Doctor profile · Federal record

Dr. Bassel Mahmoud, M.D., PH.D.

Dermatology Physician (CMS: Dermatology) · Worcester, MA

  • NPI 1801023841
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
281 Lincoln St
Worcester, MA 016052138
(508) 334-5979
fax (508) 334-8466
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
November 17, 2020
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
Massachusetts #257776
Medicaid
MA #110116426A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801023841. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
927
Distinct HCPCS
10
Medicare allowed
$214,603
HCPCS Description Services Patients Avg allowed
17311 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 226 199 $327
17312 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 200 126 $193
13132 Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm 83 80 $170
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm 59 58 $143
13121 Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm 48 45 $143
17311 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 46 39 $315
17313 Removal and microscopic exam of growth of trunk, arms, or legs, 1-5 tissue blocks 46 42 $307
17312 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 41 26 $193
12052 Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.6-5.0 cm 40 39 $108
17314 Removal and microscopic exam of growth of trunk, arms, or legs, each additional stage, 1-5 tissue blocks 25 19 $179

In context: peer comparison

Among 11 peers in Worcester Dermatology Physician, average services per provider: 167. This provider delivers 5.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
68
Patients
61
Total drug cost
$420
Drug Type Claims Patients Total cost
Mupirocin Generic 46 41 $291
Doxycycline Hyclate Generic 22 20 $130

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Bassel Mahmoud's medical specialty?
Dr. Bassel Mahmoud practices Dermatology Physician in Worcester, MA.
Where does Dr. Bassel Mahmoud practice?
Dr. Bassel Mahmoud practices at 281 Lincoln St, Worcester, MA 016052138. Office phone: 5083345979.
What is Dr. Bassel Mahmoud's NPI?
Dr. Bassel Mahmoud's National Provider Identifier (NPI) is 1801023841, issued by NPPES.
Does Dr. Bassel Mahmoud accept Medicare assignment?
Yes. Dr. Bassel Mahmoud accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bassel Mahmoud commonly perform?
Top Medicare-reported procedures in 2023: Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks (HCPCS 17311); Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks (HCPCS 17312); Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm (HCPCS 13132). Source: CMS Medicare Physician & Other Practitioners file.