DR. AMALIA JOANNE STEFANOU (MD) – Colon & Rectal Surgery Physician, NPI 1477673630
Colon & Rectal Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
107 COLORECTAL SURGERY (PROCTOLOGY) in MI
Provider Addresses for DR. AMALIA JOANNE STEFANOU (MD)
2350 GREEN RD
SUITE 170
ANN ARBOR, MI 481051572
Phone: (800) 772-8147
Type: Mailing
5325 ELLIOTT DR
SUITE 104
YPSILANTI, MI 481978633
Phone: (734) 712-8150
Type: Location
PO BOX 198441
ATLANTA, GA 303848441
Phone: (813) 745-7365
Fax: (813) 449-8618
Type: Mailing
12902 USF MAGNOLIA DR
TAMPA, FL 336129416
Phone: (813) 745-7365
Fax: (813) 449-8618
Type: Location
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 $142.
Total Amount is formed as General ($142) + Research ($0) + Ownership ($0) = $142.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($108).
Total Amount
$142
General + Research + Ownership
Payments
2
Total payment records
General Amount
$142
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $108 |
| Baxter Healthcare | $34 |
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: 2022-09-23
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 |
|---|---|---|---|---|
| I20220923002826 | I | Colorectal Surgery (Proctology) | 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 |
|---|---|---|---|---|
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 21 | 21 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 20 | 19 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 16 | 14 | $0 |
Insurance plans in this area (ZIP 48105)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| COLORECTAL SURGERY (PROCTOLOGY) | MI | 46600 | Diagnostic examination of the anus using an endoscope | 20 | 20 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | FL | |
| - | FL | |
| - | FL | |
| - | FL | |
| - | FL | |
| H E M A T O L O G Y/ O N C O L O G Y | GA | |
| - | FL | |
| - | FL | |
| H E M A T O L O G Y/ O N C O L O G Y | OH | |
| - | FL |
Reviews
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