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MELISSA EMILY ARMSTRONG
NPI 1487396891
Physician Assistant in Missoula, MT

Active since April 07, 2022PECOS EnrolledAccepts Medicare Assignment
2835 FORT MISSOULA RD STE 203, MISSOULA, MT 59804(406) 327-4283 Get Directions Write a Review

NPPES record last updated: September 12, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 12, 2025, Apr 7, 2022 (2 updates tracked since 2022).

About Melissa Emily Armstrong NPPES

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

MELISSA EMILY ARMSTRONG (NPI 1487396891) is an individual physician assistant in Missoula, Montana, licensed in Montana (MED-PAC-LIC-147897) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS, is affiliated with St. Patrick Hospital, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1487396891
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMELISSA EMILY ARMSTRONG
Location Address2835 FORT MISSOULA RD STE 203Missoula, MT 59804-7424
Mailing Address2835 Fort Missoula Rd Ste 203Missoula, MT 59804-7424 · (406) 860-0762
Phone(406) 327-4283
Sole ProprietorYes
Medical School CMSOtherGraduated 2024
Enumeration DateApril 7, 2022
Last NPPES UpdateSeptember 12, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 12, 2025
✔ NPI 1487396891 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in MT · MED-PAC-LIC-147897
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.
2835 FORT MISSOULA RD STE 203, Missoula, MT 59804
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Mountain Health CO-OP.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

Melissa Emily Armstrong 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 ID8921504036
PECOS Enrollment IDI20250929002010
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 5

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

St. Patrick Hospital

Acute Care Hospitals · Missoula, MT
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number270014
Location500 W BroadwayMissoula, MT 59806 · Missoula County
Emergency services Birthing friendly

Community Medical Center

Acute Care Hospitals · Missoula, MT
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number270023
Location2827 Fort Missoula RdMissoula, MT 59804 · Missoula County
Emergency services Birthing friendly

Clark Fork Valley Hospital

Critical Access Hospitals · Plains, MT
OwnershipVoluntary non-profit - Private
CMS Certification Number271323
Location10 Kruger RdPlains, MT 59859 · Sanders County
Emergency services

Community Hospital Of Anaconda

Critical Access Hospitals · Anaconda, MT
OwnershipVoluntary non-profit - Private
CMS Certification Number271335
Location401 W PennsylvaniaAnaconda, MT 59711 · Deer Lodge County
Emergency services Birthing friendly

Bitterroot Health - Daly Hospital

Critical Access Hospitals · Hamilton, MT
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number271340
Location1200 Westwood DrHamilton, MT 59840 · Ravalli County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59804 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 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HANNAH ELIZABETH WATLEY CNP
Nurse Practitioner (Acute Care)
2835 FORT MISSOULA RD STE 203
MISSOULA, MT 59804
Missoula County (406) 327-4283
CARLYN DOYLE P.N.P.
Nurse Practitioner (Pediatrics)
2835 FORT MISSOULA RD STE 203
MISSOULA, MT 59804
Missoula County (406) 327-4730
MEGHAN ROSE PALMER PA-C
Physician Assistant
2835 FORT MISSOULA RD STE 203
MISSOULA, MT 59804
Missoula County (406) 327-4283
SHAHID SATTAR CHAUDHARY M.D.
Internal Medicine (Nephrology)
2835 FORT MISSOULA RD STE 203
MISSOULA, MT 59804
Missoula County (406) 327-4283

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 Melissa Armstrong's NPI number?

The NPI number for Melissa Armstrong is 1487396891. It was assigned to this individual provider in the NPPES registry on April 7, 2022.

Where is Melissa Armstrong located?

Melissa Armstrong practices at 2835 Fort Missoula Rd Ste 203, Missoula, MT 59804. The listed phone number is (406) 327-4283.

What is Melissa Armstrong's specialty?

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

Is Melissa Armstrong enrolled in Medicare?

Yes. Melissa Armstrong 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 Melissa Armstrong accept?

Health plans from Blue Cross and Blue Shield of Montana and Mountain Health CO-OP list Melissa Armstrong 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 Melissa Armstrong affiliated with any hospitals?

According to CMS data, Melissa Armstrong is affiliated with St. Patrick Hospital, Community Medical Center, Clark Fork Valley Hospital, Community Hospital Of Anaconda and Bitterroot Health - Daly Hospital.

When was this NPI record last updated?

The NPPES record for Melissa Armstrong was last updated on September 12, 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.