Doctor profile · Federal record

Dr. Thomas Treadwell, M.D.

Internal Medicine Physician (CMS: Infectious Disease) · Framingham, MA

  • NPI 1144260670
  • Accepts Medicare
  • 49 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
115 Lincoln St
Framingham, MA 017026358
(508) 383-1563

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 18, 2013
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #47472

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144260670. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
493
Distinct HCPCS
5
Medicare allowed
$50,526
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 197 78 $53
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 154 133 $184
99213 Established patient office or other outpatient visit, 20-29 minutes 83 42 $70
99214 Established patient office or other outpatient visit, 30-39 minutes 48 22 $104
99203 New patient office or other outpatient visit, 30-44 minutes 11 11 $88

In context: peer comparison

Among 21 peers in this city , average services per provider: 98. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$10,953
Transactions
14
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, Inc. 14 $10,953.22

By nature of payment

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$9,760
Travel and Lodging
$825
Food and Beverage
$368

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
891
Patients
62
Total drug cost
$1,980,309
Drug Type Claims Patients Total cost
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 192 23 $785,083
Odefsey (Emtricitab/Rilpiviri/Tenof Ala) Brand 122 15 $453,009
Descovy (Emtricitabine/Tenofov Alafenam) Brand 117 13 $267,237
Tivicay (Dolutegravir Sodium) Brand 96 0 $216,110
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 90 11 $14,624
Oxycodone Hcl Generic 43 0 $680
Juluca (Dolutegravir/Rilpivirine) Brand 32 0 $116,015
Omeprazole Generic 31 0 $666
Gabapentin Generic 26 0 $414
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 26 0 $515

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Treadwell's medical specialty?
Dr. Thomas Treadwell practices Internal Medicine Physician in Framingham, MA.
Where does Dr. Thomas Treadwell practice?
Dr. Thomas Treadwell practices at 115 Lincoln St, Framingham, MA 017026358. Office phone: 5083831563.
What is Dr. Thomas Treadwell's NPI?
Dr. Thomas Treadwell's National Provider Identifier (NPI) is 1144260670, issued by NPPES.
Does Dr. Thomas Treadwell accept Medicare assignment?
Yes. Dr. Thomas Treadwell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Treadwell commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.