Doctor profile · Federal record

Dr. Lacy Tangedahl, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Billings, MT

  • NPI 1942501861
  • Accepts Medicare
  • MIPS 92.8 / 100 · 2023
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
801 N 29Th St
Billings, MT 591010905
(406) 238-2500
Mailing address
Po Box 35100
Billings, MT 591075100

Credentials & registration

NPPES · NUCC
NPI registered
November 2010 — 16 yrs on file
Profile last updated
December 15, 2014
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Montana #34812

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942501861. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
453
Distinct HCPCS
4
Medicare allowed
$37,546
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 382 217 $83
99213 Established patient office or other outpatient visit, 20-29 minutes 31 29 $59
99215 Established patient office or other outpatient visit, 40-54 minutes 26 22 $124
99442 Telephone medical discussion with physician, 11-20 minutes 14 11 $56

In context: peer comparison

Among 16 peers in this city , average services per provider: 80. This provider delivers 5.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$592
Transactions
10
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US Inc 2 $198.99
GENZYME CORPORATION 1 $125.00
ABBVIE INC. 3 $104.54
Janssen Biotech, Inc. 1 $95.00
AstraZeneca Pharmaceuticals LP 1 $33.74
Merck Sharp & Dohme LLC 1 $21.42
PFIZER INC. 1 $13.80

By nature of payment

Education
$344
Food and Beverage
$249

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
539
Patients
207
Total drug cost
$6,462
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 82 33 $769
Losartan Potassium Generic 73 29 $886
Lisinopril Generic 58 23 $325
Atorvastatin Calcium Generic 47 15 $474
Anastrozole Generic 40 22 $993
Allopurinol Generic 28 0 $422
Alendronate Sodium Generic 26 12 $261
Furosemide Generic 24 12 $132
Metformin Hcl Generic 24 0 $159
Potassium Chloride Generic 24 14 $506

Frequently asked questions

Auto-generated from federal data
What is Dr. Lacy Tangedahl's medical specialty?
Dr. Lacy Tangedahl practices Family Nurse Practitioner in Billings, MT.
Where does Dr. Lacy Tangedahl practice?
Dr. Lacy Tangedahl practices at 801 N 29Th St, Billings, MT 591010905. Office phone: 4062382500.
What is Dr. Lacy Tangedahl's NPI?
Dr. Lacy Tangedahl's National Provider Identifier (NPI) is 1942501861, issued by NPPES.
Does Dr. Lacy Tangedahl accept Medicare assignment?
Yes. Dr. Lacy Tangedahl accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lacy Tangedahl commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.