DR. ROY PHILIP MACGREGOR MD
NPI 1144483223
Internal Medicine in Chesapeake, VA
About Dr. Roy Philip Macgregor Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROY PHILIP MACGREGOR MD (NPI 1144483223) is an individual internal medicine provider in Chesapeake, Virginia, licensed in Virginia (0101250274) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS, is affiliated with Chesapeake General Hospital, and is a graduate of Boston University School Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses 2
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. Roy Philip Macgregor 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 Roy Macgregor reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Chesapeake, VA 23321
- Reassigned Medicare billing, Virginia enrollment
- 570 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 5
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.
Chesapeake General Hospital
Acute Care Hospitals · Chesapeake, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 23320 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHESAPEAKE, VA 23320
CHESAPEAKE, VA 23320
CHESAPEAKE, VA 23320
CHESAPEAKE, VA 23320
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 Roy Macgregor's NPI number?
The NPI number for Roy Macgregor is 1144483223. It was assigned to this individual provider in the NPPES registry on July 8, 2008.
Where is Roy Macgregor located?
Roy Macgregor practices at 736 Battlefield Blvd N, Chesapeake, VA 23320. The listed phone number is (757) 967-8622.
What is Roy Macgregor's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Roy Macgregor enrolled in Medicare?
Yes. Roy Macgregor 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 Roy Macgregor's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Roy Macgregor reassigns Medicare benefits to Bayview Physician Services, PC (Chesapeake, VA). 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 Roy Macgregor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Roy Macgregor affiliated with any hospitals?
According to CMS data, Roy Macgregor is affiliated with Chesapeake General Hospital.
When was this NPI record last updated?
The NPPES record for Roy Macgregor was last updated on October 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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. Roy Philip Macgregor, MD · NPI 1144483223
Internal Medicine physician in Chesapeake, Virginia. Individual provider, active in the CMS NPPES registry since July 8, 2008.
## Identity
- **NPI:** 1144483223 (Entity type: Individual)
- **Enumerated:** July 8, 2008
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 0101250274 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 736 BATTLEFIELD BLVD N, Chesapeake, VA 23320-4941
- **Phone:** (757) 967-8622 · **Fax:** (757) 686-0541
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Bayview Physician Services, PC (NPI 1508813387, Chesapeake, VA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Boston University School Of Medicine, class of 2008
## Record status
- **NPPES last updated:** October 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1144483223) · Data from the CMS NPPES public registry.