Doctor profile · Federal record

Dr. Tammy Vargas, M.D.

Family Medicine Physician (CMS: Family Practice) · Auburn, MA

  • NPI 1508803545
  • Accepts Medicare
  • 39 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
813 Southbridge St
Auburn, MA 015011323
(508) 832-0173
fax (508) 832-6479
Additional location
100 South St Ste 201
Southbridge, MA 015504051
(508) 764-3194

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
March 17, 2018
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Massachusetts #81639

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508803545. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
487
Distinct HCPCS
6
Medicare allowed
$63,817
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 295 143 $130
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 119 119 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 30 26 $89
99495 Transitional care management services for problem of at least moderate complexity 15 14 $209
G0008 Administration of influenza virus vaccine 15 15 $34
99496 Transitional care management services for problem of high complexity 13 12 $276

In context: peer comparison

Among 5 peers in this city , average services per provider: 92. This provider delivers 5.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,811
Patients
992
Total drug cost
$62,227
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 564 145 $10,864
Amlodipine Besylate Generic 419 105 $3,994
Lisinopril Generic 385 109 $4,582
Levothyroxine Sodium Generic 323 82 $5,254
Losartan Potassium Generic 254 61 $4,903
Omeprazole Generic 251 76 $5,156
Metoprolol Succinate Generic 242 59 $4,676
Rosuvastatin Calcium Generic 224 68 $6,411
Metformin Hcl Generic 211 53 $2,470
Gabapentin Generic 207 60 $3,127

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tammy Vargas's medical specialty?
Dr. Tammy Vargas practices Family Medicine Physician in Auburn, MA.
Where does Dr. Tammy Vargas practice?
Dr. Tammy Vargas practices at 813 Southbridge St, Auburn, MA 015011323. Office phone: 5088320173.
What is Dr. Tammy Vargas's NPI?
Dr. Tammy Vargas's National Provider Identifier (NPI) is 1508803545, issued by NPPES.
Does Dr. Tammy Vargas accept Medicare assignment?
Yes. Dr. Tammy Vargas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tammy Vargas 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.