LOUIS NITSOS – Anesthesiology Physician, NPI 1043392475
Anesthesiology Physician
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Profile Insights
NPPES metrics only — not quality of care.
6,371 ANESTHESIOLOGY in CA
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Provider Addresses for LOUIS NITSOS
105, Rodeo Drive, Arroyo Grande, San Luis Obispo County, California, 93420, United States
UPMC EAST
ARROYO GRANDE, CA 934202670
Phone: (404) 901-4305
Mailing address matches the actual address.
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: 2014-01-31
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20140131000563 | I | Anesthesiology | PA | 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 |
|---|---|---|---|---|
| 00142 | Anesthesia for lens surgery | 27 | 27 | $0 |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 21 | 21 | $0 |
| 00140 | Anesthesia for other procedure on eye | 15 | 15 | $0 |
| 00145 | Anesthesia for retinal surgery | 13 | 13 | $0 |
Insurance plans in this area (ZIP 93420)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ANESTHESIOLOGY | CA | 00790 | Anesthesia for procedure in upper abdomen including use of an endoscope | 13 | 13 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | PA | |
| Nurse Practitioner | PA | |
| Nurse Practitioner | PA | |
| Cardiovascular Disease (Cardiology), Internal Medicine | PA | |
| A N E S T H E S I O L O G Y | PA | |
| Emergency Medicine | GA | |
| Certified Registered Nurse Anesthetist (Crna) | PA | |
| Certified Registered Nurse Anesthetist (Crna) | PA | |
| Emergency Medicine | PA | |
| Emergency Medicine | MD |
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