DR. SHAUN DAVID CARSTAIRS (M.D.) – Emergency Medicine Physician, NPI 1255301602
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,791 EMERGENCY MEDICINE in CA
Provider Addresses for DR. SHAUN DAVID CARSTAIRS (M.D.)
PO BOX 232410
SAN DIEGO, CA 921932410
Phone:
Type: Mailing
3020 Childrens Way
San Diego, CA 921234223
Phone: (858) 966-8800
Type: Location
323 W Walnut Ave
Bastrop, LA 712204521
Phone: (318) 283-3600
Fax: (318) 283-3600
Type: Location
435 H ST
CHULA VISTA, CA 919104307
Phone: (619) 691-7290
Type: Mailing
UC San Diego Medical Center, 200, West Arbor Drive, Hillcrest, San Diego, San Diego County, California, 92103, United States
SAN DIEGO, CA 921039000
Phone: (619) 543-3099
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $156.
Total Amount is formed as General ($156) + Research ($0) + Ownership ($0) = $156.
Last reported payment date: 2024-02-07 • Largest payer in this snapshot: Penumbra, Inc. ($156).
Total Amount
$156
General + Research + Ownership
Payments
1
Total payment records
General Amount
$156
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Penumbra, Inc. | $156 |
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: 2025-06-16
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20051221000862 | I | Emergency Medicine | CA | TBD |
| I20250416001716 | I | Emergency Medicine | LA | TBD |
| I20250616003191 | I | Emergency Medicine | TX | 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 |
|---|---|---|---|---|
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 52 | 49 | $0 |
| 99285 | Emergency department visit with high level of medical decision making | 38 | 36 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 30 | 29 | $0 |
| 99283 | Emergency department visit with low level of medical decision making | 24 | 24 | $0 |
| 71045 | X-ray of chest, 1 view | 13 | 13 | $0 |
Insurance plans in this area (ZIP 92193)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| EMERGENCY MEDICINE | CA | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 44 | 41 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | CA | |
| Emergency Medicine | CA | |
| - | CA | |
| Emergency Medicine | CA | |
| Emergency Medicine | CA | |
| Emergency Medicine | CA | |
| Emergency Medicine | NE | |
| Emergency Medicine | MD | |
| Emergency Medicine | CA | |
| Emergency Medicine | CA |
Reviews
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