Doctor profile · Federal record

Dr. Dainius Juknelis, MD

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

  • NPI 1073731501
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
67 Union St Ste 407
Natick, MA 017607700
(508) 881-3029
fax (508) 650-9413
Mailing address
171 Main St Ste 203B
Ashland, MA 017211187

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
October 31, 2023
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #238921

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073731501. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,132
Distinct HCPCS
10
Medicare allowed
$190,541
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 601 254 $140
36415 Insertion of needle into vein for collection of blood sample 411 216 $8
99443 Telephone medical discussion with physician, 21-30 minutes 157 73 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 144 99 $99
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 130 130 $142
G0008 Administration of influenza virus vaccine 91 91 $34
90662 Influenza vaccine split virus, preservative free 87 87 $72
99442 Telephone medical discussion with physician, 11-20 minutes 84 56 $100
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 69 65 $16
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 56 31 $116

In context: peer comparison

Among 5 peers in this city , average services per provider: 80. This provider delivers 27× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,631
Patients
958
Total drug cost
$185,324
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 659 186 $11,925
Amlodipine Besylate Generic 399 103 $4,118
Levothyroxine Sodium Generic 334 81 $4,656
Omeprazole Generic 299 70 $5,289
Lisinopril Generic 278 78 $4,329
Metoprolol Succinate Generic 237 60 $6,525
Simvastatin Generic 228 65 $3,165
Furosemide Generic 178 47 $866
Eliquis (Apixaban) Brand 177 35 $133,282
Losartan Potassium Generic 170 46 $2,329

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dainius Juknelis's medical specialty?
Dr. Dainius Juknelis practices Internal Medicine Physician in Natick, MA.
Where does Dr. Dainius Juknelis practice?
Dr. Dainius Juknelis practices at 67 Union St Ste 407, Natick, MA 017607700. Office phone: 5088813029.
What is Dr. Dainius Juknelis's NPI?
Dr. Dainius Juknelis's National Provider Identifier (NPI) is 1073731501, issued by NPPES.
Does Dr. Dainius Juknelis accept Medicare assignment?
Yes. Dr. Dainius Juknelis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dainius Juknelis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.