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ALEXANDER TOBIAS MD
NPI 1982238895
Anesthesiology in Ann Arbor, MI

Active since February 29, 2020PECOS Enrolled
1500 E MEDICAL CENTER DR, ANN ARBOR, MI 48109(734) 936-4000 Get Directions Write a Review

NPPES record last updated: October 8, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 8, 2025, Jun 21, 2025, Apr 20, 2021 and 2 more (5 updates tracked since 2020).

About Alexander Tobias Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALEXANDER TOBIAS MD (NPI 1982238895) is an individual anesthesiology provider in Ann Arbor, Michigan, licensed in Michigan (4301515089) and active in the NPI registry since February 2020. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1982238895
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameALEXANDER TOBIASCredential: MD
Location Address1500 E MEDICAL CENTER DRAnn Arbor, MI 48109-5000
Mailing Address3621 S State StAnn Arbor, MI 48108-1633 · (734) 647-5299
Phone(734) 936-4000
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateFebruary 29, 2020
Last NPPES UpdateOctober 8, 20255 updates tracked since enumeration
NPPES CertifiedOctober 8, 2025
✔ NPI 1982238895 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in MI · 4301515089
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1500 E MEDICAL CENTER DR, Ann Arbor, MI 48109
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Secondary Practice Locations 3

Location 11500 E Medical Center Dr Spc 5048Ann Arbor, MI 48109-5048 · Phone (734) 936-4280
Location 23333 Green Bay RdNorth Chicago, IL 60064-3037 · Phone (847) 578-3000
Location 31211 Medical Center Dr., 2301 VUHNashville, TN 37232-7237 · Phone (615) 936-1830 · Fax (615) 936-3412

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Priority Health.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)

Alexander Tobias Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5698264836
PECOS Enrollment IDI20251029000636
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.

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.

LOKMAN SUNG MD
Pathology (Forensic Pathology)
1500 E MEDICAL CENTER DR, 2ND FLOOR UNIVERSITY HOSPITAL RECP PATHOLOGY
ANN ARBOR, MI 48109
Washtenaw County (800) 862-7284
SAMEER DEV SAINI M.D.
Internal Medicine (Gastroenterology)
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109
Washtenaw County (734) 936-4000
KYLE DAVID PERRY MD
Pathology (Cytopathology)
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109
Washtenaw County (734) 936-4000
DR. DAVID ALEXANDER STEWART M.D.
Pediatrics
1500 E MEDICAL CENTER DR, 12TH FLOOR C.S. MOTT CHILDREN'S HOSPITAL ROOM 525
ANN ARBOR, MI 48109
Washtenaw County (734) 763-5302
DR. MICHAEL EDMUND WATSON MD
Pediatrics (Pediatric Infectious Diseases)
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109
Washtenaw County (734) 936-4000
CARRIE KRAEGER PORTER PA-C
Physician Assistant
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109
Washtenaw County (734) 936-6666
DENISE LYNN BERRY CRNA
Nurse Anesthetist, Certified Registered
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109
Washtenaw County (734) 936-4000
KETTI SOPHIA PETERSEN MD
Family Medicine (Hospice and Palliative Medicine)
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109
Washtenaw County (734) 936-4000

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 Alexander Tobias's NPI number?

The NPI number for Alexander Tobias is 1982238895. It was assigned to this individual provider in the NPPES registry on February 29, 2020.

Where is Alexander Tobias located?

Alexander Tobias practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The listed phone number is (734) 936-4000.

What is Alexander Tobias's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Alexander Tobias enrolled in Medicare?

Yes. Alexander Tobias is registered in the Medicare PECOS enrollment system.

What insurance does Alexander Tobias accept?

Health plans from Priority Health list Alexander Tobias 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 Alexander Tobias was last updated on October 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.