CENGIZ AYGUN M.D.
NPI 1174528798
Specialist in Baltimore, MD
About Cengiz Aygun M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CENGIZ AYGUN M.D. (NPI 1174528798) is an individual specialist in Baltimore, Maryland, licensed in Maryland (D0030426) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Sinai Hospital Of Baltimore, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 2
Other Identifiers 2
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)
Cengiz Aygun M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
7Medicare enrollment records show Cengiz Aygun reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21237
- Reassigned Medicare billing, Maryland enrollment
- 8 clinicians in this Medicare group
Baltimore, MD 21239
- Reassigned Medicare billing, Maryland enrollment
- 2,602 clinicians in this Medicare group
Baltimore, MD 21215
- Reassigned Medicare billing, Maryland enrollment
- 11 clinicians in this Medicare group
Cumberland, MD 21502
- Reassigned Medicare billing, Maryland enrollment
- 318 clinicians in this Medicare group
Cumberland, MD 21502
- Reassigned Medicare billing, Maryland enrollment
- 210 clinicians in this Medicare group
Morgantown, WV 26505
- Reassigned Medicare billing, West Virginia enrollment
- 318 clinicians in this Medicare group
Ronceverte, WV 24970
- Reassigned Medicare billing, West Virginia enrollment
- 1,511 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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Sinai Hospital Of Baltimore
Acute Care Hospitals · Baltimore, MDCarroll Hospital Center
Acute Care Hospitals · Westminster, MDCharleston Area Medical Center
Acute Care Hospitals · Charleston, WVMon Health Medical Center
Acute Care Hospitals · Morgantown, WVDavis Medical Center
Acute Care Hospitals · Elkins, WVMedicare 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.
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.
BALTIMORE, MD 21237
BALTIMORE, MD 21237
BALTIMORE, MD 21237
BALTIMORE, MD 21237
BALTIMORE, MD 21237
BALTIMORE, MD 21237
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 Cengiz Aygun's NPI number?
The NPI number for Cengiz Aygun is 1174528798. It was assigned to this individual provider in the NPPES registry on June 20, 2005.
Where is Cengiz Aygun located?
Cengiz Aygun practices at 9105 Franklin Square Dr Ste 100, Baltimore, MD 21237. The listed phone number is (410) 682-6800.
What is Cengiz Aygun's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Cengiz Aygun enrolled in Medicare?
Yes. Cengiz Aygun is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Cengiz Aygun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cengiz Aygun reassigns Medicare benefits to 7 organizations: Radiation Oncology Affiliates Of Maryland (Baltimore, MD), Medstar Medical Group II LLC (Baltimore, MD), Sinai Hospital Of Baltimore, Inc (Baltimore, MD), Upmc Western Maryland Health Services, LLC (Cumberland, MD), Upmc Western Maryland Corporation (Cumberland, MD) and 2 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 Cengiz Aygun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Cengiz Aygun accept?
Health plans from CareSource list Cengiz Aygun 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 Cengiz Aygun affiliated with any hospitals?
According to CMS data, Cengiz Aygun is affiliated with Sinai Hospital Of Baltimore, Carroll Hospital Center, Charleston Area Medical Center, Mon Health Medical Center and Davis Medical Center.
When was this NPI record last updated?
The NPPES record for Cengiz Aygun was last updated on December 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Cengiz Aygun, M.D. · NPI 1174528798
Specialist provider in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since June 20, 2005.
## Identity
- **NPI:** 1174528798 (Entity type: Individual)
- **Enumerated:** June 20, 2005
- **Primary specialty:** Specialist · taxonomy 174400000X
- **State license:** D0030426 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 9105 FRANKLIN SQUARE DR, STE 100, Baltimore, MD 21237-5333
- **Phone:** (410) 682-6800 · **Fax:** (410) 682-2783
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Radiation Oncology Affiliates Of Maryland (NPI 1912977984, Baltimore, MD); Medstar Medical Group II LLC (NPI 1184046187, Baltimore, MD); Sinai Hospital Of Baltimore, Inc (NPI 1124252291, Baltimore, MD); Upmc Western Maryland Health Services, LLC (NPI 1376302729, Cumberland, MD); Upmc Western Maryland Corporation (NPI 1285779884, Cumberland, MD); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1977
## Record status
- **NPPES last updated:** December 19, 2025
- **Other identifiers:** Medicaid 48452 (MD); Medicaid 1174528798 (WV)
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Source: [NPI Profile](https://npiprofile.com/npi/1174528798) · Data from the CMS NPPES public registry.