A Scales M.d., Facog is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Pierre Scales reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Castle Family Health Centers Inc.
Same address
Federally Qualified Health Center (FQHC)
1251 GROVE AVENUE
Atwater, CA 95301
  • Reassigned Medicare billing, California enrollment
  • 18 clinicians in this Medicare group
NPI 1497778443 (209) 381-2000
Golden Valley Health Center
4.2 mi
Federally Qualified Health Center (FQHC)
2752 RANCHERO LN
Merced, CA 95348
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Golden Valley Health Centers
  • 440 clinicians in this Medicare group
NPI 1487495370 (209) 722-4842
Obhg California, P.C.
2,132 mi
Obstetrics & Gynecology
777 LOWNDES HILL RD BLDG 1
Greenville, SC 29607
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Obhg California PC
  • 711 clinicians in this Medicare group
NPI 1215258892 (800) 967-2289

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 95301 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$133.94 typical visit price
range $58.87 – $176.60
Typical copayment $33.48 (range $14.71 – $44.15)
Most-billed visit code 99204
Established Patient
$73.16 typical visit price
range $19.28 – $144.60
Typical copayment $18.29 (range $4.82 – $36.15)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CASTLE FAMILY HEALTH CENTERS INC.
Clinic/Center (Adult Day Care)
1251 GROVE AVE, SUITE E
ATWATER, CA 95301
Merced County (209) 357-0765
MARICELA ESTRADA PA-C
Physician Assistant
1251 GROVE AVE
ATWATER, CA 95301
Merced County (209) 358-8425

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 Pierre Scales's NPI number?

The NPI number for Pierre Scales is 1679544662. It was assigned to this individual provider in the NPPES registry on January 30, 2006.

Where is Pierre Scales located?

Pierre Scales practices at 1251 Grove Ave, Atwater, CA 95301. The listed phone number is (209) 357-2099.

What is Pierre Scales's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Obstetrics, with taxonomy code 207VX0000X.

Is Pierre Scales enrolled in Medicare?

Yes. Pierre Scales is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Pierre Scales's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Pierre Scales reassigns Medicare benefits to 3 organizations: Castle Family Health Centers Inc. (Atwater, CA), Golden Valley Health Center (Merced, CA) and Obhg California, P.C. (Greenville, SC). 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 Pierre Scales'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 Pierre Scales was last updated on July 15, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.