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DR. SIERA KATELYN BOYD PHARMD
NPI 1679056089
Pharmacist - Ambulatory Care in Billings, MT

Active since September 11, 2018
2800 10TH AVE N, BILLINGS, MT 59101(406) 435-5316(406) 435-2318 Get Directions Write a Review

NPPES record last updated: August 29, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Sep 6, 2022, Sep 11, 2018 (2 updates tracked since 2018).

About Dr. Siera Katelyn Boyd Pharmd NPPES

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

DR. SIERA KATELYN BOYD PHARMD (NPI 1679056089) is an individual ambulatory care provider in Billings, Montana, licensed in Montana (PHA-PHA-LIC-55072) and active in the NPI registry since September 2018.

NPPES Registry Identity

NPI1679056089
Entity TypeIndividualFemale
Primary Taxonomy1835P2201X
Provider Legal NameDR. SIERA KATELYN BOYDCredential: PHARMD
Location Address2800 10TH AVE NBillings, MT 59101-0703
Mailing Address2800 10th Ave NBillings, MT 59101-0703 · (406) 435-5316
Phone(406) 435-5316
Fax(406) 435-2318
Sole ProprietorNo
Enumeration DateSeptember 11, 2018
Last NPPES UpdateAugust 29, 20252 updates tracked since enumeration
NPPES CertifiedAugust 29, 2025
✔ NPI 1679056089 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPharmacist · Ambulatory CarePharmacy Service Providers
Taxonomy Code1835P2201X
License✔ Licensed in MT · PHA-PHA-LIC-55072
Definition

A licensed pharmacist who has demonstrated specialized knowledge and skill in the provision of integrated, accessible health care services by pharmacists and is accountable for addressing medication needs, developing sustained partnerships with patients, and practicing in the context of family and community.

Also ListedPharmacist · Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistTaxonomy 1835P0018X · License PHA-PHA-LIC-55072 (MT)
Also ListedPharmacist · PediatricsTaxonomy 1835P0200X · License PHA-PHA-LIC-55072 (MT)
2800 10TH AVE N, Billings, MT 59101
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Other Names 1

Former Name (1)Siera Katelyn Zimmerman

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 ›

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.

DR. KYLE H TOWNSEND PHARM.D., BCPS
Pharmacist (Pharmacotherapy)
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 657-4213
MR. RICHARD SPILLMAN PA-C
Physician Assistant
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 657-4000
DR. RONALD L LINFESTY M.D.
Pathology (Anatomic Pathology)
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 238-2500
MRS. ALISSA A RAY DPT, PT, ATC
Physical Therapist
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 697-4092
TRUDIE E. MUIR MD
Pathology (Anatomic Pathology & Clinical Pathology)
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 657-4000
JEFFREY K. SMITH MD
Pathology (Anatomic Pathology & Clinical Pathology)
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 657-4000
LINDA R. JOHNSON MD
Pediatrics
2800 10TH AVE N
BILLINGS, MT 59101
Yellowstone County (406) 238-2500
FRED E. GUNVILLE MD
Pediatrics
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 Siera Boyd's NPI number?

The NPI number for Siera Boyd is 1679056089. It was assigned to this individual provider in the NPPES registry on September 11, 2018.

Where is Siera Boyd located?

Siera Boyd practices at 2800 10th Ave N, Billings, MT 59101. The listed phone number is (406) 435-5316.

What is Siera Boyd's specialty?

The primary specialty registered for this NPI is Pharmacist, specializing in Ambulatory Care, with taxonomy code 1835P2201X.

What insurance does Siera Boyd accept?

Health plans from Blue Cross and Blue Shield of Montana and Mountain Health CO-OP list Siera Boyd 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 Siera Boyd was last updated on August 29, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.