Doctor profile · Federal record

Dr. Dilys Fan, MSN, AGNP-C

Adult Health Nurse Practitioner · Gerontology Nurse Practitioner · Germantown, MD

  • NPI 1033681440
  • 8 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
19703 Executive Park Cir
Germantown, MD 208742639
(301) 540-9447
Additional location
3925 Ferrara Dr
Silver Spring, MD 209064709
(301) 946-6623
Mailing address
12001 Ferrara Ave
Silver Spring, MD 209064706

Credentials & registration

NPPES · NUCC
NPI registered
December 2018 — 8 yrs on file
Profile last updated
January 22, 2024
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
Maryland #R209031

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033681440. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
191
Distinct HCPCS
7
Medicare allowed
$14,365
HCPCS Description Services Patients Avg allowed
99442 Telephone medical discussion with physician, 11-20 minutes 67 43 $76
99213 Established patient office or other outpatient visit, 20-29 minutes 37 28 $75
99443 Telephone medical discussion with physician, 21-30 minutes 25 19 $91
99214 Established patient office or other outpatient visit, 30-39 minutes 23 21 $95
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 14 12 $14
99215 Established patient office or other outpatient visit, 40-54 minutes 14 11 $118
G0442 Annual alcohol misuse screening, 5 to 15 minutes 11 11 $18

In context: peer comparison

Among 2 peers in this city , average services per provider: 30. This provider delivers 6.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
155
Patients
41
Total drug cost
$3,209
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 31 17 $603
Amlodipine Besylate Generic 25 13 $400
Losartan Potassium Generic 18 11 $275
Alendronate Sodium Generic 16 0 $265
Ketoconazole Generic 16 0 $367
Lisinopril Generic 14 0 $178
Levothyroxine Sodium Generic 12 0 $244
Rosuvastatin Calcium Generic 12 0 $586
Metoprolol Succinate Generic 11 0 $292

Frequently asked questions

Auto-generated from federal data
What is Dr. Dilys Fan's medical specialty?
Dr. Dilys Fan practices Adult Health Nurse Practitioner in Germantown, MD.
Where does Dr. Dilys Fan practice?
Dr. Dilys Fan practices at 19703 Executive Park Cir, Germantown, MD 208742639. Office phone: 3015409447.
What is Dr. Dilys Fan's NPI?
Dr. Dilys Fan's National Provider Identifier (NPI) is 1033681440, issued by NPPES.
What procedures does Dr. Dilys Fan commonly perform?
Top Medicare-reported procedures in 2023: Telephone medical discussion with physician (HCPCS 99442); Established patient office or other outpatient visit (HCPCS 99213); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.