DR. CATRIONA ANNE MACARDLE MD
NPI 1538401773
Obstetrics & Gynecology in Ann Arbor, MI
About Dr. Catriona Anne Macardle Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CATRIONA ANNE MACARDLE MD (NPI 1538401773) is an individual obstetrics & gynecology provider in Ann Arbor, Michigan, licensed in Michigan (4301103386) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS, is affiliated with Trinity Health Ann Arbor Hospital, and maintains a secondary practice location in Ypsilanti.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Dr. Catriona Anne Macardle Md 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 Reassignment
Medicare enrollment records show Catriona Macardle reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Ann Arbor, MI 48103
- Reassigned Medicare billing, Michigan enrollment
- 1,480 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 2
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Trinity Health Ann Arbor Hospital
Acute Care Hospitals · Ann Arbor, MIChelsea Hospital
Acute Care Hospitals · Chelsea, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48103 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ANN ARBOR, MI 48103
ANN ARBOR, MI 48103
ANN ARBOR, MI 48103
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 Catriona Macardle's NPI number?
The NPI number for Catriona Macardle is 1538401773. It was assigned to this individual provider in the NPPES registry on March 26, 2013.
Where is Catriona Macardle located?
Catriona Macardle practices at 4350 Jackson Rd Ste 300, Ann Arbor, MI 48103. The listed phone number is (734) 995-2259.
What is Catriona Macardle's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Catriona Macardle enrolled in Medicare?
Yes. Catriona Macardle 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 organization bills Medicare for Catriona Macardle's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Catriona Macardle reassigns Medicare benefits to Iha Health Services Corporation (Ann Arbor, MI). 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 Catriona Macardle's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Catriona Macardle accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Catriona Macardle 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 Catriona Macardle affiliated with any hospitals?
According to CMS data, Catriona Macardle is affiliated with Trinity Health Ann Arbor Hospital and Chelsea Hospital.
When was this NPI record last updated?
The NPPES record for Catriona Macardle was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Catriona Anne Macardle, MD · NPI 1538401773
Obstetrics & Gynecology physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since March 26, 2013.
## Identity
- **NPI:** 1538401773 (Entity type: Individual)
- **Enumerated:** March 26, 2013
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 4301103386 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 4350 JACKSON RD STE 300, Ann Arbor, MI 48103-1889
- **Phone:** (734) 995-2259 · **Fax:** (734) 995-2418
## 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:** Iha Health Services Corporation (NPI 1366599409, Ann Arbor, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** July 21, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1538401773) · Data from the CMS NPPES public registry.