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ANNA KATHERINE WEISS FNP-C
NPI 1689394629
Nurse Practitioner in Billings, MT

Active since August 30, 2022PECOS EnrolledAccepts Medicare Assignment
1751 ST GEORGE BLVD, BILLINGS, MT 59101(406) 672-2824 Get Directions Write a Review

NPPES record last updated: June 3, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jun 3, 2025, Mar 20, 2025, Aug 30, 2022 (3 updates tracked since 2022).

About Anna Katherine Weiss Fnp-c NPPES

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

ANNA KATHERINE WEISS FNP-C (NPI 1689394629) is an individual nurse practitioner in Billings, Montana, licensed in Montana (261765) and active in the NPI registry since August 2022. She is enrolled in Medicare PECOS, is affiliated with Billings Clinic, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1689394629
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameANNA KATHERINE WEISSCredential: FNP-C
Location Address1751 ST GEORGE BLVDBillings, MT 59101-7171
Mailing Address1751 St George BlvdBillings, MT 59101-7171
Phone(406) 672-2824
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateAugust 30, 2022
Last NPPES UpdateJune 3, 20253 updates tracked since enumeration
NPPES CertifiedJune 3, 2025
✔ NPI 1689394629 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in MT · 261765
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedRegistered NurseTaxonomy 163W00000X · License NUR-RN-LIC-160478 (MT)
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License NUR-APRN-LIC-261765 (MT)
1751 ST GEORGE BLVD, Billings, MT 59101
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Anna Katherine Weiss Fnp-c 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 ID1052830759
PECOS Enrollment IDI20250527001580
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.

Medicare Billing Reassignment

Medicare enrollment records show Anna Weiss reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Billings Clinic
1.7 mi
Physical Therapist
5000 SOUTHGATE DR
Billings, MT 59101
  • Reassigned Medicare billing, Montana enrollment
  • 1,264 clinicians in this Medicare group
NPI 1316225071 (406) 238-5497

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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
$100.16 typical visit price
range $18.24 – $140.32
Typical copayment $25.04 (range $4.56 – $35.08)
Most-billed visit code 99214
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 Anna Weiss's NPI number?

The NPI number for Anna Weiss is 1689394629. It was assigned to this individual provider in the NPPES registry on August 30, 2022.

Where is Anna Weiss located?

Anna Weiss practices at 1751 St George Blvd, Billings, MT 59101. The listed phone number is (406) 672-2824.

What is Anna Weiss's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Anna Weiss enrolled in Medicare?

Yes. Anna Weiss 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.

Which organization bills Medicare for Anna Weiss's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Anna Weiss reassigns Medicare benefits to Billings Clinic (Billings, MT). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Anna Weiss's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Anna Weiss accept?

Health plans from Providence Health Plan list Anna Weiss 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 Anna Weiss affiliated with any hospitals?

According to CMS data, Anna Weiss is affiliated with Billings Clinic.

When was this NPI record last updated?

The NPPES record for Anna Weiss was last updated on June 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.