Doctor profile · Federal record

Dr. John Kilcullen, MD

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Falls Church, VA

  • NPI 1225029523
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 7 locations .

NPPES Updated May 11, 2026
Primary practice
3300 Gallows RD
Falls Church, VA 220423300
(703) 776-4001
fax (703) 776-7113
Additional location
2501 Parkers Ln
Alexandria, VA 223063209
(703) 664-7000
fax (703) 664-7666
Additional location
3300 Gallows Road, Dept of Medicine
Falls Church, VA 22042
(703) 776-3582
fax (703) 776-3020
Show 4 more locations
Additional location
3600 Joseph Siewick Dr
Fairfax, VA 220331709
(703) 391-3600
fax (703) 391-3414
Additional location
4320 Seminary RD
Alexandria, VA 223041535
(703) 504-3000
fax (703) 504-3388
Additional location
44045 Riverside Pkwy
Leesburg, VA 201765101
(703) 858-6000
fax (703) 858-6900
Additional location
8110 Gatehouse RD Ste 600W
Falls Church, VA 220421210
(703) 289-8600
fax (703) 289-8624
Mailing address
Po Box 37174
Baltimore, MD 212973174

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
September 23, 2020
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
Virginia #0101248784
Medicaid
FL #001376700

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225029523. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
51
Distinct HCPCS
2
Medicare allowed
$11,102
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 40 40 $235
31500 Emergent insertion of breathing tube into windpipe using an endoscope 11 11 $155

In context: peer comparison

Among 15 peers in this city , average services per provider: 81. This provider delivers 0.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Kilcullen's medical specialty?
Dr. John Kilcullen practices Critical Care Medicine (Internal Medicine) Physician in Falls Church, VA.
Where does Dr. John Kilcullen practice?
Dr. John Kilcullen practices at 3300 Gallows RD, Falls Church, VA 220423300. Office phone: 7037764001.
What is Dr. John Kilcullen's NPI?
Dr. John Kilcullen's National Provider Identifier (NPI) is 1225029523, issued by NPPES.
Does Dr. John Kilcullen accept Medicare assignment?
Yes. Dr. John Kilcullen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Kilcullen commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Emergent insertion of breathing tube into windpipe using an endoscope (HCPCS 31500). Source: CMS Medicare Physician & Other Practitioners file.