DARWIN SMITH (MD) – Pain Medicine Physician, NPI 1497141378
Pain Medicine Physician
Main info
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DARWIN SMITH (MD)
6431 FANNIN ST
MSB 5.196
HOUSTON, TX 770301501
Phone: (713) 500-6223
Type: Mailing
3212 NAPIER PARK
SAN ANTONIO, TX 782311522
Phone: (210) 545-5111
Fax: (830) 468-6129
Type: Location
2115 STEPHENS PL STE 1330
NEW BRAUNFELS, TX 781302134
Phone: (830) 463-2856
Fax: (830) 468-6129
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 11 Open Payments records for all available years, with a total value of $322.
Total Amount is formed as General ($322) + Research ($0) + Ownership ($0) = $322.
Last reported payment date: 2023-11-01 • Largest payer in this snapshot: Nevro Corp. ($130).
Total Amount
$322
General + Research + Ownership
Payments
11
Total payment records
General Amount
$322
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-11-01
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2021-07-06
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 |
|---|---|---|---|---|
| I20210706001203 | I | Pain Management | 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 |
|---|---|---|---|---|
| J7320 | Hyaluronan or derivitive, genvisc 850, for intra-articular injection, 1 mg | 8,250 | 71 | $0 |
| J3304 | Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg | 3,552 | 69 | $0 |
| Q9965 | Low osmolar contrast material, 100-199 mg/ml iodine concentration, per ml | 2,902 | 46 | $0 |
| J7325 | Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg | 2,281 | 41 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 956 | 252 | $0 |
Insurance plans in this area (ZIP 77030)
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