Doctor profile · Federal record
Dr. Michelle Zywica-Harrigan, PA-C
Medical Physician Assistant · Medical Physician Assistant · Surgical Physician Assistant · New Haven, CT
- NPI 1134470735
- 14 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
20 York Street, Cb-2041
New Haven, CT 06510
(203) 688-4748
fax (203) 688-4740 - Additional location
-
114 Woodland St, Department of Cardiology
Hartford, CT 061051208
(860) 714-4097 - Mailing address
-
20 York Street, Cb-329
New Haven, CT 065103220
Credentials & registration
- NPI registered
- September 2012 — 14 yrs on file
- Profile last updated
- February 8, 2020
- Specialty taxonomy
- 363AM0700X — NUCC code
- State license (1)
- Connecticut #3184
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134470735. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
159
Distinct HCPCS
3
Medicare allowed
$13,962
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 98 | 36 | $105 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 39 | 28 | $70 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 22 | 20 | $44 |
In context: peer comparison
Among 59 peers in New Haven Medical Physician Assistant, average services per provider: 56. This provider delivers 2.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
215
Patients
117
Total drug cost
$41,553
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 44 | 26 | $146 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 34 | 20 | $24,067 |
| Spironolactone | Generic | 26 | 15 | $145 |
| Metoprolol Succinate | Generic | 24 | 18 | $410 |
| Eliquis (Apixaban) | Brand | 23 | 11 | $14,910 |
| Carvedilol | Generic | 21 | 15 | $194 |
| Bumetanide | Generic | 20 | 12 | $1,242 |
| Losartan Potassium | Generic | 12 | 0 | $71 |
| Torsemide | Generic | 11 | 0 | $369 |
Frequently asked questions
What is Dr. Michelle Zywica-Harrigan's medical specialty?
Dr. Michelle Zywica-Harrigan practices Medical Physician Assistant in New Haven, CT.
Where does Dr. Michelle Zywica-Harrigan practice?
Dr. Michelle Zywica-Harrigan practices at 20 York Street, Cb-2041, New Haven, CT 06510. Office phone: 2036884748.
What is Dr. Michelle Zywica-Harrigan's NPI?
Dr. Michelle Zywica-Harrigan's National Provider Identifier (NPI) is 1134470735, issued by NPPES.
What procedures does Dr. Michelle Zywica-Harrigan 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); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.