CHERYL A FASSLER (M.D.) – Endocrinology, Diabetes & Metabolism Physician, NPI 1508862939
Endocrinology, Diabetes & Metabolism Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
166 ENDOCRINOLOGY in TN
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Provider Addresses for CHERYL A FASSLER (M.D.)
222, 22nd Avenue North, Nashville, Davidson County, Tennessee, 37203, United States
NASHVILLE, TN 372031852
Phone: (629) 255-3486
Type: Mailing
22nd Avenue North, Nashville, Davidson County, Tennessee, 37236, United States
NASHVILLE, TN 372031852
Phone: (629) 255-2178
Fax: (629) 255-4137
Type: Location
222 22nd Ave N
Suite 100
Nashville, TN 372031852
Phone: (615) 953-4098
Fax: (615) 953-4097
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 41 Open Payments records for all available years, with a total value of $1,215.
Total Amount is formed as General ($1,215) + Research ($0) + Ownership ($0) = $1,215.
Last reported payment date: 2024-11-20 • Largest payer in this snapshot: Amgen Inc. ($355).
Total Amount
$1,215
General + Research + Ownership
Payments
41
Total payment records
General Amount
$1,215
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Amgen Inc. | $355 |
| Novo Nordisk Inc | $292 |
| ABBVIE INC. | $143 |
| Ascensia Diabetes Care Us Inc. | $143 |
| Lilly USA, LLC | $85 |
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: 2004-09-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Past revalidation due date
Earliest CMS due date was 2023-09-30 (985 days ago).
Enrollment records
1
Earliest due date
2023-09-30
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 |
|---|---|---|---|---|
| I20040901000957 | I | Endocrinology | TN | 2023-09-30 |
What to do next
- Verify current status on the CMS Revalidation Lookup Tool immediately.
- Complete revalidation in PECOS or contact your Medicare Administrative Contractor (MAC).
- Overdue revalidation can lead to deactivation of Medicare billing privileges.
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 |
|---|---|---|---|---|
| J0897 | Injection, denosumab, 1 mg | 4,500 | 42 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 356 | 231 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 276 | 191 | $0 |
| 84443 | Blood test, thyroid stimulating hormone (tsh) | 258 | 169 | $0 |
| 84439 | Thyroxine (thyroid chemical), free | 250 | 165 | $0 |
Insurance plans in this area (ZIP 37203)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ENDOCRINOLOGY | TN | 83036 | Hemoglobin A1C level | 97 | 43 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiac Surgery | TN | |
| - | TN | |
| - | TN | |
| - | TN | |
| - | MO | |
| - | TN | |
| - | TN | |
| Nurse Practitioner | TN | |
| - | TN | |
| Family Practice | TN |
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