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DR. STEVEN L PRENZLAUER MD
NPI 1275580466
Psychiatry & Neurology - Psychiatry in Tucson, AZ

Active since May 31, 2006PECOS Enrolled
4995 N ACACIA LN, TUCSON, AZ 85745(503) 896-4986 Get Directions Write a Review

NPPES record last updated: February 6, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Feb 6, 2026, Feb 12, 2020 (2 updates tracked since 2020).

About Dr. Steven L Prenzlauer Md NPPES

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

DR. STEVEN L PRENZLAUER MD (NPI 1275580466) is an individual psychiatry provider in Tucson, Arizona, licensed in California (G163051) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Wayne State University School Of Medicine (1987).

NPPES Registry Identity

NPI1275580466
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. STEVEN L PRENZLAUERCredential: MD
Location Address4995 N ACACIA LNTucson, AZ 85745-9262
Mailing Address4995 N Acacia LnTucson, AZ 85745-9262 · (503) 896-4986 · Fax (503) 224-4494
Phone(503) 896-4986
Sole ProprietorNo
Medical School CMSWayne State University School Of MedicineGraduated 1987
Enumeration DateMay 31, 2006
Last NPPES UpdateFebruary 6, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 6, 2026
✔ NPI 1275580466 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in CA · G163051✔ Licensed in VT · 042.0014674✔ Licensed in OR · MD167289✔ Licensed in WA · MD60981854✔ Licensed in NM · MD2007-0146✔ Licensed in NV · 18785
Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

4995 N ACACIA LN, Tucson, AZ 85745
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Secondary Practice Locations 3

Location 115 N Morris StPortland, OR 97227-1541 · Phone (503) 230-9875 · Fax (503) 230-9877
Location 21410 Bonita AveBerkeley, CA 94709-1909 · Phone (510) 526-4765 · Fax (510) 526-2887
Location 31605 Jefferson St Ste 204Oakland, CA 94612-1215 · Phone (510) 923-1099 · Fax (510) 350-8793

Other Identifiers 2

Medicaid500687176OR
Medicaid1978082-01TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc., UnitedHealthcare.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)

Dr. Steven L Prenzlauer Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4688733975
PECOS Enrollment IDI20260416001574
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 85745 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
$168.60 typical visit price
range $55.44 – $168.60
Typical copayment $42.15 (range $13.86 – $42.15)
Most-billed visit code 99205
Established Patient
$69.24 typical visit price
range $17.72 – $137.41
Typical copayment $17.31 (range $4.43 – $34.35)
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.

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 Steven Prenzlauer's NPI number?

The NPI number for Steven Prenzlauer is 1275580466. It was assigned to this individual provider in the NPPES registry on May 31, 2006.

Where is Steven Prenzlauer located?

Steven Prenzlauer practices at 4995 N Acacia Ln, Tucson, AZ 85745. The listed phone number is (503) 896-4986.

What is Steven Prenzlauer's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Steven Prenzlauer enrolled in Medicare?

Yes. Steven Prenzlauer is registered in the Medicare PECOS enrollment system.

What insurance does Steven Prenzlauer accept?

Health plans from Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc. and UnitedHealthcare list Steven Prenzlauer 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 Steven Prenzlauer was last updated on February 6, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.