Doctor profile · Federal record

Dr. Jonathan Sommerville, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Havre de Grace, MD

  • NPI 1841273521
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
308 N. Union Avenue
Havre de Grace, MD 21078
(410) 939-3121
fax (410) 939-8278
Mailing address
P.O. Box 420
Havre de Grace, MD 21078

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
May 12, 2011
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Maryland #D0061484

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841273521. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
23
Distinct HCPCS
1
Medicare allowed
$2,195
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 23 20 $95

In context: peer comparison

Among 2 peers in Havre de Grace Obstetrics & Gynecology Physician, average services per provider: 37. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$330
Transactions
12
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 5 $104.83
Axonics, INC. 1 $99.54
Organon LLC 2 $59.09
CooperSurgical, INC. 2 $39.92
Mayne Pharma Commercial LLC 1 $15.59
Meditrina 1 $11.08

By nature of payment

Food and Beverage
$330

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Sommerville's medical specialty?
Dr. Jonathan Sommerville practices Obstetrics & Gynecology Physician in Havre de Grace, MD.
Where does Dr. Jonathan Sommerville practice?
Dr. Jonathan Sommerville practices at 308 N. Union Avenue, Havre de Grace, MD 21078. Office phone: 4109393121.
What is Dr. Jonathan Sommerville's NPI?
Dr. Jonathan Sommerville's National Provider Identifier (NPI) is 1841273521, issued by NPPES.
Does Dr. Jonathan Sommerville accept Medicare assignment?
Yes. Dr. Jonathan Sommerville accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Sommerville commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.