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BILLINGS OB-GYN ASSOCIATES, P.C.
NPI 1497785588
Obstetrics & Gynecology in Billings, MT

Active since July 04, 2006
1611 ZIMMERMAN TRL, BILLINGS, MT 59102(406) 248-3607(406) 248-8919 Get Directions Write a Review

NPPES record last updated: June 27, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Billings Ob-gyn Associates, P.c. NPPES

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

BILLINGS OB-GYN ASSOCIATES, P.C. (NPI 1497785588) is a healthcare organization registered as an obstetrics & gynecology in Billings, Montana and active in the NPI registry since July 2006. The organization lists Rob Harding, Ceo, as its authorized official.

NPPES Registry Identity

NPI1497785588
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameBILLINGS OB-GYN ASSOCIATES, P.C.
Location Address1611 ZIMMERMAN TRLBillings, MT 59102-7652
Mailing Address1611 Zimmerman TrlBillings, MT 59102-7652 · (406) 248-3607 · Fax (406) 248-8919
Phone(406) 248-3607
Fax(406) 248-8919
Organization SubpartNo
Authorized OfficialRob HardingCeo · (406) 248-3607
Enumeration DateJuly 4, 2006
Last NPPES UpdateJune 27, 2024
NPPES CertifiedJune 27, 2024
✔ NPI 1497785588 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in MT · D086328
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.
Also ListedClinic/CenterTaxonomy 261Q00000X
1611 ZIMMERMAN TRL, Billings, MT 59102
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Other Identifiers 1

Medicaid111688600WY

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Billings Ob-gyn Associates, P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

12

Medicare enrollment records show 12 clinicians reassign Medicare billing to Billings Ob-Gyn Associates, P.C., which bills Medicare for the services they deliver. Of these, 9 practice at this address and 10 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 2

Obstetrics/Gynecology10
Nurse Practitioner2

Clinicians, nearest first (12)

Lindsay Cantwell, DNP, FNP-C
Nurse Practitioner
NPI 1023608619
1611 ZIMMERMAN TRL
Billings, MT 59102
(406) 248-3607
✔ PECOSSame address
Kari Gillen, PMHNP, MSN, RN
Nurse Practitioner
NPI 1932936176
1611 ZIMMERMAN TRL
Billings, MT 59102
(406) 248-3607
✔ PECOSSame address
Julianna Papez, D.O.
Obstetrics/Gynecology
NPI 1952531410
1611 ZIMMERMAN TRL
Billings, MT 59102
(406) 248-3607
✔ PECOS✔ Accepts MedicareSame address
Kyla Carlson, D.O.
Obstetrics/Gynecology
NPI 1952517591
1611 ZIMMERMAN TRL
Billings, MT 59102
(406) 248-3607
✔ PECOSSame address
D Dahl, M.D.
Obstetrics/Gynecology
NPI 1649205451
1611 ZIMMERMAN TRL
Billings, MT 59102
(406) 248-3607
✔ PECOSSame address
Douglas Neuhoff, M.D.
Obstetrics/Gynecology
NPI 1255362992
1611 ZIMMERMAN TRL
Billings, MT 59102
(406) 248-3607
✔ PECOSSame address
Kari Bates, DO
Obstetrics/Gynecology
NPI 1679000954
1611 ZIMMERMAN TRL
Billings, MT 59102
(406) 248-3607
✔ PECOSSame address
Chad Abbey, DO
Obstetrics/Gynecology
NPI 1336346568
1611 ZIMMERMAN TRAIL
Billings, MT 59102
(406) 248-3607
✔ PECOSSame address
Rindo Sironi, MD
Obstetrics/Gynecology
NPI 1568558500
1611 ZIMMERMAN TRAIL
Billings, MT 59102
(406) 248-3607
✔ PECOSSame address
Dana Edwards, M.D.
Obstetrics/Gynecology
NPI 1114905155
801 N 29TH ST
Billings, MT 59101
(406) 238-2500
✔ PECOS4.2 mi
Julia Middleton, MD
Obstetrics/Gynecology
NPI 1386172138
1400 29TH ST S STE 101
Great Falls, MT 59405
(406) 761-7924
✔ PECOS173 mi
Chia Lien Wang, M.D.
Obstetrics/Gynecology
NPI 1689641656
1200 N BEAVER ST
Flagstaff, AZ 86001
(928) 779-3366
✔ PECOS747 mi

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

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 Billings Ob-Gyn Associates, P.C.'s NPI number?

The NPI number for Billings Ob-Gyn Associates, P.C. is 1497785588. It was assigned to this organization in the NPPES registry on July 4, 2006.

Where is Billings Ob-Gyn Associates, P.C. located?

Billings Ob-Gyn Associates, P.C. is located at 1611 Zimmerman Trl, Billings, MT 59102. The listed phone number is (406) 248-3607.

What is Billings Ob-Gyn Associates, P.C.'s specialty?

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

Is Billings Ob-Gyn Associates, P.C. enrolled in Medicare?

Yes. Billings Ob-Gyn Associates, P.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Billings Ob-Gyn Associates, P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 12 clinicians in 2 Medicare specialties reassign their Medicare billing to Billings Ob-Gyn Associates, P.C.. A 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 the clinician's services. The largest specialties are Obstetrics/Gynecology (10) and Nurse Practitioner (2). Of these, 9 practice at this address and 10 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Billings Ob-Gyn Associates, P.C. accept?

Health plans from Blue Cross and Blue Shield of Montana list Billings Ob-Gyn Associates, P.C. 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 Billings Ob-Gyn Associates, P.C. was last updated on June 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.