DR. WIHIB AMBAYE GEBREGEORGIS M.D.
NPI 1366632713
Internal Medicine - Nephrology in Detroit, MI
About Dr. Wihib Ambaye Gebregeorgis M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WIHIB AMBAYE GEBREGEORGIS M.D. (NPI 1366632713) is an individual nephrology provider in Detroit, Michigan, licensed in Michigan (4301087251) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS, is affiliated with Adventist Healthcare Shady Grove Medical Center, and is a graduate of Other (2003).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 5
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. Wihib Ambaye Gebregeorgis M.d. 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
11Medicare enrollment records show Wihib Gebregeorgis reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Detroit, MI 48201
- Reassigned Medicare billing, Michigan enrollment
- 731 clinicians in this Medicare group
Lapeer, MI 48446
- Reassigned Medicare billing, Michigan enrollment
- 467 clinicians in this Medicare group
Lansing, MI 48912
- Reassigned Medicare billing, Michigan enrollment
- 265 clinicians in this Medicare group
Saint Johns, MI 48879
- Reassigned Medicare billing, Michigan enrollment
- 114 clinicians in this Medicare group
Portland, MI 48875
- Reassigned Medicare billing, Michigan enrollment
- Also billed through NPI 1700820065 (Michigan)
- 317 clinicians in this Medicare group
Kalamazoo, MI 49048
- Reassigned Medicare billing, Michigan enrollment
- 596 clinicians in this Medicare group
Escanaba, MI 49829
- Reassigned Medicare billing, Michigan enrollment
- 440 clinicians in this Medicare group
Frederick, MD 21702
- Reassigned Medicare billing, Maryland and District of Columbia enrollments
- Also billed through NPI 1992945471 (District of Columbia)
- 270 clinicians in this Medicare group
Elkton, MD 21921
- Reassigned Medicare billing, District of Columbia enrollment
- 347 clinicians in this Medicare group
Denver, CO 80246
- Reassigned Medicare billing, District of Columbia enrollment
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Adventist Healthcare Shady Grove Medical Center
Acute Care Hospitals · Rockville, MDUphs Marquette Dlp Hospital
Acute Care Hospitals · Marquette, MIAspirus Keweenaw Hospital And Clinics
Critical Access Hospitals · Laurium, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
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 Wihib Gebregeorgis's NPI number?
The NPI number for Wihib Gebregeorgis is 1366632713. It was assigned to this individual provider in the NPPES registry on July 31, 2007.
Where is Wihib Gebregeorgis located?
Wihib Gebregeorgis practices at 4160 John R, Suite 917 Harper Professional Building, Detroit, MI 48201. The listed phone number is (313) 745-4525.
What is Wihib Gebregeorgis's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Wihib Gebregeorgis enrolled in Medicare?
Yes. Wihib Gebregeorgis 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 Wihib Gebregeorgis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Wihib Gebregeorgis reassigns Medicare benefits to 11 organizations: University Physician Group (Detroit, MI), Hurley Medical Center (Lapeer, MI), Edward W Sparrow Hospital Association (Lansing, MI), Sparrow Clinton Hospital (Saint Johns, MI), Sparrow Ionia Hospital (Portland, MI) and 6 more organizations, listed in the Medicare section above. 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 Wihib Gebregeorgis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Wihib Gebregeorgis accept?
Health plans from Priority Health list Wihib Gebregeorgis 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 Wihib Gebregeorgis affiliated with any hospitals?
According to CMS data, Wihib Gebregeorgis is affiliated with Adventist Healthcare Shady Grove Medical Center, Uphs Marquette Dlp Hospital and Aspirus Keweenaw Hospital And Clinics.
When was this NPI record last updated?
The NPPES record for Wihib Gebregeorgis was last updated on February 19, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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. Wihib Ambaye Gebregeorgis, M.D. · NPI 1366632713
Nephrology physician in Detroit, Michigan. Individual provider, active in the CMS NPPES registry since July 31, 2007.
## Identity
- **NPI:** 1366632713 (Entity type: Individual)
- **Enumerated:** July 31, 2007
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** 4301087251 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 4160 JOHN R, SUITE 917, HARPER PROFESSIONAL BUILDING, Detroit, MI 48201-2020
- **Phone:** (313) 745-4525 · **Fax:** (313) 745-0011
## 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:** 11 organizations under Medicare reassignment (form CMS-855R): University Physician Group (NPI 1447299797, Detroit, MI); Hurley Medical Center (NPI 1003271792, Lapeer, MI); Edward W Sparrow Hospital Association (NPI 1568867190, Lansing, MI); Sparrow Clinton Hospital (NPI 1306893078, Saint Johns, MI); Sparrow Ionia Hospital (NPI 1295801108, Portland, MI); and 6 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2003
## Record status
- **NPPES last updated:** February 19, 2014
- **Other identifiers:** Other 11-0251457-2 (MI); Other OB56031 (MI); Medicare PIN B56031106 (MI); and 2 more
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Source: [NPI Profile](https://npiprofile.com/npi/1366632713) · Data from the CMS NPPES public registry.