ALEATHA DENISE REITSMA-MATHIAS (MD) – Internal Medicine Physician, NPI 1194786475
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,230 HOSPITALIST in MI
Provider Addresses for ALEATHA DENISE REITSMA-MATHIAS (MD)
5301 E Huron River Dr
Ypsilanti, MI 481971051
Phone: (877) 336-6307
Fax: (734) 712-3855
Type: Location
3621 S STATE ST
ANN ARBOR, MI 481081633
Phone: (734) 647-5299
Type: Mailing
8001 CHALLIS RD
BRIGHTON, MI 481167446
Phone: (734) 998-2020
Type: Location
Domino's Farms Office Park, 24, Frank Lloyd Wright Drive, Domino Farms, Ann Arbor Charter Township, Washtenaw County, Michigan, 48105, United States
PO BOX 0446 - LOBBY J
ANN ARBOR, MI 481059484
Phone:
Type: Mailing
5301, East Huron River Drive, Superior Charter Township, Washtenaw County, Michigan, 48105, United States
YPSILANTI, MI 481971051
Phone: (877) 336-6307
Fax: (734) 712-3855
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: 2021-12-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20040525000676 | I | Internal Medicine | MI | TBD |
| I20211201001370 | I | Hospitalist | FL | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 336 | 160 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 155 | 148 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 126 | 93 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 119 | 115 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 29 | 19 | $0 |
Insurance plans in this area (ZIP 48197)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| G A S T R O E N T E R O L O G Y | FL | |
| Physical Medicine And Rehabilitation | MI | |
| A N E S T H E S I O L O G Y | MI | |
| Internal Medicine, Pediatric Medicine | IL | |
| - | MI | |
| Physician Assistant | MI |
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