Doctor profile · Federal record

Dr. Mary Barnum, RN, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Medford, OR

  • NPI 1528390937
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
800 E Main St
Medford, OR 97504
(541) 608-7683
fax (541) 608-7689

Credentials & registration

NPPES · NUCC
NPI registered
February 2010 — 16 yrs on file
Profile last updated
September 16, 2013
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Oregon #201050019NP · Oregon #087000076RN
Medicaid
OR #500635312

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528390937. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
729
Distinct HCPCS
10
Medicare allowed
$36,084
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 159 74 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 90 52 $72
G0442 Annual alcohol misuse screening, 5 to 15 minutes 56 56 $15
36415 Insertion of needle into vein for collection of blood sample 55 38 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 51 51 $105
G0444 Annual depression screening, 5 to 15 minutes 50 50 $15
80053 Blood test, comprehensive group of blood chemicals 48 37 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 41 34 $8
80061 Blood test, lipids (cholesterol and triglycerides) 33 31 $13
84443 Blood test, thyroid stimulating hormone (tsh) 32 29 $16

In context: peer comparison

Among 42 peers in this city , average services per provider: 80. This provider delivers 9.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$16
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Tactile Systems Technology Inc 1 $15.97

By nature of payment

Food and Beverage
$16

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
913
Patients
236
Total drug cost
$17,350
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 149 39 $1,813
Atorvastatin Calcium Generic 105 31 $1,770
Omeprazole Generic 89 28 $2,151
Lisinopril Generic 80 25 $810
Sertraline Hcl Generic 58 14 $540
Gabapentin Generic 56 15 $1,326
Metoprolol Succinate Generic 54 17 $1,091
Losartan Potassium Generic 48 14 $604
Amlodipine Besylate Generic 44 13 $402
Rosuvastatin Calcium Generic 40 13 $693

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Barnum's medical specialty?
Dr. Mary Barnum practices Family Nurse Practitioner in Medford, OR.
Where does Dr. Mary Barnum practice?
Dr. Mary Barnum practices at 800 E Main St, Medford, OR 97504. Office phone: 5416087683.
What is Dr. Mary Barnum's NPI?
Dr. Mary Barnum's National Provider Identifier (NPI) is 1528390937, issued by NPPES.
Does Dr. Mary Barnum accept Medicare assignment?
Yes. Dr. Mary Barnum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Barnum 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); Annual alcohol misuse screening, 5 to 15 minutes (HCPCS G0442). Source: CMS Medicare Physician & Other Practitioners file.