DR. CORETTA JOANNA RHODA HAMLIN (M. D) – Hospitalist Physician, NPI 1164622155
Hospitalist Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,302 HOSPITALIST in CA
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Provider Addresses for DR. CORETTA JOANNA RHODA HAMLIN (M. D)
Rosaline Avenue, Redding, Shasta County, California, 96001, United States
CEP HOSPITALIST GROUP
REDDING, CA 960012549
Phone: (530) 225-7799
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)
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: 2024-10-07
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20080304000845 | I | Hospitalist | CA | TBD |
| I20241007004081 | I | Hospitalist | FL | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 340 | 155 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 256 | 249 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 81 | 80 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 26 | 21 | $0 |
Insurance plans in this area (ZIP 96001)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | FL | |
| Internal Medicine | FL | |
| Internal Medicine | AR | |
| Physician Assistant | FL | |
| Internal Medicine | FL | |
| Internal Medicine | FL | |
| Physician Assistant | NM | |
| Internal Medicine | NC | |
| Family Practice | FL | |
| Internal Medicine | FL |
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