REENA SINGH (M.D.) – Anatomic Pathology & Clinical Pathology Physician, NPI 1811287550
Anatomic Pathology & Clinical Pathology Physician
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NPPES metrics only — not quality of care.
354 PATHOLOGY in WI
Provider Addresses for REENA SINGH (M.D.)
9200 W WISCONSIN AVE
MILWAUKEE, WI 532263522
Phone: (414) 805-3666
Fax: (414) 805-6980
Type: Mailing
3841 GREEN HILLS VILLAGE DR STE 200
NASHVILLE, TN 372152691
Phone:
Type: Mailing
9200 W Wisconsin Ave
Milwaukee, WI 532263522
Phone: (414) 805-3666
Fax: (414) 805-6980
Type: Location
3601 THE VANDERBILT CLINIC
NASHVILLE, TN 372323522
Phone: (615) 322-5000
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: 2023-01-26
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20180815003412 | I | Pathology | OR | TBD |
| I20230126003008 | I | Pathology | TN | 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 |
|---|---|---|---|---|
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 465 | 94 | $0 |
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 330 | 237 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 152 | 127 | $0 |
| 88321 | Surgical pathology consultation and report on referred slides prepared elsewhere | 134 | 127 | $0 |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 122 | 81 | $0 |
Insurance plans in this area (ZIP 53226)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | TN | |
| - | TN | |
| - | TN | |
| Diagnostic Radiology, Interventional Pain Management | TN | |
| Certified Registered Nurse Anesthetist (Crna) | TN | |
| N E U R O L O G Y | TN | |
| - | TN | |
| - | TN | |
| Physician Assistant | TN | |
| Physician Assistant | MD |
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