DR. SETH MENSAH M.D.
NPI 1104911197
Internal Medicine in Rochester, NY
About Dr. Seth Mensah M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SETH MENSAH M.D. (NPI 1104911197) is an individual internal medicine provider in Rochester, New York, licensed in New York (240453) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Kaleida Health, and maintains 13 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 13
Other Identifiers 1
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. Seth Mensah 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
14Medicare enrollment records show Seth Mensah reassigns Medicare billing to 14 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rochester, NY 14621
- Reassigned Medicare billing, New York enrollment
- 2,285 clinicians in this Medicare group
Rochester, NY 14617
- Reassigned Medicare billing, New York enrollment
- 1,442 clinicians in this Medicare group
Newark, NY 14513
- Reassigned Medicare billing, New York enrollment
- 679 clinicians in this Medicare group
Canandaigua, NY 14424
- Reassigned Medicare billing, New York enrollment
- 347 clinicians in this Medicare group
Clifton Springs, NY 14432
- Reassigned Medicare billing, New York enrollment
- 872 clinicians in this Medicare group
Albion, NY 14411
- Reassigned Medicare billing, New York enrollment
- 39 clinicians in this Medicare group
Batavia, NY 14020
- Reassigned Medicare billing, New York enrollment
- 782 clinicians in this Medicare group
Geneva, NY 14456
- Reassigned Medicare billing, New York enrollment
- 148 clinicians in this Medicare group
Penn Yan, NY 14527
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Soldiers & Sailors Memorial Hospital
- Also billed through NPI 1215044516 (New York)
- 113 clinicians in this Medicare group
Gouverneur, NY 13642
- Reassigned Medicare billing, New York enrollment
- 143 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 10
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.
Kaleida Health
Acute Care Hospitals · Buffalo, NYUnited Memorial Medical Center
Acute Care Hospitals · Batavia, NYF F Thompson Hospital
Acute Care Hospitals · Canandaigua, NYRochester General Hospital
Acute Care Hospitals · Rochester, NYStrong Memorial Hospital
Acute Care Hospitals · Rochester, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 14621 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.
Other Providers at the Same Location NPPES 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROCHESTER, NY 14621
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 Seth Mensah's NPI number?
The NPI number for Seth Mensah is 1104911197. It was assigned to this individual provider in the NPPES registry on October 4, 2006.
Where is Seth Mensah located?
Seth Mensah practices at 1335 Portland Ave, Rochester, NY 14621. The listed phone number is (609) 585-1122.
What is Seth Mensah's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Seth Mensah enrolled in Medicare?
Yes. Seth Mensah 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 Seth Mensah's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Seth Mensah reassigns Medicare benefits to 14 organizations: Rochester General Hospital (Rochester, NY), The Unity Hospital Of Rochester (Rochester, NY), Newark Wayne Community Hospital (Newark, NY), The Frederick Ferris Thompson Hospital (Canandaigua, NY), Clifton Springs Sanitarium Co (Clifton Springs, NY) and 9 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 Seth Mensah's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Seth Mensah affiliated with any hospitals?
According to CMS data, Seth Mensah is affiliated with Kaleida Health, United Memorial Medical Center, F F Thompson Hospital, Rochester General Hospital and Strong Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Seth Mensah was last updated on February 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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. Seth Mensah, M.D. · NPI 1104911197
Internal Medicine physician in Rochester, New York. Individual provider, active in the CMS NPPES registry since October 4, 2006.
## Identity
- **NPI:** 1104911197 (Entity type: Individual)
- **Enumerated:** October 4, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 240453 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1335 PORTLAND AVE, Rochester, NY 14621-2706
- **Phone:** (609) 585-1122 · **Fax:** (609) 585-0309
## 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:** 14 organizations under Medicare reassignment (form CMS-855R): Rochester General Hospital (NPI 1063531929, Rochester, NY); The Unity Hospital Of Rochester (NPI 1457395766, Rochester, NY); Newark Wayne Community Hospital (NPI 1346369212, Newark, NY); The Frederick Ferris Thompson Hospital (NPI 1194776351, Canandaigua, NY); Clifton Springs Sanitarium Co (NPI 1366505463, Clifton Springs, NY); and 9 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Albany Medical College Of Union University, class of 2003
## Record status
- **NPPES last updated:** February 11, 2026
- **Other identifiers:** Medicaid 02835770 (NY)
---
Source: [NPI Profile](https://npiprofile.com/npi/1104911197) · Data from the CMS NPPES public registry.