Doctor profile · Federal record

Dr. Tiffany Kolniak, M.D.

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

  • NPI 1780099473
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
85 Worcester RD
Framingham, MA 017015348
(508) 532-0223

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
November 29, 2017
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #270199

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780099473. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
505
Distinct HCPCS
8
Medicare allowed
$66,762
HCPCS Description Services Patients Avg allowed
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 181 181 $142
99214 Established patient office or other outpatient visit, 30-39 minutes 113 100 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 67 56 $98
99215 Established patient office or other outpatient visit, 40-54 minutes 60 46 $196
G0008 Administration of influenza virus vaccine 31 31 $34
90662 Influenza vaccine split virus, preservative free 27 27 $72
G0009 Administration of pneumococcal vaccine 14 14 $34
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 12 12 $282

In context: peer comparison

Among 21 peers in this city , average services per provider: 98. This provider delivers 5.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,418
Patients
454
Total drug cost
$24,541
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 265 86 $5,918
Lisinopril Generic 165 59 $1,763
Amlodipine Besylate Generic 114 45 $916
Levothyroxine Sodium Generic 104 36 $3,011
Simvastatin Generic 104 33 $1,353
Hydrochlorothiazide Generic 80 29 $353
Omeprazole Generic 80 30 $1,510
Gabapentin Generic 74 18 $1,705
Losartan Potassium Generic 74 23 $1,063
Metformin Hcl Generic 66 19 $749

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tiffany Kolniak's medical specialty?
Dr. Tiffany Kolniak practices Internal Medicine Physician in Framingham, MA.
Where does Dr. Tiffany Kolniak practice?
Dr. Tiffany Kolniak practices at 85 Worcester RD, Framingham, MA 017015348. Office phone: 5085320223.
What is Dr. Tiffany Kolniak's NPI?
Dr. Tiffany Kolniak's National Provider Identifier (NPI) is 1780099473, issued by NPPES.
Does Dr. Tiffany Kolniak accept Medicare assignment?
Yes. Dr. Tiffany Kolniak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tiffany Kolniak commonly perform?
Top Medicare-reported procedures in 2023: Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.