MACGREGOR HALL MD
NPI 1962035741
Ophthalmology - Cornea and External Diseases Specialist in Saint Joseph, MI
About Macgregor Hall Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MACGREGOR HALL MD (NPI 1962035741) is an individual cornea and external diseases specialist in Saint Joseph, Michigan, licensed in Michigan (4301517153) and active in the NPI registry since February 2020. He is enrolled in Medicare PECOS, is affiliated with Duke University Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 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 (PECOS)
Macgregor Hall Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Macgregor Hall reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Joseph, MI 49085
- Reassigned Medicare billing, Indiana and Michigan enrollments
- 5 clinicians in this Medicare group
Mooresville, NC 28117
- Reassigned Medicare billing, North Carolina enrollment
- 3,671 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Duke University Hospital
Acute Care Hospitals · Durham, NCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49085 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 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT JOSEPH, MI 49085
SAINT JOSEPH, MI 49085
SAINT JOSEPH, MI 49085
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 Macgregor Hall's NPI number?
The NPI number for Macgregor Hall is 1962035741. It was assigned to this individual provider in the NPPES registry on February 19, 2020.
Where is Macgregor Hall located?
Macgregor Hall practices at 2848 Niles Rd, Saint Joseph, MI 49085. The listed phone number is (269) 428-3300.
What is Macgregor Hall's specialty?
The primary specialty registered for this NPI is Ophthalmology, specializing in Cornea and External Diseases Specialist, with taxonomy code 207WX0120X.
Is Macgregor Hall enrolled in Medicare?
Yes. Macgregor Hall is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Macgregor Hall's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Macgregor Hall reassigns Medicare benefits to 2 organizations: Great Lakes Eye Care PC (Saint Joseph, MI) and Duke Health Integrated Practice, Inc. (Mooresville, NC). 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 Macgregor Hall's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Macgregor Hall accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee and Anthem Blue Cross and Blue Shield and 2 other insurers list Macgregor Hall 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 Macgregor Hall affiliated with any hospitals?
According to CMS data, Macgregor Hall is affiliated with Duke University Hospital.
When was this NPI record last updated?
The NPPES record for Macgregor Hall was last updated on October 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 days 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.
# Macgregor Hall, MD · NPI 1962035741
Cornea and External Diseases Specialist physician in Saint Joseph, Michigan. Individual provider, active in the CMS NPPES registry since February 19, 2020.
## Identity
- **NPI:** 1962035741 (Entity type: Individual)
- **Enumerated:** February 19, 2020
- **Primary specialty:** Ophthalmology - Cornea and External Diseases Specialist · taxonomy 207WX0120X
- **State license:** 4301517153 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2848 NILES RD, Saint Joseph, MI 49085-3352
- **Phone:** (269) 428-3300 · **Fax:** (269) 428-5005
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Great Lakes Eye Care PC (NPI 1922002708, Saint Joseph, MI); Duke Health Integrated Practice, Inc. (NPI 1760288633, Mooresville, NC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** October 15, 2026
- **Other identifiers:** Medicaid 300138025 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1962035741) · Data from the CMS NPPES public registry.