Doctor profile · Federal record

Dr. Diane Nowak, MD

Family Medicine Physician (CMS: Family Practice) · Helena, MT

  • NPI 1295723682
  • Accepts Medicare
  • MIPS 81.4 / 100 · 2023
  • 29 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2550 E Broadway St
Helena, MT 596014905
(406) 457-4180
Mailing address
Po Box 6369
Helena, MT 596046369

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
February 24, 2016
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Montana #11653
Medicaid
MT #1295723682

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295723682. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,194
Distinct HCPCS
10
Medicare allowed
$111,373
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 348 248 $65
99214 Established patient office or other outpatient visit, 30-39 minutes 281 185 $96
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 278 278 $127
99212 Established patient office or other outpatient visit, 10-19 minutes 84 82 $35
99213 Established patient office or other outpatient visit, 20-29 minutes 39 39 $87
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 33 33 $127
99215 Established patient office or other outpatient visit, 40-54 minutes 31 25 $141
99214 Established patient office or other outpatient visit, 30-39 minutes 25 23 $124
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 22 22 $163
99495 Transitional care management services for problem of at least moderate complexity 17 13 $138

In context: peer comparison

Among 15 peers in this city , average services per provider: 71. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$33
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US Inc 1 $32.81

By nature of payment

Food and Beverage
$33

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,857
Patients
1,091
Total drug cost
$56,692
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 797 176 $10,902
Atorvastatin Calcium Generic 701 140 $7,007
Omeprazole Generic 504 114 $5,963
Lisinopril Generic 350 79 $2,318
Metformin Hcl Er (Metformin Hcl) Brand 348 65 $2,536
Amlodipine Besylate Generic 290 75 $2,195
Gabapentin Generic 253 62 $3,922
Trazodone Hcl Generic 224 48 $1,718
Duloxetine Hcl Generic 222 46 $5,611
Carvedilol Generic 214 56 $2,021

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Diane Nowak's medical specialty?
Dr. Diane Nowak practices Family Medicine Physician in Helena, MT.
Where does Dr. Diane Nowak practice?
Dr. Diane Nowak practices at 2550 E Broadway St, Helena, MT 596014905. Office phone: 4064574180.
What is Dr. Diane Nowak's NPI?
Dr. Diane Nowak's National Provider Identifier (NPI) is 1295723682, issued by NPPES.
Does Dr. Diane Nowak accept Medicare assignment?
Yes. Dr. Diane Nowak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diane Nowak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.