1. Home
  2. Directory
  3. Arizona
  4. Tucson
  5. Surgery
  6. NPI Profile

DR. STEPHEN NIEMIEC M.D.
NPI 1699128504
Surgery in Tucson, AZ

Active since July 15, 2016PECOS Enrolled
1625 N CAMPBELL AVE, TUCSON, AZ 85719(520) 694-5437(520) 694-2404 Get Directions Write a Review

NPPES record last updated: November 7, 2025. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Nov 7, 2025, Jul 14, 2021, Jul 15, 2016 (3 updates tracked since 2016).

About Dr. Stephen Niemiec M.d. NPPES

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

DR. STEPHEN NIEMIEC M.D. (NPI 1699128504) is an individual surgery provider in Tucson, Arizona, licensed in Arizona (76601) and active in the NPI registry since July 2016. He is enrolled in Medicare PECOS, maintains a secondary practice location in Tucson, and is a graduate of University Of California, San Diego School Of Medicine (2016).

NPPES Registry Identity

NPI1699128504
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. STEPHEN NIEMIECCredential: M.D.
Location Address1625 N CAMPBELL AVETucson, AZ 85719-4330
Mailing Address1625 N Campbell AveTucson, AZ 85719-4330 · (520) 694-5437 · Fax (520) 694-2404
Phone(520) 694-5437
Fax(520) 694-2404
Sole ProprietorNo
Medical School CMSUniversity Of California, San Diego School Of MedicineGraduated 2016
Enumeration DateJuly 15, 2016
Last NPPES UpdateNovember 7, 20253 updates tracked since enumeration
NPPES CertifiedNovember 7, 2025
✔ NPI 1699128504 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
Licenses✔ Licensed in AZ · 76601✔ Licensed in CA · A154699
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
1625 N CAMPBELL AVE, Tucson, AZ 85719
Open in Google Maps ↗

Other Names 1

Other Name (5)Dr. Steve Niemiec Md

Secondary Practice Location 1

Location 1535 N Wilmot Rd Ste 101Tucson, AZ 85711-2683 · Phone (520) 694-5437 · Fax (520) 874-2475

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, 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. Stephen Niemiec M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3476914680
PECOS Enrollment IDI20250813000890
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 85719 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
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
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.

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.

KATELYN DESALVO MD
Pediatrics
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 626-7944
DR. JESSICA WRIGHT
Pediatrics
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-0111
ALEXANDRIA TAYSOM PA
Physician Assistant
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-0111
DR. LESLIE CHRISTINE COWLES DNP, AGACNP
Nurse Practitioner (Acute Care)
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-0111
ERIN RIECK DO
Emergency Medicine
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-8888
JESSICA HANNA NRP
Emergency Medical Technician, Paramedic
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (907) 598-3566
CHRISTOPHER J KARASCH DO
Anesthesiology
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 626-7141
DR. JOSHUA MICHAEL ROCKEY MD
Radiology (Diagnostic Radiology)
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-0111

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 Stephen Niemiec's NPI number?

The NPI number for Stephen Niemiec is 1699128504. It was assigned to this individual provider in the NPPES registry on July 15, 2016. The provider is also known as Dr. Steve Niemiec MD.

Where is Stephen Niemiec located?

Stephen Niemiec practices at 1625 N Campbell Ave, Tucson, AZ 85719. The listed phone number is (520) 694-5437.

What is Stephen Niemiec's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Stephen Niemiec enrolled in Medicare?

Yes. Stephen Niemiec is registered in the Medicare PECOS enrollment system.

What insurance does Stephen Niemiec accept?

Health plans from Ambetter from Arizona Complete Health, Oscar Health Plan, Inc. and UnitedHealthcare list Stephen Niemiec 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 Stephen Niemiec was last updated on November 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.