MS. ABIGAIL MARIE O'BRIEN FNP-C
NPI 1770295818
Nurse Practitioner - Family in Traverse City, MI
About Ms. Abigail Marie O'brien Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. ABIGAIL MARIE O'BRIEN FNP-C (NPI 1770295818) is an individual family provider in Traverse City, Michigan, licensed in Michigan (4704306307) and active in the NPI registry since December 2022. She is enrolled in Medicare PECOS, is affiliated with Munson Medical Center, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ms. Abigail Marie O'brien Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Abigail O'brien reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Traverse City, MI 49686
- Reassigned Medicare billing, Michigan enrollment
- 33 clinicians in this Medicare group
Grayling, MI 49738
- Reassigned Medicare billing, Michigan enrollment
- 596 clinicians in this Medicare group
Tacoma, WA 98402
- Reassigned Medicare billing, Michigan enrollment
- 36 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.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Munson Medical Center
Acute Care Hospitals · Traverse City, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49686 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 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TRAVERSE CITY, MI 49686
TRAVERSE CITY, MI 49686
TRAVERSE CITY, MI 49686
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 Abigail O'brien's NPI number?
The NPI number for Abigail O'brien is 1770295818. It was assigned to this individual provider in the NPPES registry on December 20, 2022.
Where is Abigail O'brien located?
Abigail O'brien practices at 815 Business Park Dr Ste A, Traverse City, MI 49686. The listed phone number is (231) 796-3200.
What is Abigail O'brien's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Abigail O'brien enrolled in Medicare?
Yes. Abigail O'brien is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Abigail O'brien's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Abigail O'brien reassigns Medicare benefits to 3 organizations: Chronic Care Management LLC (Traverse City, MI), Sound Inpatient Physicians-Michigan PLLC (Grayling, MI) and Hospitalist Medicine Physicians Of Michigan - Saginaw PLLC (Tacoma, WA). 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 Abigail O'brien's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Abigail O'brien accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Abigail O'brien 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 Abigail O'brien affiliated with any hospitals?
According to CMS data, Abigail O'brien is affiliated with Munson Medical Center.
When was this NPI record last updated?
The NPPES record for Abigail O'brien was last updated on July 6, 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.
# Ms. Abigail Marie O'brien, FNP-C · NPI 1770295818
Family physician in Traverse City, Michigan. Individual provider, active in the CMS NPPES registry since December 20, 2022.
## Identity
- **NPI:** 1770295818 (Entity type: Individual)
- **Enumerated:** December 20, 2022
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 4704306307 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 815 BUSINESS PARK DR STE A, Traverse City, MI 49686-8683
- **Phone:** (231) 796-3200
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Chronic Care Management LLC (NPI 1730506726, Traverse City, MI); Sound Inpatient Physicians-Michigan PLLC (NPI 1639311996, Grayling, MI); Hospitalist Medicine Physicians Of Michigan - Saginaw PLLC (NPI 1922739762, Tacoma, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** July 6, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1770295818) · Data from the CMS NPPES public registry.