Doctor profile · Federal record
Dr. Yiannis Apergis, M.D.
Emergency Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Hospitalist Physician · Stamford, CT
- NPI 1104176122
- Accepts Medicare
- MIPS 90.8 / 100 · 2023
- 15 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1 Hospital Plz
Stamford, CT 069023602
(203) 276-7298
fax (203) 276-4842
Credentials & registration
- NPI registered
- September 2012 — 14 yrs on file
- Profile last updated
- February 8, 2024
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- Connecticut #053299 · Connecticut #53299
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104176122. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,214
Distinct HCPCS
9
Medicare allowed
$138,301
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 483 | 188 | $125 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 424 | 199 | $83 | |
99239 |
Hospital discharge day management, more than 30 minutes | 146 | 145 | $121 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 60 | 60 | $183 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 26 | 26 | $137 | |
99285 |
Emergency department visit with high level of medical decision making | 21 | 20 | $181 | |
99284 |
Emergency department visit with moderate level of medical decision making | 20 | 19 | $125 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $141 | |
99238 |
Hospital discharge day management, 30 minutes or less | 17 | 17 | $86 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 92. This provider delivers 13× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
99
Patients
14
Total drug cost
$15,132
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 25 | 0 | $14,613 |
| Metoprolol Succinate | Generic | 18 | 0 | $269 |
| Amlodipine Besylate | Generic | 16 | 0 | $93 |
| Atorvastatin Calcium | Generic | 15 | 0 | $98 |
| Prednisone | Generic | 14 | 14 | $34 |
| Furosemide | Generic | 11 | 0 | $25 |
Hospital affiliations
Frequently asked questions
What is Dr. Yiannis Apergis's medical specialty?
Dr. Yiannis Apergis practices Emergency Medicine Physician in Stamford, CT.
Where does Dr. Yiannis Apergis practice?
Dr. Yiannis Apergis practices at 1 Hospital Plz, Stamford, CT 069023602. Office phone: 2032767298.
What is Dr. Yiannis Apergis's NPI?
Dr. Yiannis Apergis's National Provider Identifier (NPI) is 1104176122, issued by NPPES.
Does Dr. Yiannis Apergis accept Medicare assignment?
Yes. Dr. Yiannis Apergis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Yiannis Apergis commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.