Doctor profile · Federal record

Dr. Bonnie Southworth, MD

Internal Medicine Physician (CMS: Internal Medicine) · Boston, MA

  • NPI 1891752291
  • Accepts Medicare
  • 35 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
75 Francis St
Boston, MA 02115
(612) 732-6315
Mailing address
111 Cypress St
Brookline, MA 02445

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
June 28, 2012
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #79458
Medicaid
MA #3128580

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891752291. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
141
Distinct HCPCS
5
Medicare allowed
$11,761
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 37 31 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 35 24 $70
99212 Established patient office or other outpatient visit, 10-19 minutes 27 25 $38
99442 Telephone medical discussion with physician, 11-20 minutes 24 22 $70
99215 Established patient office or other outpatient visit, 40-54 minutes 18 16 $153

In context: peer comparison

Among 547 peers in this city , average services per provider: 81. This provider delivers 1.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
878
Patients
210
Total drug cost
$59,354
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 183 54 $4,984
Levothyroxine Sodium Generic 120 22 $1,304
Amlodipine Besylate Generic 95 27 $879
Lisinopril Generic 67 18 $754
Simvastatin Generic 64 17 $955
Omeprazole Generic 59 26 $1,365
Metformin Hcl Generic 41 11 $615
Hydrochlorothiazide Generic 40 12 $345
Gabapentin Generic 37 0 $854
Lorazepam Generic 32 12 $153

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Bonnie Southworth's medical specialty?
Dr. Bonnie Southworth practices Internal Medicine Physician in Boston, MA.
Where does Dr. Bonnie Southworth practice?
Dr. Bonnie Southworth practices at 75 Francis St, Boston, MA 02115. Office phone: 6127326315.
What is Dr. Bonnie Southworth's NPI?
Dr. Bonnie Southworth's National Provider Identifier (NPI) is 1891752291, issued by NPPES.
Does Dr. Bonnie Southworth accept Medicare assignment?
Yes. Dr. Bonnie Southworth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bonnie Southworth commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.