Doctor profile · Federal record

Dr. Colleen Gumm, NP

Gerontology Nurse Practitioner (CMS: Nurse Practitioner) · Gerontology Registered Nurse · Tucson, AZ

  • NPI 1568485951
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3902 E Grant RD
Tucson, AZ 857122558
(520) 468-4801
fax (520) 337-7260

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 12, 2019
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
363LG0600X — NUCC code
State licenses (2)
Arizona #AP2459 · Arizona #RN104226

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568485951. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
342
Distinct HCPCS
4
Medicare allowed
$34,735
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 220 140 $105
99213 Established patient office or other outpatient visit, 20-29 minutes 72 51 $74
99204 New patient office or other outpatient visit, 45-59 minutes 30 30 $137
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 20 20 $106

In context: peer comparison

Among 5 peers in this city , average services per provider: 126. This provider delivers 2.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$562
Transactions
5
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 2 $235.06
Lilly USA, LLC 1 $121.89
Bayer Healthcare Pharmaceuticals Inc. 1 $121.83
Eisai Inc. 1 $83.11

By nature of payment

Food and Beverage
$562

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,401
Patients
735
Total drug cost
$23,084
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 397 116 $3,064
Levothyroxine Sodium Generic 246 76 $2,582
Amlodipine Besylate Generic 226 68 $1,199
Lisinopril Generic 211 59 $987
Losartan Potassium Generic 192 58 $2,022
Metformin Hcl Generic 169 50 $1,153
Escitalopram Oxalate Generic 163 51 $2,241
Tamsulosin Hcl Generic 130 38 $1,504
Gabapentin Generic 125 43 $1,675
Hydrochlorothiazide Generic 121 37 $560

Frequently asked questions

Auto-generated from federal data
What is Dr. Colleen Gumm's medical specialty?
Dr. Colleen Gumm practices Gerontology Nurse Practitioner in Tucson, AZ.
Where does Dr. Colleen Gumm practice?
Dr. Colleen Gumm practices at 3902 E Grant RD, Tucson, AZ 857122558. Office phone: 5204684801.
What is Dr. Colleen Gumm's NPI?
Dr. Colleen Gumm's National Provider Identifier (NPI) is 1568485951, issued by NPPES.
Does Dr. Colleen Gumm accept Medicare assignment?
Yes. Dr. Colleen Gumm accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Colleen Gumm 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); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.