SARAH MULLER RYERSEE DO
NPI 1184470759
Family Medicine in Billings, MT

Q: What is the provider's specialty?

The provider's specialty is Family Medicine with taxonomy code 207Q00000X.

Active since April 25, 2024PECOS Enrolled

123 S 27TH ST, BILLINGS, MT 59101(406) 247-3350(406) 247-3389 Get Directions Write a Review

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

Record update history: Jan 19, 2026, Nov 22, 2024, Nov 11, 2024 and 2 more (5 updates tracked since 2024).

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About Sarah Muller Ryersee Do NPPES

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

SARAH MULLER RYERSEE DO (NPI 1184470759) is an individual family medicine provider in Billings, Montana, licensed in Montana (143163) and active in the NPI registry since April 2024. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1184470759

Entity TypeIndividualFemale

Primary Taxonomy207Q00000X

Provider Legal NameSARAH MULLER RYERSEECredential: DO

Location Address123 S 27TH STBillings, MT 59101-4227

Mailing Address123 S 27th StBillings, MT 59101-4227 · (406) 247-3350 · Fax (406) 247-3389

Phone(406) 247-3350

Fax(406) 247-3389

Sole ProprietorYes

Enumeration DateApril 25, 2024

Last NPPES UpdateJanuary 19, 20265 updates tracked since enumeration

NPPES CertifiedJanuary 19, 2026

✔ NPI 1184470759 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in MT · 143163

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 143163 (MT)

123 S 27TH ST, Billings, MT 59101

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Other Names 1

Former Name (1)Sarah Muller Forman Do

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sarah Muller Ryersee Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 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.