Doctor profile · Federal record

Dr. Brian Sullivan, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Hanover, MA

  • NPI 1699750265
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
135 Webster St
Hanover, MA 023391200
(781) 878-7020
fax (781) 871-3590
Mailing address
4 Evergreen St
Hingham, MA 020431014

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
April 24, 2009
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Massachusetts #74990
Medicaid
MA #3183238

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699750265. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
182
Distinct HCPCS
9
Medicare allowed
$16,770
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 37 33 $128
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 26 26 $45
99213 Established patient office or other outpatient visit, 20-29 minutes 25 22 $81
99212 Established patient office or other outpatient visit, 10-19 minutes 19 15 $58
99202 New patient office or other outpatient visit, 15-29 minutes 18 18 $74
58100 Biopsy of lining of uterus 16 15 $92
36415 Insertion of needle into vein for collection of blood sample 15 14 $8
58558 Biopsy of lining of uterus and/or removal of polyp using an endoscope 15 15 $237
99203 New patient office or other outpatient visit, 30-44 minutes 11 11 $114

In context: peer comparison

Among 2 peers in this city , average services per provider: 51. This provider delivers 3.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
42
Patients
25
Total drug cost
$1,923
Drug Type Claims Patients Total cost
Misoprostol Generic 28 25 $63
Estradiol Generic 14 0 $1,860

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Sullivan's medical specialty?
Dr. Brian Sullivan practices Obstetrics & Gynecology Physician in Hanover, MA.
Where does Dr. Brian Sullivan practice?
Dr. Brian Sullivan practices at 135 Webster St, Hanover, MA 023391200. Office phone: 7818787020.
What is Dr. Brian Sullivan's NPI?
Dr. Brian Sullivan's National Provider Identifier (NPI) is 1699750265, issued by NPPES.
Does Dr. Brian Sullivan accept Medicare assignment?
Yes. Dr. Brian Sullivan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Sullivan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (HCPCS Q0091); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.