DR. DAVID THOMAS CLARK (M.D.) – Emergency Medicine Physician, NPI 1104289495
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,790 EMERGENCY MEDICINE in CA
Provider Addresses for DR. DAVID THOMAS CLARK (M.D.)
501 S Buena Vista St
Burbank, CA 915054809
Phone: (818) 843-5111
Type: Location
1200 N State St
Clinic Tower, Suite A7D
Los Angeles, CA 900331029
Phone: (315) 272-6903
Type: Location
12041, Washington Boulevard, West Whittier, Los Angeles County, California, 90606, United States
WHITTIER, CA 906062609
Phone: (562) 698-0811
Type: Mailing
PIH Health Whittier Hospital, 12401, Washington Boulevard, Whittier, Los Angeles County, California, 90602, United States
WHITTIER, CA 906021006
Phone: (562) 698-0811
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: 2019-09-24
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 |
|---|---|---|---|---|
| I20190924003437 | I | Emergency 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 |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 248 | 242 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 189 | 185 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 179 | 165 | $0 |
| 71045 | X-ray of chest, 1 view | 91 | 91 | $0 |
| 99291 | Critical care, first 30-74 minutes | 64 | 63 | $0 |
Insurance plans in this area (ZIP 91505)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | WI | |
| Emergency Medicine | IL | |
| Emergency Medicine | IL | |
| Emergency Medicine | CA | |
| Emergency Medicine | MI | |
| Emergency Medicine | CA | |
| Emergency Medicine | CA | |
| Emergency Medicine | CA | |
| Emergency Medicine | NY | |
| Emergency Medicine | CA |
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