DR. CHAD S ABBEY DO
NPI 1336346568
Obstetrics & Gynecology in Billings, MT

Q: What is Chad Abbey's NPI number?

The NPI number for Chad Abbey is 1336346568. It was assigned to this individual provider in the NPPES registry on June 29, 2007.

Q: What is Chad Abbey's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Q: When was this NPI record last updated?

The NPPES record for Chad Abbey was last updated on June 17, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.

Active since June 29, 2007PECOS Enrolled

1611 ZIMMERMAN TRAIL, BILLINGS, MT 59102(406) 248-3607(406) 248-8919 Get Directions Write a Review

NPPES record last updated: June 17, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Chad S Abbey Do NPPES

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

DR. CHAD S ABBEY DO (NPI 1336346568) is an individual obstetrics & gynecology provider in Billings, Montana, licensed in Montana (41014) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, is affiliated with St Vincent Healthcare, and is a graduate of West Virginia School Of Osteopathic Medicine (2007).

NPPES Registry Identity

NPI1336346568

Entity TypeIndividualMale

Primary Taxonomy207V00000X

Provider Legal NameDR. CHAD S ABBEYCredential: DO

Location Address1611 ZIMMERMAN TRAILBillings, MT 59102-1611

Mailing Address1611 Zimmerman TrailBillings, MT 59102-1611 · (406) 248-3607 · Fax (406) 248-8919

Phone(406) 248-3607

Fax(406) 248-8919

Sole ProprietorYes

Medical School CMSWest Virginia School Of Osteopathic MedicineGraduated 2007

Enumeration DateJune 29, 2007

Last NPPES UpdateJune 17, 2015

✔ NPI 1336346568 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

Licenses✔ Licensed in MT · 41014✔ Licensed in MT · MED-PHYS-LIC-41014

Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

1611 ZIMMERMAN TRAIL, Billings, MT 59102

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, PacificSource Health Plans and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Chad S Abbey Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID941476147

PECOS Enrollment IDI20150811006155

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 Reassignment

Medicare enrollment records show Chad Abbey reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Billings Ob-Gyn Associates, P.C.

Same address

Obstetrics & Gynecology

1611 ZIMMERMAN TRL
Billings, MT 59102

Reassigned Medicare billing, Montana enrollment
Medicare enrollment name: Billings Ob-Gyn Associates PC
12 clinicians in this Medicare group

NPI 1497785588 (406) 248-3607

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Vincent Healthcare

Acute Care Hospitals · Billings, MT

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number270049

Location1233 N 30th StBillings, MT 59101 · Yellowstone County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59102 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

$130.52 typical visit price

range $56.81 – $172.26

Typical copayment $32.63 (range $14.20 – $43.06)

Most-billed visit code 99204

Established Patient

$70.82 typical visit price

range $18.24 – $140.32

Typical copayment $17.70 (range $4.56 – $35.08)

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 3

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

DR. PAMELA JEAN FREDERICK TEMPLETON M.D.

Obstetrics & Gynecology

1611 ZIMMERMAN TRAIL
BILLINGS, MT 59102

Yellowstone County (406) 248-3607

DR. RINDO RUDOLPH SIRONI MD

Obstetrics & Gynecology

1611 ZIMMERMAN TRAIL
BILLINGS, MT 59102

Yellowstone County (406) 248-3607

MS. KRISTINE MILLER NP

Nurse Practitioner

1611 ZIMMERMAN TRAIL
BILLINGS, MT 59102

Yellowstone County (406) 248-3609

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 Chad Abbey's NPI number?

The NPI number for Chad Abbey is 1336346568. It was assigned to this individual provider in the NPPES registry on June 29, 2007.

Where is Chad Abbey located?

Chad Abbey practices at 1611 Zimmerman Trail, Billings, MT 59102. The listed phone number is (406) 248-3607.

What is Chad Abbey's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Chad Abbey enrolled in Medicare?

Yes. Chad Abbey is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Chad Abbey's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chad Abbey reassigns Medicare benefits to Billings Ob-Gyn Associates, P.C. (Billings, MT). The 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 Chad Abbey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Chad Abbey accept?

Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, PacificSource Health Plans and Providence Health Plan list Chad Abbey 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.

Is Chad Abbey affiliated with any hospitals?

According to CMS data, Chad Abbey is affiliated with St Vincent Healthcare.

When was this NPI record last updated?

The NPPES record for Chad Abbey was last updated on June 17, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.