NANCY C. MULLER (M.D.) – Anatomic Pathology & Clinical Pathology Physician, NPI 1770565525
Anatomic Pathology & Clinical Pathology Physician
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Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
406 PATHOLOGY in MO
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Provider Addresses for NANCY C. MULLER (M.D.)
Pop in a Box, 800, Avenida Presidente Juscelino Kubitscheck de Oliveira, Jardim Panorama, São José do Rio Preto, Região Imediata de São José do Rio Preto, Região Geográfica Intermediária de São José do Rio Preto, São Paulo, Southeast Region, 15092-450, Brazil
ORLANDO, FL 328144333
Phone: (407) 422-9831
Fax: (407) 648-2065
Type: Mailing
South First Capitol Drive, Saint Charles, Saint Charles County, Missouri, 63303, United States
DEPT. OF PATHOLOGY
SAINT CHARLES, MO 633012844
Phone: (636) 947-5420
Fax: (636) 947-5257
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: 2020-08-26
PECOS data refreshed: 2026-05-27
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 |
|---|---|---|---|---|
| I20100518000884 | I | Pathology | MO | TBD |
| I20200826000834 | I | Pathology | IL | 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 | 1,422 | 675 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 384 | 114 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 233 | 164 | $0 |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 202 | 97 | $0 |
| 88311 | Preparation of tissue for examination by removing any calcium present | 130 | 115 | $0 |
Insurance plans in this area (ZIP 32814)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| P A T H O L O G Y | MO | |
| P A T H O L O G Y | MO | |
| - | FL | |
| P A T H O L O G Y | MO | |
| P A T H O L O G Y | MO | |
| P A T H O L O G Y | FL | |
| P A T H O L O G Y | MO | |
| P A T H O L O G Y | FL | |
| - | FL | |
| P A T H O L O G Y | FL |
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