Doctor profile · Federal record

Dr. Ann Fenton, M.D.

Urology Physician (CMS: Urology) · Urology Physician · Tamuning, GU

  • NPI 1144208851
  • Accepts Medicare
  • 27 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
341 S Marine Corps Dr, Suite 104
Tamuning, GU 969133970
(671) 989-1368

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
May 15, 2024
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
208800000X — NUCC code
State licenses (2)
Guam #M-1855 · Indiana #01054715A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144208851. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
397
Distinct HCPCS
5
Medicare allowed
$52,641
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 152 118 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 128 83 $91
99204 New patient office or other outpatient visit, 45-59 minutes 54 54 $168
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 35 30 $129
52000 Diagnostic exam of bladder and urethra using an endoscope 28 26 $265

In context: peer comparison

Among 1 peers in Tamuning Urology Physician, average services per provider: 79. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
77
Patients
0
Total drug cost
$1,322
Drug Type Claims Patients Total cost
Finasteride Generic 52 0 $844
Tamsulosin Hcl Generic 25 0 $478

Frequently asked questions

Auto-generated from federal data
What is Dr. Ann Fenton's medical specialty?
Dr. Ann Fenton practices Urology Physician in Tamuning, GU.
Where does Dr. Ann Fenton practice?
Dr. Ann Fenton practices at 341 S Marine Corps Dr, Tamuning, GU 969133970. Office phone: 6719891368.
What is Dr. Ann Fenton's NPI?
Dr. Ann Fenton's National Provider Identifier (NPI) is 1144208851, issued by NPPES.
Does Dr. Ann Fenton accept Medicare assignment?
Yes. Dr. Ann Fenton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ann Fenton 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.