Doctor profile · Federal record
Dr. Nicholas Tsamparlis, MD
Internal Medicine Physician (CMS: Internal Medicine) · Danbury, CT
- NPI 1164515383
- Accepts Medicare
- MIPS 84.3 / 100 · 2023
- 42 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 Reserve RD
Danbury, CT 068105267
(203) 794-1979
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 2, 2025
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Connecticut #52687
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1164515383. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
518
Distinct HCPCS
7
Medicare allowed
$47,837
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 241 | 160 | $96 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 104 | 104 | $137 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 61 | 58 | $16 | |
99304 |
Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 39 | 34 | $92 | |
90662 |
Influenza vaccine split virus, preservative free | 28 | 28 | $72 | |
G0008 |
Administration of influenza virus vaccine | 28 | 28 | $33 | |
G0438 |
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 17 | 17 | $175 |
In context: peer comparison
Among 35 peers in Danbury Internal Medicine Physician, average services per provider: 136. This provider delivers 3.8× the peer median.Open Payments
Industry payments received
All-time total
$123
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Idorsia Pharmaceuticals US INC | 1 | $122.91 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,136
Patients
360
Total drug cost
$13,553
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 185 | 53 | $2,135 |
| Amlodipine Besylate | Generic | 111 | 29 | $1,062 |
| Metformin Hcl | Generic | 111 | 26 | $986 |
| Losartan Potassium | Generic | 107 | 30 | $1,336 |
| Rosuvastatin Calcium | Generic | 90 | 26 | $2,097 |
| Levothyroxine Sodium | Generic | 89 | 20 | $1,262 |
| Omeprazole | Generic | 54 | 17 | $497 |
| Prednisone | Generic | 54 | 38 | $151 |
| Allopurinol | Generic | 52 | 16 | $791 |
| Metoprolol Succinate | Generic | 51 | 14 | $403 |
Frequently asked questions
What is Dr. Nicholas Tsamparlis's medical specialty?
Dr. Nicholas Tsamparlis practices Internal Medicine Physician in Danbury, CT.
Where does Dr. Nicholas Tsamparlis practice?
Dr. Nicholas Tsamparlis practices at 100 Reserve RD, Danbury, CT 068105267. Office phone: 2037941979.
What is Dr. Nicholas Tsamparlis's NPI?
Dr. Nicholas Tsamparlis's National Provider Identifier (NPI) is 1164515383, issued by NPPES.
Does Dr. Nicholas Tsamparlis accept Medicare assignment?
Yes. Dr. Nicholas Tsamparlis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Tsamparlis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.