DR. JOSEPH ANTHONY TWOREK (MD) – Anatomic Pathology & Clinical Pathology Physician, NPI 1770524712
Anatomic Pathology & Clinical Pathology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
573 PATHOLOGY in MI
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Provider Addresses for DR. JOSEPH ANTHONY TWOREK (MD)
1549, Newport Creek Drive, Ann Arbor, Washtenaw County, Michigan, 48103, United States
ANN ARBOR, MI 481032200
Phone: (734) 665-6076
Type: Mailing
5301, East Huron River Drive, Superior Charter Township, Washtenaw County, Michigan, 48105, United States
CLINICAL LABORATORY-ST JOSEPH MERCY HOSPITAL
YPSILANTI, MI 481971051
Phone: (734) 712-5989
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 $65.
Total Amount is formed as General ($65) + Research ($0) + Ownership ($0) = $65.
Last reported payment date: 2024-10-09 • Largest payer in this snapshot: Roche Diagnostics Corporation ($65).
Total Amount
$65
General + Research + Ownership
Payments
2
Total payment records
General Amount
$65
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-09
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Roche Diagnostics Corporation | $65 |
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: 2010-11-22
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 |
|---|---|---|---|---|
| I20101122000985 | I | Pathology | 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 |
|---|---|---|---|---|
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 1,661 | 928 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 164 | 52 | $0 |
| 88112 | Cell examination of specimen, selective cellular enhancement technique | 160 | 145 | $0 |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 116 | 73 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 83 | 81 | $0 |
Insurance plans in this area (ZIP 48103)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PATHOLOGY | MI | 88304 | Pathology examination of tissue using a microscope, moderately low complexity | 59 | 49 |
| PATHOLOGY | MI | 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 102 | 71 |
| PATHOLOGY | MI | 88342 | Tissue or cell analysis by immunologic technique | 54 | 53 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Hospitalist, Internal Medicine | MI | |
| Interventional Radiology | MI | |
| Cardiovascular Disease (Cardiology) | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| - | MI | |
| - | MI | |
| Internal Medicine, Geriatric Medicine | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| Hospitalist, Internal Medicine | MI |
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