DR. CASIMIR LARKIN DOWD (MD) – Orthopaedic Surgery Physician, NPI 1720303530
Orthopaedic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,040 ORTHOPEDIC SURGERY in CA
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Provider Addresses for DR. CASIMIR LARKIN DOWD (MD)
325, Distel Circle, Los Altos, Santa Clara County, California, 94022, United States
LOS ALTOS, CA 940221408
Phone:
Type: Mailing
Winchester Boulevard, Vasona Junction, Los Gatos, Santa Clara County, California, 95032-2502, United States
LOS GATOS, CA 950303337
Phone: (650) 934-7111
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 $38.
Total Amount is formed as General ($38) + Research ($0) + Ownership ($0) = $38.
Last reported payment date: 2024-03-28 • Largest payer in this snapshot: AXOGEN ($38).
Total Amount
$38
General + Research + Ownership
Payments
1
Total payment records
General Amount
$38
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-03-28
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AXOGEN | $38 |
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: 2015-07-30
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20150730014194 | I | Hand Surgery | 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 |
|---|---|---|---|---|
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 260 | 78 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 247 | 191 | $0 |
| J0702 | Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 148 | 85 | $0 |
| 20550 | Injection into tendon or ligament | 114 | 76 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 112 | 112 | $0 |
Insurance plans in this area (ZIP 94022)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| A L L E R G Y/ I M M U N O L O G Y | CA | |
| - | CA | |
| Obstetrics/Gynecology, Hospitalist | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | OR | |
| - | CA | |
| - | CA | |
| - | CA | |
| - | CA | |
| A N E S T H E S I O L O G Y | CA | |
| G A S T R O E N T E R O L O G Y | CA |
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