Doctor profile · Federal record

Dr. Amber Close, APRN

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

  • NPI 1578872909
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1422 W Main St
Lewistown, MT 594572201
(406) 771-6230
Additional location
406 1St Ave S
Lewistown, MT 594573020
(406) 535-6545
fax (406) 535-6549
Mailing address
Po Box 6010
Great Falls, MT 594066010

Credentials & registration

NPPES · NUCC
NPI registered
October 2010 — 16 yrs on file
Profile last updated
July 9, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Montana #125561 · Maryland #R183499

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578872909. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
28
Distinct HCPCS
1
Medicare allowed
$260
HCPCS Description Services Patients Avg allowed
83036 Hemoglobin a1c level 28 17 $9

In context: peer comparison

Among 2 peers in this city , average services per provider: 48. This provider delivers 0.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
599
Patients
101
Total drug cost
$7,130
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 80 25 $819
Lisinopril Generic 70 21 $901
Losartan Potassium Generic 53 18 $468
Levothyroxine Sodium Generic 52 12 $677
Amlodipine Besylate Generic 47 14 $521
Hydrochlorothiazide Generic 43 11 $97
Metoprolol Tartrate Generic 36 0 $232
Potassium Chloride Generic 34 0 $951
Gabapentin Generic 31 0 $556
Simvastatin Generic 31 0 $363

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Amber Close's medical specialty?
Dr. Amber Close practices Family Nurse Practitioner in Lewistown, MT.
Where does Dr. Amber Close practice?
Dr. Amber Close practices at 1422 W Main St, Lewistown, MT 594572201. Office phone: 4067716230.
What is Dr. Amber Close's NPI?
Dr. Amber Close's National Provider Identifier (NPI) is 1578872909, issued by NPPES.
Does Dr. Amber Close accept Medicare assignment?
Yes. Dr. Amber Close accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amber Close commonly perform?
Top Medicare-reported procedures in 2023: Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.