DR. AJANI WAYNE MASON (M.D.) – Hospitalist Physician, NPI 1972921583
Hospitalist Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
12,378 INTERNAL MEDICINE in FL
Provider Addresses for DR. AJANI WAYNE MASON (M.D.)
1611 NW 12th Ave
Central Building, Room 600D (R-60)
Miami, FL 331361005
Phone: (305) 585-5215
Fax: (305) 585-8137
Type: Location
6431 Fannin St Ste Jjl 310
Houston, TX 770301501
Phone: (713) 500-5151
Fax: (713) 500-0612
Type: Location
6431 FANNIN ST STE JJL 310
HOUSTON, TX 770301501
Phone: (713) 500-5151
Fax: (713) 500-0612
Type: Mailing
1301 Richmond Ave Apt 405
Houston, TX 770065496
Phone: (404) 210-7362
Type: Location
6431 FANNIN ST STE MSB 5111
HOUSTON, TX 770301501
Phone: (713) 500-6325
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: 2025-05-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20170803003517 | I | Hospitalist | TX | TBD |
| I20221116002018 | I | Hospitalist | LA | TBD |
| I20250501001023 | I | Internal Medicine | KS | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 153 | 91 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 91 | 91 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 47 | 46 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 36 | 25 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 11 | 11 | $0 |
Insurance plans in this area (ZIP 33136)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine, Internal Medicine, Emergency Medicine | CO | |
| Internal Medicine | IL | |
| Emergency Medicine | KS | |
| Hospitalist, Internal Medicine | IL | |
| Allergy/Immunology, Pediatric Medicine | KS | |
| Internal Medicine, Family Practice, Hospitalist | WI | |
| - | KS | |
| Internal Medicine, Hospitalist, Internal Medicine | TX | |
| Internal Medicine, Hospitalist | GA | |
| Emergency Medicine | CO |
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