DR. ATASHI MANDAL (M.D.) – Hospitalist Physician, NPI 1104963214
Hospitalist Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
3,302 HOSPITALIST in CA
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Provider Addresses for DR. ATASHI MANDAL (M.D.)
Hoag Memorial Hospital Presbyterian, 1, Hoag Drive, Newport Heights, Newport Beach, Orange County, California, 92663, United States
NEWPORT BEACH, CA 926634162
Phone: (949) 610-7245
Fax: (657) 241-7720
Type: Location
Newport Beach Post Office, 177, Riverside Avenue, Newport Heights, Newport Beach, Orange County, California, 92663, United States
NEWPORT BEACH, CA 926598589
Phone: (657) 241-3600
Fax: (657) 241-7708
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: 2005-07-14
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 |
|---|---|---|---|---|
| I20050714001056 | I | Hospitalist | 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 |
|---|---|---|---|---|
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 30 | 29 | $0 |
Insurance plans in this area (ZIP 92663)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | CA | |
| General Surgery | CA | |
| Emergency Medicine | CA | |
| A N E S T H E S I O L O G Y | NM | |
| Internal Medicine | CA | |
| Cardiovascular Disease (Cardiology) | NV | |
| Emergency Medicine | CA | |
| U R O L O G Y | CA | |
| - | NV | |
| Nurse Practitioner | CA |
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