Doctor profile · Federal record
Dr. Kenneth Nizza, D.O.
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Manchester, NH
- NPI 1578593547
- Accepts Medicare
- 23 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1 Elliot Way
Manchester, NH 031033599
(603) 669-5300
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- February 23, 2026
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Pennsylvania #OS013670
- Medicaid
- PA #1016821500001
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1578593547. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
740
Distinct HCPCS
6
Medicare allowed
$64,820
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 461 | 203 | $79 | |
99239 |
Hospital discharge day management, more than 30 minutes | 162 | 159 | $115 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 63 | 32 | $50 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 24 | 17 | $118 | |
99238 |
Hospital discharge day management, 30 minutes or less | 16 | 16 | $81 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 14 | 14 | $169 |
In context: peer comparison
Among 29 peers in this city , average services per provider: 114. This provider delivers 6.5× the peer median.Open Payments
Industry payments received
All-time total
$34
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alkermes, Inc. | 1 | $34.12 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
59
Patients
59
Total drug cost
$303
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 22 | 22 | $141 |
| Prednisone | Generic | 21 | 21 | $78 |
| Levofloxacin | Generic | 16 | 16 | $84 |
Hospital affiliations
Frequently asked questions
What is Dr. Kenneth Nizza's medical specialty?
Dr. Kenneth Nizza practices Internal Medicine Physician in Manchester, NH.
Where does Dr. Kenneth Nizza practice?
Dr. Kenneth Nizza practices at 1 Elliot Way, Manchester, NH 031033599. Office phone: 6036695300.
What is Dr. Kenneth Nizza's NPI?
Dr. Kenneth Nizza's National Provider Identifier (NPI) is 1578593547, issued by NPPES.
Does Dr. Kenneth Nizza accept Medicare assignment?
Yes. Dr. Kenneth Nizza accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kenneth Nizza commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.