Doctor profile · Federal record

Dr. Ann Mason, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Grand Forks, ND

  • NPI 1952696049
  • Accepts Medicare
  • MIPS 83.0 / 100 · 2023
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1750 47Th Ave S
Grand Forks, ND 582017595
(701) 757-8700
Additional location
1000 S Columbia RD
Grand Forks, ND 582014032
(701) 780-5000
Mailing address
Po Box 5074
Sioux Falls, SD 571175074

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
August 2, 2022
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
North Dakota #R31004

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952696049. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,107
Distinct HCPCS
10
Medicare allowed
$92,401
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 392 155 $105
80053 Blood test, comprehensive group of blood chemicals 296 150 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 260 144 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 251 124 $74
36415 Insertion of needle into vein for collection of blood sample 234 124 $8
83036 Hemoglobin a1c level 201 88 $10
80061 Blood test, lipids (cholesterol and triglycerides) 151 125 $13
G0008 Administration of influenza virus vaccine 48 48 $26
96372 Injection of drug or substance under skin or into muscle 45 13 $12
90662 Influenza vaccine split virus, preservative free 42 42 $70

In context: peer comparison

Among 24 peers in this city , average services per provider: 95. This provider delivers 22× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$15
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 1 $14.83

By nature of payment

Food and Beverage
$15

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,627
Patients
444
Total drug cost
$262,046
Drug Type Claims Patients Total cost
Metformin Hcl Generic 202 56 $2,745
Atorvastatin Calcium Generic 165 50 $3,191
Levothyroxine Sodium Generic 165 40 $2,045
Losartan Potassium Generic 151 45 $2,888
Simvastatin Generic 131 34 $1,460
Lisinopril Generic 109 29 $1,013
Ozempic (Semaglutide) Brand 102 17 $148,151
Omeprazole Generic 101 31 $1,199
Amlodipine Besylate Generic 95 22 $670
Metoprolol Succinate Generic 77 24 $1,409

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ann Mason's medical specialty?
Dr. Ann Mason practices Family Nurse Practitioner in Grand Forks, ND.
Where does Dr. Ann Mason practice?
Dr. Ann Mason practices at 1750 47Th Ave S, Grand Forks, ND 582017595. Office phone: 7017578700.
What is Dr. Ann Mason's NPI?
Dr. Ann Mason's National Provider Identifier (NPI) is 1952696049, issued by NPPES.
Does Dr. Ann Mason accept Medicare assignment?
Yes. Dr. Ann Mason accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ann Mason commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Blood test, comprehensive group of blood chemicals (HCPCS 80053); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.