DR. RONALD D HERTZ (DO) – Internal Medicine Physician, NPI 1053304816
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,204 PEDIATRIC MEDICINE in MI
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Provider Addresses for DR. RONALD D HERTZ (DO)
22201, Moross Road, Detroit, Wayne County, Michigan, 48236, United States
270
DETROIT, MI 482361136
Phone: (313) 343-7280
Fax: (313) 343-7921
Type: Mailing
19251, Mack Avenue, Grosse Pointe Woods, Wayne County, Michigan, 48236, United States
GROSSE POINTE WOODS, MI 482362893
Phone: (313) 343-3749
Fax: (313) 343-7921
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2008-11-28
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 |
|---|---|---|---|---|
| I20081128000104 | 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 | 92 | 38 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 49 | 26 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 27 | 27 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 27 | 26 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 23 | 23 | $0 |
Insurance plans in this area (ZIP 48236)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| - | MI | |
| - | MI | |
| - | MI | |
| Infectious Disease | MI | |
| H E M A T O L O G Y/ O N C O L O G Y | MO | |
| - | MI | |
| - | MI | |
| H E M A T O L O G Y/ O N C O L O G Y | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI |
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