Doctor profile · Federal record
Dr. Ioannis Zacharioudakis, M.D.
Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · New York, NY
- NPI 1447638028
- Accepts Medicare
- MIPS 84.5 / 100 · 2023
- 15 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
550 1St Ave
New York, NY 10016
(212) 263-6400 - Additional location
-
593 Eddy St
Providence, RI 029034923
(401) 444-5127
Credentials & registration
- NPI registered
- May 2015 — 11 yrs on file
- Profile last updated
- September 8, 2022
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State licenses (2)
- New York #297191 · Rhode Island #LP03336
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447638028. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,090
Distinct HCPCS
8
Medicare allowed
$150,014
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 448 | 113 | $92 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 322 | 98 | $139 | |
99291 |
Critical care, first 30-74 minutes | 99 | 26 | $251 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 98 | 94 | $202 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 43 | 32 | $211 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 38 | 36 | $153 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 29 | 21 | $148 | |
36415 |
Insertion of needle into vein for collection of blood sample | 13 | 11 | $8 |
In context: peer comparison
Among 97 peers in New York Infectious Disease Physician, average services per provider: 91. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$27
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ViiV Healthcare Company | 1 | $27.35 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
75
Patients
0
Total drug cost
$10,067
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ceftriaxone (Ceftriaxone Sodium) | Brand | 20 | 0 | $5,350 |
| Doxycycline Hyclate | Generic | 16 | 0 | $724 |
| Vancomycin Hcl | Generic | 14 | 0 | $2,760 |
| Minocycline Hcl | Generic | 13 | 0 | $848 |
| Levofloxacin | Generic | 12 | 0 | $386 |
Hospital affiliations
Frequently asked questions
What is Dr. Ioannis Zacharioudakis's medical specialty?
Dr. Ioannis Zacharioudakis practices Infectious Disease Physician in New York, NY.
Where does Dr. Ioannis Zacharioudakis practice?
Dr. Ioannis Zacharioudakis practices at 550 1St Ave, New York, NY 10016. Office phone: 2122636400.
What is Dr. Ioannis Zacharioudakis's NPI?
Dr. Ioannis Zacharioudakis's National Provider Identifier (NPI) is 1447638028, issued by NPPES.
Does Dr. Ioannis Zacharioudakis accept Medicare assignment?
Yes. Dr. Ioannis Zacharioudakis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ioannis Zacharioudakis commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.