Doctor profile · Federal record

Dr. Mary Friess, APNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Psychiatric/Mental Health Nurse Practitioner · Oshkosh, WI

  • NPI 1750479820
  • Accepts Medicare
  • MIPS 23.4 / 100 · 2023
  • 14 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
500 Algoma Blvd, Uw Oshkosh - College of Nursing
Oshkosh, WI 54901
(920) 926-2605

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
October 3, 2025
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Wisconsin #2978 · Wisconsin #2978-033

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750479820. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,608
Distinct HCPCS
10
Medicare allowed
$436,340
HCPCS Description Services Patients Avg allowed
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 1,386 299 $149
99487 Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month 775 143 $106
99489 Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month 769 142 $56
99422 Online digital evaluation and management service for an established patient for up to 7 days, total time 11-20 minutes 223 131 $23
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 202 77 $95
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 152 111 $102
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 138 91 $61
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 118 38 $39
99458 Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 114 34 $32
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 104 82 $139

In context: peer comparison

Among 3 peers in this city , average services per provider: 169. This provider delivers 27× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$182
Transactions
5
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Otsuka America Pharmaceutical, Inc. 4 $159.55
Alkermes, Inc. 1 $22.51

By nature of payment

Food and Beverage
$182

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11,339
Patients
1,553
Total drug cost
$284,725
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 1,274 162 $37,331
Furosemide Generic 1,133 165 $7,704
Atorvastatin Calcium Generic 922 119 $14,567
Lisinopril Generic 883 117 $8,294
Potassium Chloride Generic 870 116 $22,542
Amlodipine Besylate Generic 767 110 $8,051
Levothyroxine Sodium Generic 727 89 $9,687
Trazodone Hcl Generic 726 95 $8,542
Escitalopram Oxalate Generic 698 93 $9,348
Pantoprazole Sodium Generic 658 81 $13,275

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Friess's medical specialty?
Dr. Mary Friess practices Family Nurse Practitioner in Oshkosh, WI.
Where does Dr. Mary Friess practice?
Dr. Mary Friess practices at 500 Algoma Blvd, Oshkosh, WI 54901. Office phone: 9209262605.
What is Dr. Mary Friess's NPI?
Dr. Mary Friess's National Provider Identifier (NPI) is 1750479820, issued by NPPES.
Does Dr. Mary Friess accept Medicare assignment?
Yes. Dr. Mary Friess accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Friess commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with high level of medical decision making (HCPCS 99350); Complex chronic care management services for two or more chronic conditions (HCPCS 99487); Complex chronic care management services for two or more chronic conditions (HCPCS 99489). Source: CMS Medicare Physician & Other Practitioners file.