DIANE M HERSHOCK (MD) – Hematology & Oncology Physician, NPI 1770652158
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
784 HEMATOLOGY/ONCOLOGY in PA
Provider Addresses for DIANE M HERSHOCK (MD)
PO BOX 858
MC A410
HERSHEY, PA 170330858
Phone: (800) 243-1455
Type: Mailing
1600 ST LUKES BLVD
EASTON, PA 180455671
Phone: (866) 785-8537
Type: Mailing
Hershey Medical Center, 500, University Drive, Hershey, Dauphin County, Pennsylvania, 17033, United States
HERSHEY, PA 170332360
Phone: (717) 531-6585
Fax: (717) 531-5076
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 15 Open Payments records for all available years, with a total value of $5,021.
Total Amount is formed as General ($5,021) + Research ($0) + Ownership ($0) = $5,021.
Last reported payment date: 2024-11-28 • Largest payer in this snapshot: Amgen Inc. ($4,500).
Total Amount
$5,021
General + Research + Ownership
Payments
15
Total payment records
General Amount
$5,021
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-28
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Amgen Inc. | $4,500 |
| Gilead Sciences, Inc. | $134 |
| AstraZeneca Pharmaceuticals LP | $100 |
| Astellas Pharma US Inc | $91 |
| Incyte Corporation | $85 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2004-04-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20040422000563 | I | Hematology/Oncology | PA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 64 | 30 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 52 | 27 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 52 | 51 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 17 | 15 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 17033)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | PA | |
| Nurse Practitioner | PA | |
| C H I R O P R A C T I C | PA | |
| - | PA | |
| - | PA | |
| - | TX | |
| - | PA | |
| Physician Assistant | PA | |
| - | PA | |
| Physician Assistant | PA |
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