DR. MARK P DIEHL (DO) – Rheumatology Physician, NPI 1982667754
Rheumatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
404 RHEUMATOLOGY in PA
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Provider Addresses for DR. MARK P DIEHL (DO)
1803, Mount Rose Avenue, Green Acres, East York, York County, Pennsylvania, 17403, United States
SUITE B3
YORK, PA 174033051
Phone: (717) 851-1405
Fax: (717) 339-2771
Type: Mailing
WellSpan Adams Health Center, 40, V Twin Drive, Gettysburg, Adams County, Pennsylvania, 17325, United States
SUITE 205
GETTYSBURG, PA 173257878
Phone: (717) 339-2790
Fax: (717) 339-2771
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 41 Open Payments records for all available years, with a total value of $20,772.
Total Amount is formed as General ($20,772) + Research ($0) + Ownership ($0) = $20,772.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Amgen Inc. ($20,023).
Total Amount
$20,772
General + Research + Ownership
Payments
41
Total payment records
General Amount
$20,772
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Amgen Inc. | $20,023 |
| AstraZeneca Pharmaceuticals LP | $180 |
| Janssen Biotech, Inc. | $154 |
| UCB, Inc. | $140 |
| GlaxoSmithKline, LLC. | $125 |
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: 2005-07-06
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 |
|---|---|---|---|---|
| I20050706000967 | I | Rheumatology | 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 |
|---|---|---|---|---|
| J0897 | Injection, denosumab, 1 mg | 9,900 | 97 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 487 | 346 | $0 |
| 96372 | Injection of drug or substance under skin or into muscle | 196 | 117 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 122 | 122 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 122 | 115 | $0 |
Insurance plans in this area (ZIP 17403)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | PA | |
| - | PA | |
| - | PA | |
| N E U R O L O G Y | SC | |
| Physician Assistant | PA | |
| Hospitalist, Internal Medicine | PA | |
| Certified Registered Nurse Anesthetist (Crna) | PA | |
| Physician Assistant | PA | |
| Family Practice | PA | |
| Internal Medicine, Pulmonary Disease, Sleep Medicine | PA |
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