Doctor profile · Federal record

Dr. Mary Hawthorne, M.D.

Internal Medicine Physician · Worcester, MA

  • NPI 1013990787
  • 21 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
291 Lincoln St
Worcester, MA 016053643
(508) 791-8524
fax (508) 754-6771
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
December 9, 2020
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #51975
Medicaid
MA #6175163

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013990787. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,800
Distinct HCPCS
10
Medicare allowed
$95,881
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 382 215 $69
99214 Established patient office or other outpatient visit, 30-39 minutes 281 183 $82
36415 Insertion of needle into vein for collection of blood sample 262 173 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 261 261 $47
99215 Established patient office or other outpatient visit, 40-54 minutes 106 80 $97
81002 Urinalysis, manual test 68 55 $3
96372 Injection of drug or substance under skin or into muscle 67 11 $15
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 66 11 $2
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 61 53 $15
G0008 Administration of influenza virus vaccine 60 59 $34

In context: peer comparison

Among 114 peers in Worcester Internal Medicine Physician, average services per provider: 102. This provider delivers 18× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,172
Patients
1,234
Total drug cost
$84,707
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 621 189 $17,221
Lisinopril Generic 489 131 $5,387
Levothyroxine Sodium Generic 369 104 $5,726
Hydrochlorothiazide Generic 336 103 $1,071
Amlodipine Besylate Generic 307 99 $3,110
Omeprazole Generic 302 93 $9,415
Losartan Potassium Generic 279 79 $6,349
Lorazepam Generic 218 60 $1,402
Simvastatin Generic 214 62 $3,355
Rosuvastatin Calcium Generic 205 63 $17,899

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Hawthorne's medical specialty?
Dr. Mary Hawthorne practices Internal Medicine Physician in Worcester, MA.
Where does Dr. Mary Hawthorne practice?
Dr. Mary Hawthorne practices at 291 Lincoln St, Worcester, MA 016053643. Office phone: 5087918524.
What is Dr. Mary Hawthorne's NPI?
Dr. Mary Hawthorne's National Provider Identifier (NPI) is 1013990787, issued by NPPES.
What procedures does Dr. Mary Hawthorne commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.