Doctor profile · Federal record
Dr. John Zerfing, CRNP
Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · York, PA
- NPI 1992303895
- Accepts Medicare
- 6 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
25 Monument RD Ste 294
York, PA 174035049
(717) 741-9229
Credentials & registration
- NPI registered
- October 2020 — 6 yrs on file
- Year of graduation
- 2020 — 6 yrs since
- Specialty taxonomy
- 363LA2200X — NUCC code
- State license (1)
- Pennsylvania #SP022606
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992303895. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
130
Distinct HCPCS
2
Medicare allowed
$11,067
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 76 | 35 | $99 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 54 | 33 | $66 |
In context: peer comparison
Among 10 peers in York Adult Health Nurse Practitioner, average services per provider: 94. This provider delivers 1.4× the peer median.Open Payments
Industry payments received
All-time total
$170
Transactions
5
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 1 | $97.64 | |
| Astellas Pharma US INC | 1 | $34.57 | |
| Fresenius Kabi USA, LLC | 1 | $13.11 | |
| Alexion Pharmaceuticals, INC. | 1 | $13.07 | |
| Rigel Pharmaceuticals, INC. | 1 | $11.29 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
339
Patients
88
Total drug cost
$1,035,664
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Dexamethasone | Generic | 40 | 14 | $472 |
| Oxycodone Hcl | Generic | 39 | 22 | $770 |
| Hydromorphone Hcl | Generic | 35 | 0 | $422 |
| Lenalidomide | Generic | 31 | 0 | $394,595 |
| Revlimid (Lenalidomide) | Brand | 28 | 0 | $569,437 |
| Prochlorperazine Maleate | Generic | 25 | 17 | $251 |
| Hydroxyurea | Generic | 19 | 0 | $382 |
| Potassium Chloride | Generic | 17 | 12 | $325 |
| Anastrozole | Generic | 16 | 0 | $307 |
| Eliquis (Apixaban) | Brand | 16 | 0 | $10,034 |
Hospital affiliations
Frequently asked questions
What is Dr. John Zerfing's medical specialty?
Dr. John Zerfing practices Adult Health Nurse Practitioner in York, PA.
Where does Dr. John Zerfing practice?
Dr. John Zerfing practices at 25 Monument RD Ste 294, York, PA 174035049. Office phone: 7177419229.
What is Dr. John Zerfing's NPI?
Dr. John Zerfing's National Provider Identifier (NPI) is 1992303895, issued by NPPES.
Does Dr. John Zerfing accept Medicare assignment?
Yes. Dr. John Zerfing accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Zerfing 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). Source: CMS Medicare Physician & Other Practitioners file.