JON CHRISTOPHER RASAK (MD) – Internal Medicine Physician, NPI 1376524371
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
21,511 INTERNAL MEDICINE in CA
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Provider Addresses for JON CHRISTOPHER RASAK (MD)
200, Porter Drive, San Ramon, Contra Costa County, California, 94583, United States
STE 300
SAN RAMON, CA 945831587
Phone: (925) 838-6500
Fax: (925) 838-6542
Type: Location
8767 WILSHIRE BLVD FL 2
BEVERLY HILLS, CA 902112714
Phone: (310) 385-2977
Fax: (464) 385-2977
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: 2010-03-26
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 |
|---|---|---|---|---|
| I20100326000866 | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 255 | 148 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 180 | 120 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 106 | 88 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 62 | 62 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 37 | 34 | $0 |
Insurance plans in this area (ZIP 94583)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| P A T H O L O G Y | NY | |
| A N E S T H E S I O L O G Y | NV | |
| - | CA | |
| - | CA | |
| - | CA | |
| H O S P I T A L I S T | CA | |
| Infectious Disease | CA | |
| Plastic And Reconstructive Surgery | CA | |
| Physical Therapist In Private Practice | CA | |
| Hospitalist, Internal Medicine | CA |
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