Doctor profile · Federal record

Dr. Thorley Cook, D.O.

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

  • NPI 1841221876
  • Accepts Medicare
  • 32 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
440 E Central St
Franklin, MA 020381374
(508) 528-2700
fax (508) 527-5759
Additional location
1280 W Central St Ste 301
Franklin, MA 020383110
fax (508) 528-5759
Mailing address
124 Grove St Ste 305
Franklin, MA 020383156

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 20, 2025
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #152842

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841221876. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,092
Distinct HCPCS
10
Medicare allowed
$119,634
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 394 257 $139
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 216 216 $142
99213 Established patient office or other outpatient visit, 20-29 minutes 147 119 $99
G0008 Administration of influenza virus vaccine 66 66 $32
90662 Influenza vaccine split virus, preservative free 57 57 $72
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 54 40 $58
91312 Sarscov2 vac bvl 30mcg/0.3ml 40 39 $0
0121A Adm sarscv2 bvl 30mcg/.3ml 1 22 22 $42
99212 Established patient office or other outpatient visit, 10-19 minutes 20 20 $61
G0009 Administration of pneumococcal vaccine 19 19 $31

In context: peer comparison

Among 2 peers in this city , average services per provider: 101. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,110
Patients
908
Total drug cost
$51,135
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 501 158 $11,023
Levothyroxine Sodium Generic 465 112 $6,607
Lisinopril Generic 380 121 $5,335
Simvastatin Generic 234 64 $2,929
Omeprazole Generic 212 60 $4,884
Amlodipine Besylate Generic 192 63 $1,884
Metformin Hcl Generic 183 51 $2,537
Gabapentin Generic 160 39 $2,767
Hydrochlorothiazide Generic 157 52 $613
Metoprolol Succinate Generic 120 32 $3,390

Frequently asked questions

Auto-generated from federal data
What is Dr. Thorley Cook's medical specialty?
Dr. Thorley Cook practices Internal Medicine Physician in Franklin, MA.
Where does Dr. Thorley Cook practice?
Dr. Thorley Cook practices at 440 E Central St, Franklin, MA 020381374. Office phone: 5085282700.
What is Dr. Thorley Cook's NPI?
Dr. Thorley Cook's National Provider Identifier (NPI) is 1841221876, issued by NPPES.
Does Dr. Thorley Cook accept Medicare assignment?
Yes. Dr. Thorley Cook accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thorley Cook commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.