GREGG WOLFF (MD) – Internal Medicine Physician, NPI 1861461352
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
101 UNDEFINED PHYSICIAN TYPE (SPECIFY) in CA
Provider Addresses for GREGG WOLFF (MD)
1555 S PALM CANYON DR BLDG C
PALM SPRINGS, CA 922648354
Phone: (760) 969-7770
Fax: (760) 969-7771
Type: Mailing
39000 Bob Hope Dr
Rancho Mirage, CA 922703221
Phone: (760) 340-3911
Fax: (760) 837-8956
Type: Location
39000 BOB HOPE DR
RANCHO MIRAGE, CA 922703221
Phone: (760) 340-3911
Fax: (760) 837-8956
Type: Mailing
697, West Tefft Street, Nipomo, San Luis Obispo County, California, 93444, United States
NIPOMO, CA 934448988
Phone: (805) 980-3095
Fax: (805) 929-6405
Type: Mailing
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: 2008-11-20
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 |
|---|---|---|---|---|
| I20081120000607 | I | Internal Medicine | CA | 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 | 376 | 178 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 263 | 242 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 226 | 115 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 134 | 133 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 15 | 15 | $0 |
Insurance plans in this area (ZIP 92264)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | CA | 83036 | Hemoglobin A1C level | 18 | 15 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | CA | |
| A N E S T H E S I O L O G Y | CA | |
| Cardiac Electrophysiology, Cardiovascular Disease (Cardiology) | CA | |
| - | CA | |
| Hematology/Oncology, Internal Medicine | CA | |
| - | CA | |
| Hematology/Oncology, Internal Medicine | CA | |
| Nurse Practitioner | CA | |
| Internal Medicine | CA | |
| Family Practice | CA |
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