Doctor profile · Federal record

Dr. Robert Gorsen, M.D., PH.D.

Neurological Surgery Physician (CMS: Neurosurgery) · Annandale, VA

  • NPI 1285851303
  • Accepts Medicare
  • 44 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3301 Woodburn RD, Suite 211
Annandale, VA 220031229
(703) 573-4700
fax (703) 573-7922

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
March 15, 2010
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207T00000X — NUCC code
State license (1)
Virginia #0101042525

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285851303. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
379
Distinct HCPCS
6
Medicare allowed
$143,859
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 139 84 $100
99203 New patient office or other outpatient visit, 30-44 minutes 83 83 $125
63048 Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 70 27 $253
63044 Partial removal of spine bone with re-exploration, release of upper or lower spinal cord or nerves and/or removal of disc, each additional interspace 44 17 $865
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 26 26 $1,002
63042 Partial removal of spine bone with re-exploration, release of lower spinal cord or nerves and/or removal of disc, 1 interspace 17 17 $2,220

In context: peer comparison

Among 1 peers in Annandale Neurological Surgery Physician, average services per provider: 63. This provider delivers 6.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Gorsen's medical specialty?
Dr. Robert Gorsen practices Neurological Surgery Physician in Annandale, VA.
Where does Dr. Robert Gorsen practice?
Dr. Robert Gorsen practices at 3301 Woodburn RD, Annandale, VA 220031229. Office phone: 7035734700.
What is Dr. Robert Gorsen's NPI?
Dr. Robert Gorsen's National Provider Identifier (NPI) is 1285851303, issued by NPPES.
Does Dr. Robert Gorsen accept Medicare assignment?
Yes. Dr. Robert Gorsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Gorsen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment (HCPCS 63048). Source: CMS Medicare Physician & Other Practitioners file.