ANDREW D SUN (M.D.) – Anesthesiology Physician, NPI 1487640470
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,371 ANESTHESIOLOGY in CA
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Provider Addresses for ANDREW D SUN (M.D.)
Santa Maria Post Office, East Battles Road, Santa Maria, Santa Barbara County, California, 93548, United States
SANTA MARIA, CA 934566406
Phone: (805) 928-1731
Fax: (805) 349-8160
Type: Mailing
Arroyo Grande Community Hospital, 345, South Halcyon Road, Arroyo Grande, San Luis Obispo County, California, 93420, United States
ARROYO GRANDE, CA 934203896
Phone: (805) 928-1731
Fax: (805) 349-8160
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: 2012-01-18
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 |
|---|---|---|---|---|
| I20120118000448 | I | Anesthesiology | 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 |
|---|---|---|---|---|
| 76942 | Ultrasonic guidance for needle placement | 53 | 53 | $0 |
| 64450 | Injection of anesthetic agent and/or steroid into other nerve or branch | 41 | 41 | $0 |
| 01402 | Anesthesia for procedure for total knee joint replacement | 34 | 34 | $0 |
| 01480 | Anesthesia for other procedure on lower leg, ankle, and foot bones | 31 | 31 | $0 |
| 64447 | Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) | 20 | 20 | $0 |
Insurance plans in this area (ZIP 93456)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ANESTHESIOLOGY | CA | 00790 | Anesthesia for procedure in upper abdomen including use of an endoscope | 15 | 15 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | CA | |
| A N E S T H E S I O L O G Y | CA | |
| - | CA | |
| A N E S T H E S I O L O G Y | CA | |
| A N E S T H E S I O L O G Y | CA | |
| - | CA | |
| A N E S T H E S I O L O G Y | CA | |
| - | CA | |
| A N E S T H E S I O L O G Y | CA | |
| A N E S T H E S I O L O G Y | CA |
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