RANDOLPH ALVIN NELSON (M.D.) – Emergency Medicine Physician, NPI 1508846742
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for RANDOLPH ALVIN NELSON (M.D.)
Iris Shores, Pearland, Brazoria County, Texas, United States
PEARLAND, TX 775849400
Phone: (281) 412-9026
Fax: (281) 412-4195
Type: Mailing
Saint Joseph Medical Center, 1401, Saint Joseph Parkway, Houston, Harris County, Texas, 77002, United States
HOUSTON, TX 770028301
Phone: (713) 757-7557
Fax: (713) 756-5922
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.
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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: 2004-05-05
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 |
|---|---|---|---|---|
| I20040505001777 | 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 |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 225 | 218 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 126 | 121 | $0 |
| 99291 | Critical care, first 30-74 minutes | 42 | 42 | $0 |
| 36556 | Insertion of non-tunneled central venous tube for infusion (5 years or older) | 14 | 14 | $0 |
| 99283 | Emergency department visit with low level of medical decision making | 12 | 12 | $0 |
Insurance plans in this area (ZIP 77584)
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Group practice members
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