Doctor profile · Federal record

Dr. Collin Cullen, MD

Internal Medicine Physician (CMS: Internal Medicine) · Washington, DC

  • NPI 1689769523
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
5410 Connecticut Ave Nw Ste 117
Washington, DC 200152831
(202) 966-2828
fax (202) 966-0108
Additional location
7625 Wisconsin Ave, Ste 101
Bethesda, MD 208146512
(301) 951-0420
fax (301) 657-5637

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
May 26, 2022
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Maryland #MD0052247

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689769523. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
704
Distinct HCPCS
9
Medicare allowed
$80,543
HCPCS Description Services Patients Avg allowed
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 205 205 $131
99214 Established patient office or other outpatient visit, 30-39 minutes 196 123 $142
99213 Established patient office or other outpatient visit, 20-29 minutes 155 104 $101
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 37 36 $17
G0008 Administration of influenza virus vaccine 35 34 $24
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 33 33 $76
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment 15 15 $185
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 14 14 $38
99215 Established patient office or other outpatient visit, 40-54 minutes 14 14 $200

In context: peer comparison

Among 219 peers in Washington Internal Medicine Physician, average services per provider: 102. This provider delivers 6.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$261
Transactions
12
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 3 $76.16
Novo Nordisk INC 3 $69.65
Sumitomo Pharma America, INC. 3 $49.53
Amgen INC. 2 $39.14
Exact Sciences Corporation 1 $26.81

By nature of payment

Food and Beverage
$261

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,361
Patients
380
Total drug cost
$28,897
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 272 75 $4,972
Rosuvastatin Calcium Generic 259 74 $8,221
Levothyroxine Sodium Generic 90 25 $1,444
Trazodone Hcl Generic 86 28 $1,504
Amlodipine Besylate Generic 82 23 $781
Tamsulosin Hcl Generic 70 24 $2,065
Losartan Potassium Generic 69 18 $956
Sertraline Hcl Generic 66 11 $1,155
Gabapentin Generic 57 15 $1,309
Allopurinol Generic 56 14 $923

Frequently asked questions

Auto-generated from federal data
What is Dr. Collin Cullen's medical specialty?
Dr. Collin Cullen practices Internal Medicine Physician in Washington, DC.
Where does Dr. Collin Cullen practice?
Dr. Collin Cullen practices at 5410 Connecticut Ave Nw Ste 117, Washington, DC 200152831. Office phone: 2029662828.
What is Dr. Collin Cullen's NPI?
Dr. Collin Cullen's National Provider Identifier (NPI) is 1689769523, issued by NPPES.
Does Dr. Collin Cullen accept Medicare assignment?
Yes. Dr. Collin Cullen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Collin Cullen commonly perform?
Top Medicare-reported procedures in 2023: Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.