Doctor profile · Federal record

Dr. Roger Clark, D.O.

Infectious Disease Physician (CMS: Infectious Disease) · Boston, MA

  • NPI 1235181140
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1153 Centre St, Suite 4955
Boston, MA 021303446
(617) 522-4943

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
June 18, 2008
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
Massachusetts #224283
Medicaid
MA #2137437

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235181140. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
438
Distinct HCPCS
5
Medicare allowed
$57,220
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 144 68 $84
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 112 56 $126
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 93 90 $184
99215 Established patient office or other outpatient visit, 40-54 minutes 52 29 $171
99214 Established patient office or other outpatient visit, 30-39 minutes 37 26 $132

In context: peer comparison

Among 71 peers in Boston Infectious Disease Physician, average services per provider: 59. This provider delivers 7.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
54
Patients
0
Total drug cost
$146,300
Drug Type Claims Patients Total cost
Tivicay (Dolutegravir Sodium) Brand 22 0 $50,748
Descovy (Emtricitabine/Tenofov Alafenam) Brand 21 0 $49,814
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 11 0 $45,738

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Roger Clark's medical specialty?
Dr. Roger Clark practices Infectious Disease Physician in Boston, MA.
Where does Dr. Roger Clark practice?
Dr. Roger Clark practices at 1153 Centre St, Boston, MA 021303446. Office phone: 6175224943.
What is Dr. Roger Clark's NPI?
Dr. Roger Clark's National Provider Identifier (NPI) is 1235181140, issued by NPPES.
Does Dr. Roger Clark accept Medicare assignment?
Yes. Dr. Roger Clark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roger Clark commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.