DR. DAVID RYAN HEGER (D.O., PHARMD) – Internal Medicine Physician, NPI 1225200165
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
657 PULMONARY DISEASE in MI
Provider Addresses for DR. DAVID RYAN HEGER (D.O., PHARMD)
1 Genesys Pkwy
Grand Blanc, MI 484398065
Phone: (810) 606-5000
Type: Location
1700 Clinton St
Muskegon, MI 494425502
Phone: (231) 672-3883
Type: Location
PO BOX 1847
MUSKEGON, MI 494431847
Phone: (231) 727-5211
Fax: (231) 727-4571
Type: Mailing
Mercy Health Mercy Campus, 1500, East Sherman Boulevard, Muskegon, Muskegon County, Michigan, 49444, United States
MUSKEGON, MI 494441849
Phone: (231) 672-3883
Fax: (231) 672-3973
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 12 Open Payments records for all available years, with a total value of $10,939.
Total Amount is formed as General ($10,939) + Research ($0) + Ownership ($0) = $10,939.
Last reported payment date: 2024-12-03 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($10,939).
Total Amount
$10,939
General + Research + Ownership
Payments
12
Total payment records
General Amount
$10,939
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-03
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $10,939 |
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: 2016-07-27
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 |
|---|---|---|---|---|
| I20160727000611 | I | Pulmonary Disease | MI | 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 | 134 | 70 | $0 |
| 99291 | Critical care, first 30-74 minutes | 102 | 36 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 96 | 76 | $0 |
| 94729 | Test to examine how well the lungs exchange gases | 95 | 94 | $0 |
| 94726 | Test to determine lung volumes using sensors | 91 | 89 | $0 |
Insurance plans in this area (ZIP 48439)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Sleep Medicine, Internal Medicine | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| Nurse Practitioner | MI | |
| Physician Assistant | MI | |
| - | MI | |
| Thoracic Surgery, General Surgery | MI | |
| Cardiovascular Disease (Cardiology) | MI | |
| Pulmonary Disease, Sleep Medicine | MI | |
| - | IL |
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