CYNTHIA M. NIENDORFF (MD) – Anesthesiology Physician, NPI 1154374049
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
153 PAIN MANAGEMENT in TN
Provider Addresses for CYNTHIA M. NIENDORFF (MD)
102 Dunhill Pl NW
Cleveland, TN 37311
Phone: (423) 339-9581
Fax: (423) 472-0454
Type: Location
1400 Bellinger Street
EAU CLAIRE, WI 547035222
Phone: (715) 838-5222
Type: Location
102, Dunhill Place, North Cleveland, Cleveland, Bradley County, Tennessee, 37311, United States
CLEVELAND, TN 373113885
Phone: (423) 339-9581
Fax: (423) 472-0454
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $73.
Total Amount is formed as General ($73) + Research ($0) + Ownership ($0) = $73.
Last reported payment date: 2024-10-07 • Largest payer in this snapshot: Collegium Pharmaceutical, Inc. ($39).
Total Amount
$73
General + Research + Ownership
Payments
3
Total payment records
General Amount
$73
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Collegium Pharmaceutical, Inc. | $39 |
| Inspire Medical Systems, Inc. | $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: 2026-01-14
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 4 Medicare enrollment records; no due dates published yet.
Enrollment records
4
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 |
|---|---|---|---|---|
| I20130122000539 | I | Anesthesiology | TN | TBD |
| I20241031002381 | I | Anesthesiology | PA | TBD |
| I20250121000356 | I | Anesthesiology | WI | TBD |
| I20260114000006 | I | Anesthesiology | AL | 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 |
|---|---|---|---|---|
| 00160 | Anesthesia for other procedure on nose and sinuses | 12 | 12 | $0 |
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | 12 | 12 | $0 |
Insurance plans in this area (ZIP 37311)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MN | |
| - | MN | |
| - | WI | |
| E N D O C R I N O L O G Y | CO | |
| - | MN | |
| - | WI | |
| - | WI | |
| Cardiovascular Disease (Cardiology) | MN | |
| - | WI | |
| N E U R O S U R G E R Y | FL |
Reviews
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