MICHELLE ARIANA WEDEMEYER MD, PHD
NPI 1316338767
Neurological Surgery in San Francisco, CA

Active since February 06, 2015PECOS Enrolled
550 16TH STREET, SAN FRANCISCO, CA 94143(415) 476-3581(415) 476-5349 Get Directions Write a Review

NPPES record last updated: March 18, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 18, 2026, Mar 22, 2023, Jan 30, 2023 (3 updates tracked since 2023).

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

NPI1316338767
Entity TypeIndividualFemale
Primary Taxonomy207T00000X
Provider Legal NameMICHELLE ARIANA WEDEMEYERCredential: MD, PHD
Location Address550 16TH STREETSan Francisco, CA 94143
Mailing Address550 16th StreetSan Francisco, CA 94143 · (415) 476-3581 · Fax (415) 476-5349
Fax(415) 476-5349
Sole ProprietorNo
Enumeration DateFebruary 6, 2015
Last NPPES UpdateMarch 18, 20263 updates tracked since enumeration
NPPES CertifiedMarch 18, 2026
NPI 1316338767 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
License Licensed in OH · 35.145805
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
550 16TH STREET, San Francisco, CA 94143

Secondary Practice Locations 4

Location 1555 S 18th StColumbus, OH 43205-2654 · Phone (614) 722-2000
Location 22222 Cherry St Ste 1800Toledo, OH 43608-2679 · Phone (419) 251-8027
Location 3700 Childrens DrColumbus, OH 43205-2664 · Phone (614) 722-2000
Location 42213 Cherry StToledo, OH 43608-2603 · Phone (419) 251-4300

Other Identifiers 2

Medicaid0493471OH
OtherH932960OH · Cgs - Medicare

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Michelle Ariana Wedemeyer Md, Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

New Patient
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Obstetrics & Gynecology (Maternal & Fetal Medicine)
550 16TH STREET, UCSF WOMENS HEALTH
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
550 16TH STREET, 4TH FLOOR
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
550 16TH STREET, 4TH FLOOR, 4551, #0110
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
550 16TH STREET, 4TH FLOOR
SAN FRANCISCO, CA 94143
Pediatrics
550 16TH STREET, MISSION HALL, 4TH FLOOR
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
550 16TH STREET, 4TH FLOOR
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
550 16TH STREET, 4TH FLOOR
SAN FRANCISCO, CA 94143
Pediatrics
550 16TH STREET, 4TH FLOOR
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.

What insurance does Michelle Wedemeyer accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource, McLaren Health Plan Community, MedMutual and Molina Healthcare and 1 other insurer 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 4 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.