DR. BRIAN P SULLIVAN (MD) – Obstetrics & Gynecology Physician, NPI 1699750265
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,231 OBSTETRICS/GYNECOLOGY in MA
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Provider Addresses for DR. BRIAN P SULLIVAN (MD)
135, Webster Street, North Hanover, Hanover, Plymouth County, Massachusetts, 02239, United States
HANOVER, MA 023391200
Phone: (781) 878-7020
Fax: (781) 871-3590
Type: Location
4 EVERGREEN ST
HINGHAM, MA 020431014
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2005-04-20
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20050420001250 | I | Obstetrics/Gynecology | MA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 37 | 33 | $0 |
| Q0091 | Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 26 | 26 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 25 | 22 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 19 | 15 | $0 |
| 99202 | New patient office or other outpatient visit, 15-29 minutes | 18 | 18 | $0 |
Insurance plans in this area (ZIP 02339)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OBSTETRICS/GYNECOLOGY | MA | 76830 | Ultrasound pelvis through vagina | 22 | 20 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O L O G Y | MA | |
| Family Practice | NY | |
| Internal Medicine | MA | |
| - | MA | |
| - | MA | |
| - | CO | |
| - | MA | |
| - | MA | |
| Pulmonary Disease, Critical Care (Intensivists), Internal Medicine | MA | |
| - | MA |
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