Doctor profile · Federal record

Dr. Mark Baker, M.D.

Vascular Neurology Physician (CMS: Neurology) · Washington, DC

  • NPI 1295053114
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2150 Pennsylvania Ave Nw Fl 7
Washington, DC 200373201
(202) 741-2984

Credentials & registration

NPPES · NUCC
NPI registered
May 2010 — 16 yrs on file
Profile last updated
August 23, 2021
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
2084V0102X — NUCC code
State license (1)
District of Columbia #MD047639
Medicaid
DC #092850626

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295053114. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
771
Distinct HCPCS
6
Medicare allowed
$117,436
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 461 181 $132
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 138 133 $192
99239 Hospital discharge day management, more than 30 minutes 69 68 $128
99215 Established patient office or other outpatient visit, 40-54 minutes 62 47 $201
99285 Emergency department visit with high level of medical decision making 25 25 $194
99205 New patient office or other outpatient visit, 60-74 minutes 16 16 $250

In context: peer comparison

Among 4 peers in this city , average services per provider: 90. This provider delivers 8.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$33
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 2 $33.22

By nature of payment

Food and Beverage
$33

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Baker's medical specialty?
Dr. Mark Baker practices Vascular Neurology Physician in Washington, DC.
Where does Dr. Mark Baker practice?
Dr. Mark Baker practices at 2150 Pennsylvania Ave Nw Fl 7, Washington, DC 200373201. Office phone: 2027412984.
What is Dr. Mark Baker's NPI?
Dr. Mark Baker's National Provider Identifier (NPI) is 1295053114, issued by NPPES.
Does Dr. Mark Baker accept Medicare assignment?
Yes. Dr. Mark Baker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Baker commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.