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ANNALISA NICOLE STEWART PA
NPI 1659259539
Physician Assistant in Billings, MT

Active since August 26, 2025PECOS EnrolledAccepts Medicare Assignment
2800 10TH AVE N, BILLINGS, MT 59101(406) 238-2500 Get Directions Write a Review

NPPES record last updated: August 26, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Annalisa Nicole Stewart Pa NPPES

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

ANNALISA NICOLE STEWART PA (NPI 1659259539) is an individual physician assistant in Billings, Montana and active in the NPI registry since August 2025. She is enrolled in Medicare PECOS, is affiliated with Billings Clinic, and maintains a secondary practice location in Billings.

NPPES Registry Identity

NPI1659259539
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameANNALISA NICOLE STEWARTCredential: PA
Location Address2800 10TH AVE NBillings, MT 59101-0703
Mailing Address915 Newport Beach Way Unit 10Billings, MT 59106-2544 · (509) 979-1155
Phone(406) 238-2500
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateAugust 26, 2025
NPPES CertifiedAugust 26, 2025
✔ NPI 1659259539 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
2800 10TH AVE N, Billings, MT 59101
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Secondary Practice Location 1

Location 1915 Newport Beach Way Unit 10Billings, MT 59106-2544 · Phone (509) 979-1155

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Annalisa Nicole Stewart Pa is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3971090333
PECOS Enrollment IDI20251017002735
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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Billings Clinic

Acute Care Hospitals · Billings, MT
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number270004
Location2800 10th Ave NBillings, MT 59101 · Yellowstone County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59101 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
$87.97 typical visit price
range $56.81 – $172.26
Typical copayment $21.99 (range $14.20 – $43.06)
Most-billed visit code 99203
Established Patient
$70.82 typical visit price
range $18.24 – $140.32
Typical copayment $17.70 (range $4.56 – $35.08)
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.

ANNA VICTORIA NESOVIC DNP, FNP-BC
Nurse Practitioner (Family)
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 672-0927
RODNEY JAKE TEICHROEB MD
Hospitalist
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 238-2500
BILLINGS CLINIC
Pharmacy (Community/Retail Pharmacy)
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 238-2084
BILLINGS CLINIC
Nursing Facility/Intermediate Care Facility
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 657-4000
DR. HEATHER I GALE MD
Radiology (Diagnostic Radiology)
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 238-5046
MELINDA M TRUESDELL APRN
Nurse Practitioner (Psychiatric/Mental Health)
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 238-2500
EMILY BERENDTS ANDERSON M.S.
Speech-Language Pathologist
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 238-2500
KORBIN JOHNSON RN
Registered Nurse (Critical Care Medicine)
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 238-2500

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 Annalisa Stewart's NPI number?

The NPI number for Annalisa Stewart is 1659259539. It was assigned to this individual provider in the NPPES registry on August 26, 2025.

Where is Annalisa Stewart located?

Annalisa Stewart practices at 2800 10th Ave N, Billings, MT 59101. The listed phone number is (406) 238-2500.

What is Annalisa Stewart's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Annalisa Stewart enrolled in Medicare?

Yes. Annalisa Stewart is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Annalisa Stewart accept?

Health plans from Blue Cross and Blue Shield of Montana list Annalisa Stewart 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.

Is Annalisa Stewart affiliated with any hospitals?

According to CMS data, Annalisa Stewart is affiliated with Billings Clinic.

When was this NPI record last updated?

The NPPES record for Annalisa Stewart was last updated on August 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.