Doctor profile · Federal record

Dr. Diana Chou, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Edgewood, MD

  • NPI 1134484355
  • Accepts Medicare
  • MIPS 76.3 / 100 · 2023
  • 14 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 6 locations .

NPPES Updated May 11, 2026
Primary practice
1321 Woodbridge Station Way
Edgewood, MD 210403830
(410) 612-1779
Additional location
139 Centre St PH 120
New York, NY 100134559
(888) 731-8994
Additional location
601 Pennsylvania Ave Nw Bldg Suite900
Washington, DC 200042601
(888) 731-8994
Show 3 more locations
Additional location
111 N Orange Ave Ste 800
Orlando, FL 328012381
(888) 731-8994
Additional location
1101 Wilson Blvd Fl 6
Arlington, VA 222092281
(888) 731-8994
Additional location
173 Saint Patricks Dr Ste 104
Waldorf, MD 206035530
(888) 731-8994
Mailing address
1734 York RD
Timonium, MD 210935606

Credentials & registration

NPPES · NUCC
NPI registered
July 2012 — 14 yrs on file
Profile last updated
April 27, 2025
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Maryland #R208535

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134484355. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
389
Distinct HCPCS
9
Medicare allowed
$27,054
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 160 131 $81
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 82 82 $36
99203 New patient office or other outpatient visit, 30-44 minutes 36 36 $101
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 36 36 $39
99212 Established patient office or other outpatient visit, 10-19 minutes 19 19 $50
99214 Established patient office or other outpatient visit, 30-39 minutes 17 17 $109
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $149
99442 Telephone medical discussion with physician, 11-20 minutes 12 12 $81
81002 Urinalysis, manual test 11 11 $3

In context: peer comparison

Among 3 peers in Edgewood Family Nurse Practitioner, average services per provider: 46. This provider delivers 8.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,281
Transactions
26
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Axonics, INC. 16 $1,041.79
Abbvie INC. 3 $94.22
Sumitomo Pharma America, INC. 3 $60.46
Medtronic, INC. 2 $42.84
Agile Therapeutics, INC. 1 $23.08
Exeltis, USA INC. 1 $18.52

By nature of payment

Food and Beverage
$682
Travel and Lodging
$599

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
436
Patients
259
Total drug cost
$96,082
Drug Type Claims Patients Total cost
Estradiol Generic 163 116 $14,837
Myrbetriq (Mirabegron) Brand 61 31 $59,993
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 53 40 $702
Fluconazole Generic 23 19 $141
Clobetasol Propionate Generic 19 13 $553
Valacyclovir (Valacyclovir Hcl) Brand 19 0 $726
Ciprofloxacin Hcl Generic 18 15 $90
Premarin (Estrogens, Conjugated) Brand 16 12 $8,108
Nystatin Generic 15 13 $169
Methenamine Hippurate Generic 14 0 $1,541

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Chou's medical specialty?
Dr. Diana Chou practices Family Nurse Practitioner in Edgewood, MD.
Where does Dr. Diana Chou practice?
Dr. Diana Chou practices at 1321 Woodbridge Station Way, Edgewood, MD 210403830. Office phone: 4106121779.
What is Dr. Diana Chou's NPI?
Dr. Diana Chou's National Provider Identifier (NPI) is 1134484355, issued by NPPES.
Does Dr. Diana Chou accept Medicare assignment?
Yes. Dr. Diana Chou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Chou commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.