MICHAEL L BLUMENFELD M.D.
NPI 1538108345
Obstetrics & Gynecology in Columbus, OH
About Michael L Blumenfeld M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL L BLUMENFELD M.D. (NPI 1538108345) is an individual obstetrics & gynecology provider in Columbus, Ohio, licensed in Ohio (35054618) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Ohio State University State Health System, and is a graduate of Ohio State University College Of Medicine (1985).
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
Michael L Blumenfeld 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
2Medicare enrollment records show Michael Blumenfeld reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Columbus, OH 43221
- Reassigned Medicare billing, Ohio enrollment
- 303 clinicians in this Medicare group
Columbus, OH 43210
- Reassigned Medicare billing, Ohio enrollment
- 88 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 3
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.
Ohio State University State Health System
Acute Care Hospitals · Columbus, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 43221 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Michael Blumenfeld's NPI number?
The NPI number for Michael Blumenfeld is 1538108345. It was assigned to this individual provider in the NPPES registry on June 6, 2006.
Where is Michael Blumenfeld located?
Michael Blumenfeld practices at 1800 Zollinger Rd Fl 5, Columbus, OH 43221. The listed phone number is (614) 293-5123.
What is Michael Blumenfeld's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Michael Blumenfeld enrolled in Medicare?
Yes. Michael Blumenfeld 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 Michael Blumenfeld's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Blumenfeld reassigns Medicare benefits to 2 organizations: Osu General Internal Medicine LLC (Columbus, OH) and Osu Gyn & Ob Consultants LLC (Columbus, OH). 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 Michael Blumenfeld's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Blumenfeld accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and Antidote Health Plan of Ohio, Inc. and 2 other insurers list Michael Blumenfeld 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 Michael Blumenfeld affiliated with any hospitals?
According to CMS data, Michael Blumenfeld is affiliated with Ohio State University State Health System.
When was this NPI record last updated?
The NPPES record for Michael Blumenfeld was last updated on December 6, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.