MOHAMED ALTATTAN (M.D.) – Rheumatology Physician, NPI 1477932093
Rheumatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
7,218 INTERNAL MEDICINE in MI
Provider Addresses for MOHAMED ALTATTAN (M.D.)
730 W MARKET ST
LIMA, OH 458014602
Phone: (419) 226-4310
Type: Mailing
30701 WOODWARD AVE STE 314S
ROYAL OAK, MI 480730987
Phone: (248) 955-9229
Fax: (248) 955-9228
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 193 Open Payments records for all available years, with a total value of $4,591.
Total Amount is formed as General ($4,591) + Research ($0) + Ownership ($0) = $4,591.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Janssen Biotech, Inc. ($1,380).
Total Amount
$4,591
General + Research + Ownership
Payments
193
Total payment records
General Amount
$4,591
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Janssen Biotech, Inc. | $1,380 |
| Amgen Inc. | $635 |
| UCB, Inc. | $562 |
| ABBVIE INC. | $331 |
| Novartis Pharmaceuticals Corporation | $222 |
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: 2023-08-21
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 |
|---|---|---|---|---|
| I20180814003276 | I | Internal Medicine | OH | TBD |
| I20230821002632 | I | Rheumatology | MI | 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 | 234 | 111 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 96 | 94 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 95 | 59 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 47 | 46 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 30 | 24 | $0 |
Insurance plans in this area (ZIP 45801)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MI | |
| Rheumatology, Internal Medicine | FL | |
| R H E U M A T O L O G Y | MI | |
| Nurse Practitioner | MI | |
| R H E U M A T O L O G Y | WI | |
| Pediatric Medicine, Rheumatology | MI | |
| R H E U M A T O L O G Y | MI |
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