MICHELLE ARIANA WEDEMEYER MD, PHD
NPI 1316338767
Neurological Surgery in San Francisco, CA
About Michelle Ariana Wedemeyer Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHELLE ARIANA WEDEMEYER MD, PHD (NPI 1316338767) is an individual neurological surgery provider in San Francisco, California, licensed in Ohio (35.145805) and active in the NPI registry since February 2015. She is enrolled in Medicare PECOS and maintains 4 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 4
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)
Michelle Ariana Wedemeyer Md, Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
5Medicare enrollment records show Michelle Wedemeyer reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
Toledo, OH 43608
- Reassigned Medicare billing, Ohio enrollment
- 233 clinicians in this Medicare group
Columbus, OH 43205
- Reassigned Medicare billing, Ohio enrollment
- 211 clinicians in this Medicare group
Columbus, OH 43205
- Reassigned Medicare billing, Ohio enrollment
- 976 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
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 Michelle Wedemeyer's NPI number?
The NPI number for Michelle Wedemeyer is 1316338767. It was assigned to this individual provider in the NPPES registry on February 6, 2015.
Where is Michelle Wedemeyer located?
Michelle Wedemeyer practices at 550 16th Street, San Francisco, CA 94143. The listed phone number is (415) 476-3581.
What is Michelle Wedemeyer's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Michelle Wedemeyer enrolled in Medicare?
Yes. Michelle Wedemeyer is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Michelle Wedemeyer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michelle Wedemeyer reassigns Medicare benefits to 5 organizations: Ucsf Medical Group Business Services (San Francisco, CA), University Of California San Francisco (San Francisco, CA), Northwest Pediatric Specialists, LLC (Toledo, OH), Children's Surgical Associates, Corporation (Columbus, OH) and Nationwide Children's Hospital (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 Michelle Wedemeyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michelle Wedemeyer accept?
Health plans from Anthem Blue Cross and Blue Shield, Antidote Health Plan of Ohio, Inc., CareSource, MedMutual and Molina Healthcare list Michelle Wedemeyer 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.
When was this NPI record last updated?
The NPPES record for Michelle Wedemeyer was last updated on March 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.