ROBERT E HILLYER (MD) – Nephrology Physician, NPI 1760595060
Nephrology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
7,218 INTERNAL MEDICINE in MI
Provider Addresses for ROBERT E HILLYER (MD)
11900 TWELVE MILE ROAD
SUITE 200
WARREN, MI 48093
Phone: (586) 558-9033
Fax: (586) 573-4209
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $70.
Total Amount is formed as General ($70) + Research ($0) + Ownership ($0) = $70.
Last reported payment date: 2024-07-20 • Largest payer in this snapshot: Otsuka America Pharmaceutical, Inc. ($23).
Total Amount
$70
General + Research + Ownership
Payments
4
Total payment records
General Amount
$70
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Otsuka America Pharmaceutical, Inc. | $23 |
| Ardelyx, Inc. | $18 |
| Amgen Inc. | $17 |
| Ascendis Pharma Inc | $13 |
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: 2011-01-07
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 |
|---|---|---|---|---|
| I20110107000630 | I | Internal Medicine | 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 | 711 | 161 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 172 | 80 | $0 |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 159 | 136 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 108 | 83 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 87 | 45 | $0 |
Insurance plans in this area (ZIP 48093)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| N E P H R O L O G Y | MI | |
| Internal Medicine | MI | |
| Nephrology, Internal Medicine | MI | |
| Family Practice | MI | |
| Family Practice | MI | |
| Nurse Practitioner | MI | |
| Internal Medicine | MI | |
| Internal Medicine, Cardiovascular Disease (Cardiology) | MI | |
| Internal Medicine | MI | |
| Nephrology, Internal Medicine | MI |
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