DR. JESSICA RENEE WAS M.D.
NPI 1255565859
Anesthesiology in Ann Arbor, MI

Active since May 11, 2009PECOS Enrolled
2215 FULLER RD, ANN ARBOR, MI 48105(734) 769-7100 Get Directions Write a Review

NPPES record last updated: March 19, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 19, 2026, May 21, 2020, Aug 20, 2018 and 1 more (4 updates tracked since 2016).

About Dr. Jessica Renee Was M.d. NPPES

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

DR. JESSICA RENEE WAS M.D. (NPI 1255565859) is an individual anesthesiology provider in Ann Arbor, Michigan, licensed in Michigan (4301113727) and active in the NPI registry since May 2009. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1255565859
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameDR. JESSICA RENEE WASCredential: M.D.
Location Address2215 FULLER RDAnn Arbor, MI 48105-2303
Mailing Address2215 Fuller RdAnn Arbor, MI 48105-2303 · (734) 769-7100
Sole ProprietorNo
Enumeration DateMay 11, 2009
Last NPPES UpdateMarch 19, 20264 updates tracked since enumeration
NPPES CertifiedMarch 19, 2026
NPI 1255565859 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses Licensed in MI · 4301113727 Licensed in CA · A125744
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 ListedAnesthesiology · Critical Care MedicineTaxonomy 207LC0200X · License 4301113727 (MI), A125744 (CA)
2215 FULLER RD, Ann Arbor, MI 48105

Other Names 1

Former Name (1)Jessica Renee Patterson Md

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Jessica Renee Was M.d. 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.

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.

Registered Nurse
2215 FULLER RD
ANN ARBOR, MI 48105
Anesthesiology
2215 FULLER RD
ANN ARBOR, MI 48105
Registered Nurse
2215 FULLER RD, RADIATION ONCOLOGY 114B
ANN ARBOR, MI 48105
Registered Nurse
2215 FULLER RD
ANN ARBOR, MI 48105
Counselor (Mental Health)
2215 FULLER RD
ANN ARBOR, MI 48105
Registered Nurse
2215 FULLER RD
ANN ARBOR, MI 48105
Physical Therapy Assistant
2215 FULLER RD
ANN ARBOR, MI 48105
Physical Therapy Assistant
2215 FULLER RD
ANN ARBOR, MI 48105

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 Jessica Was's NPI number?

The NPI number for Jessica Was is 1255565859. It was assigned to this individual provider in the NPPES registry on May 11, 2009. The provider is also known as Jessica Renee Patterson MD.

Where is Jessica Was located?

Jessica Was practices at 2215 Fuller Rd, Ann Arbor, MI 48105. The listed phone number is (734) 769-7100.

What is Jessica Was's specialty?

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

Is Jessica Was enrolled in Medicare?

Yes. Jessica Was is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Jessica Was was last updated on March 19, 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.