Doctor profile · Federal record
Dr. Ilisa Wallach, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Cardiovascular Disease Physician · New York, NY
- NPI 1629139340
- Accepts Medicare
- 39 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1421 3Rd Ave Fl 5
New York, NY 100281899
(212) 717-5700
fax (212) 717-5706
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- February 2, 2016
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New York #176452
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629139340. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
184
Distinct HCPCS
5
Medicare allowed
$25,911
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 82 | 54 | $164 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 52 | 39 | $112 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 21 | 21 | $149 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $155 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 12 | 11 | $76 |
In context: peer comparison
Among 559 peers in this city , average services per provider: 137. This provider delivers 1.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,197
Patients
330
Total drug cost
$112,253
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 212 | 69 | $1,958 |
| Atorvastatin Calcium | Generic | 164 | 58 | $2,902 |
| Metoprolol Succinate | Generic | 119 | 36 | $2,803 |
| Rosuvastatin Calcium | Generic | 95 | 32 | $2,355 |
| Losartan Potassium | Generic | 82 | 29 | $1,303 |
| Metformin Hcl | Generic | 79 | 27 | $764 |
| Hydrochlorothiazide | Generic | 60 | 18 | $346 |
| Zolpidem Tartrate | Generic | 59 | 0 | $411 |
| Levothyroxine Sodium | Generic | 54 | 17 | $1,143 |
| Ozempic (Semaglutide) | Brand | 53 | 0 | $52,682 |
Frequently asked questions
What is Dr. Ilisa Wallach's medical specialty?
Dr. Ilisa Wallach practices Internal Medicine Physician in New York, NY.
Where does Dr. Ilisa Wallach practice?
Dr. Ilisa Wallach practices at 1421 3Rd Ave Fl 5, New York, NY 100281899. Office phone: 2127175700.
What is Dr. Ilisa Wallach's NPI?
Dr. Ilisa Wallach's National Provider Identifier (NPI) is 1629139340, issued by NPPES.
Does Dr. Ilisa Wallach accept Medicare assignment?
Yes. Dr. Ilisa Wallach accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ilisa Wallach commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.