BRYON MASON (DO) – Hospitalist Physician, NPI 1124479472
Hospitalist Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,353 INTERNAL MEDICINE in IA
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Provider Addresses for BRYON MASON (DO)
1415 WOODLAND AVE
SUITE 140
DES MOINES, IA 503093203
Phone: (515) 241-5995
Fax: (515) 241-6576
Type: Mailing
Iowa Methodist Parking Garage, 1415, Woodland Avenue, Western Gateway, Des Moines, Polk County, Iowa, 50314, United States
SUITE 140
DES MOINES, IA 503093203
Phone: (515) 241-5995
Fax: (515) 241-6576
Type: Location
1200 PLEASANT ST STE 400
DES MOINES, IA 503091406
Phone: (515) 241-4019
Type: Mailing
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: 2018-08-22
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 |
|---|---|---|---|---|
| I20180822002752 | I | Internal Medicine | IA | 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 |
|---|---|---|---|---|
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 263 | 255 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 124 | 91 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 50 | 50 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 47 | 37 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 42 | 29 | $0 |
Insurance plans in this area (ZIP 50309)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | WI | |
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| Emergency Medicine | IA | |
| Internal Medicine, Hospitalist | IA | |
| Physician Assistant | IA | |
| Emergency Medicine | IA | |
| - | IA | |
| Nurse Practitioner | RI | |
| Anesthesiology, Interventional Pain Management, Pain Management | IA | |
| Emergency Medicine | MO |
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