ALFRED SEM M.D.
NPI 1104890086
Radiology - Diagnostic Radiology in Dayton, OH
About Alfred Sem M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALFRED SEM M.D. (NPI 1104890086) is an individual diagnostic radiology provider in Dayton, Ohio, licensed in Florida (ME76864) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Adventhealth Sebring, and is a graduate of Other (1989).
NPPES Registry Identity
Specialties & Licenses
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
Alfred Sem 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
9Medicare enrollment records show Alfred Sem reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Dayton, OH 45409
- Reassigned Medicare billing, Florida enrollment
- 5 clinicians in this Medicare group
Portsmouth, OH 45662
- Reassigned Medicare billing, Ohio enrollment
- 549 clinicians in this Medicare group
Indianapolis, IN 46260
- Reassigned Medicare billing, Florida enrollment
- 69 clinicians in this Medicare group
Wooster, OH 44691
- Reassigned Medicare billing, Ohio enrollment
- 837 clinicians in this Medicare group
Avon, OH 44011
- Reassigned Medicare billing, Ohio enrollment
- 7,608 clinicians in this Medicare group
Cleveland, OH 44195
- Reassigned Medicare billing, Ohio enrollment
- 324 clinicians in this Medicare group
Owensboro, KY 42303
- Reassigned Medicare billing, Florida enrollment
- 34 clinicians in this Medicare group
Tampa, FL 33613
- Reassigned Medicare billing, Florida enrollment
- 1,719 clinicians in this Medicare group
Tampa, FL 33606
- Reassigned Medicare billing, Florida enrollment
- 1,130 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 25
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.
Adventhealth Sebring
Acute Care Hospitals · Sebring, FLHca Florida Lawnwood Hospital
Acute Care Hospitals · Fort Pierce, FLMiami Valley Hospital
Acute Care Hospitals · Dayton, OHFairview Hospital
Acute Care Hospitals · Cleveland, OHCleveland Clinic Avon Hospital
Acute Care Hospitals · Avon, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 45409 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
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.
DAYTON, OH 45409
DAYTON, OH 45409
DAYTON, OH 45409
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 Alfred Sem's NPI number?
The NPI number for Alfred Sem is 1104890086. It was assigned to this individual provider in the NPPES registry on February 15, 2006.
Where is Alfred Sem located?
Alfred Sem practices at 1 Wyoming St, Dayton, OH 45409. The listed phone number is (937) 709-5051.
What is Alfred Sem's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Alfred Sem enrolled in Medicare?
Yes. Alfred Sem 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 Alfred Sem's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alfred Sem reassigns Medicare benefits to 9 organizations: Radiology Physicians Inc (Dayton, OH), Somc Medical Care Foundation, Inc. (Portsmouth, OH), Imaging Associates Of Indiana, PC (Indianapolis, IN), Wooster Clinic, LLC (Wooster, OH), The Cleveland Clinic Foundation (Avon, OH) and 4 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 Alfred Sem's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alfred Sem accept?
Health plans from Anthem Blue Cross and Blue Shield, Oscar Health, Oscar Health Maintenance Organization of Florida and Oscar Insurance Company list Alfred Sem 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 Alfred Sem affiliated with any hospitals?
According to CMS data, Alfred Sem is affiliated with Adventhealth Sebring, Hca Florida Lawnwood Hospital, Miami Valley Hospital, Fairview Hospital and Cleveland Clinic Avon Hospital.
When was this NPI record last updated?
The NPPES record for Alfred Sem was last updated on November 22, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.
# Alfred Sem, M.D. · NPI 1104890086
Diagnostic Radiology physician in Dayton, Ohio. Individual provider, active in the CMS NPPES registry since February 15, 2006.
## Identity
- **NPI:** 1104890086 (Entity type: Individual)
- **Enumerated:** February 15, 2006
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** ME76864 (Florida)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 WYOMING ST, Dayton, OH 45409-2722
- **Phone:** (937) 709-5051 · **Fax:** (937) 709-5050
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Radiology Physicians Inc (NPI 1851390850, Dayton, OH); Somc Medical Care Foundation, Inc. (NPI 1366686230, Portsmouth, OH); Imaging Associates Of Indiana, PC (NPI 1699072611, Indianapolis, IN); Wooster Clinic, LLC (NPI 1033135009, Wooster, OH); The Cleveland Clinic Foundation (NPI 1184428336, Avon, OH); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1989
## Record status
- **NPPES last updated:** November 22, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1104890086) · Data from the CMS NPPES public registry.