DR. JOHN C HUGHES (M.D.) – Hematology & Oncology Physician, NPI 1437200920
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
476 HEMATOLOGY/ONCOLOGY in MI
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Provider Addresses for DR. JOHN C HUGHES (M.D.)
Covenant Medical Center Harrison, 1447, North Harrison Street, Old Saginaw City, Saginaw, Saginaw County, Michigan, 48602, United States
SAGINAW, MI 486024727
Phone: (989) 583-6000
Type: Mailing
5400, Mackinaw Road, Kochville Township, Saginaw County, Michigan, 48604, United States
SAGINAW, MI 486049515
Phone: (989) 583-5060
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $97.
Total Amount is formed as General ($97) + Research ($0) + Ownership ($0) = $97.
Last reported payment date: 2024-09-28 • Largest payer in this snapshot: Lilly USA, LLC ($78).
Total Amount
$97
General + Research + Ownership
Payments
2
Total payment records
General Amount
$97
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-28
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $78 |
| CORDIS US CORP. | $18 |
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: 2005-03-09
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 |
|---|---|---|---|---|
| I20050309000453 | I | Hematology/Oncology | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 126 | 92 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 126 | 57 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 92 | 85 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 68 | 68 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 54 | 25 | $0 |
Insurance plans in this area (ZIP 48602)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Neurology, Internal Medicine | MI | |
| - | MI | |
| - | MI | |
| Pulmonary Disease, Critical Care (Intensivists) | MI | |
| Nurse Practitioner | MI | |
| Certified Registered Nurse Anesthetist (Crna) | MI | |
| Certified Registered Nurse Anesthetist (Crna) | MI | |
| Family Practice | MI | |
| Internal Medicine | MI | |
| Internal Medicine | OH |
Reviews
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