DAVID DIEHL (M.D.) – Gastroenterology Physician, NPI 1487647897
Gastroenterology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
1,185 GASTROENTEROLOGY in PA
Loading map...
Provider Addresses for DAVID DIEHL (M.D.)
Geisinger Medical Center Danville, 100, North Academy Avenue, Danville, Montour County, Pennsylvania, 17822, United States
MAIL CODE 21-11
DANVILLE, PA 178229800
Phone: (570) 271-6856
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 36 Open Payments records for all available years, with a total value of $9,708.
Total Amount is formed as General ($9,708) + Research ($0) + Ownership ($0) = $9,708.
Last reported payment date: 2024-11-01 • Largest payer in this snapshot: Boston Scientific Corporation ($2,940).
Total Amount
$9,708
General + Research + Ownership
Payments
36
Total payment records
General Amount
$9,708
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-01
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boston Scientific Corporation | $2,940 |
| Merit Medical Systems Inc | $1,800 |
| Actuated Medical, Inc. | $1,400 |
| US ENDOSCOPY | $900 |
| Olympus Corporation of the Americas | $644 |
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: 2007-03-05
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 |
|---|---|---|---|---|
| I20070305000643 | I | Gastroenterology | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 87 | 59 | $0 |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 28 | 28 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 25 | 25 | $0 |
| 43235 | Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 16 | 16 | $0 |
| 74328 | Review by radiologist of image from tube placement into bile duct using an endoscope | 15 | 15 | $0 |
Insurance plans in this area (ZIP 17822)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | NC | |
| - | PA | |
| P S Y C H I A T R Y | NY | |
| Internal Medicine, Hospice/Palliative Care | PA | |
| - | PA | |
| Nurse Practitioner | PA | |
| Physician Assistant | PA | |
| - | PA | |
| - | PA | |
| Physician Assistant | PA |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.