DR. RIAZ RAHMAN (M.D.) – Geriatric Psychiatry Physician, NPI 1275630717
Geriatric Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,132 PSYCHIATRY in TX
Provider Addresses for DR. RIAZ RAHMAN (M.D.)
21922 Bellaire Blvd Ste 600
Richmond, TX 774073919
Phone: (713) 984-4546
Type: Location
4103 S MAIN ST
STAFFORD, TX 774775305
Phone: (713) 984-4546
Type: Location
646 HILLS BLVD
PORT ORANGE, FL 321272902
Phone:
Type: Mailing
21922 BELLAIRE BLVD STE 600
RICHMOND, TX 774073919
Phone: (713) 984-4546
Type: Location
Town Center Boulevard, Paynes, Sugar Land, Fort Bend County, Texas, 77479, United States
SUGAR LAND, TX 774792590
Phone: (407) 705-2378
Type: Location
6658, Merryvale Lane, Waters Edge, Port Orange, Volusia County, Florida, 32128, United States
PORT ORANGE, FL 321284037
Phone: (407) 705-2378
Fax: (800) 930-4957
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $218.
Total Amount is formed as General ($218) + Research ($0) + Ownership ($0) = $218.
Last reported payment date: 2024-07-10 • Largest payer in this snapshot: SPR Therapeutics, Inc ($163).
Total Amount
$218
General + Research + Ownership
Payments
2
Total payment records
General Amount
$218
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| SPR Therapeutics, Inc | $163 |
| ABBVIE INC. | $55 |
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: 2024-11-14
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 12 Medicare enrollment records; no due dates published yet.
Enrollment records
12
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 |
|---|---|---|---|---|
| I20040511000362 | I | Psychiatry | FL | TBD |
| I20160917000079 | I | Psychiatry | TX | TBD |
| I20181009002677 | I | Geriatric Psychiatry | IN | TBD |
| I20190923001464 | I | Psychiatry | IL | TBD |
| I20200616002229 | I | Psychiatry | CO | TBD |
| I20201130000323 | I | Psychiatry | KS | TBD |
| I20210114000163 | I | Psychiatry | LA | TBD |
| I20220926001234 | I | Psychiatry | MO | TBD |
| I20230224001172 | I | Psychiatry | IA | TBD |
| I20230309002407 | I | Psychiatry | AK | TBD |
| I20230322002614 | I | Psychiatry | VA | TBD |
| I20241114003640 | I | Psychiatry | OH | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 284 | 49 | $0 |
| 90833 | Psychotherapy with evaluation and management visit, 30 minutes | 233 | 37 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 23 | 23 | $0 |
Insurance plans in this area (ZIP 77407)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | TX | 90833 | Psychotherapy, 30 minutes with patient and/or family member | 392 | 114 |
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