ELIZABETH MCMAHON (MD) – Anesthesiology Physician, NPI 1265895437
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,446 ANESTHESIOLOGY in IN
Provider Addresses for ELIZABETH MCMAHON (MD)
2001 W 86th St
Internal Medicine Department 3 North
Indianapolis, IN 462601902
Phone: (317) 338-6399
Fax: (317) 338-6359
Type: Location
925 Seneca St
Seattle, WA 981012742
Phone: (206) 583-6079
Type: Location
PO BOX 3330
SALT LAKE CITY, UT 841103330
Phone: (888) 333-1095
Type: Mailing
Saint Charles Medical Center, 2500, Northeast Neff Road, Bend, Deschutes County, Oregon, 97701, United States
BEND, OR 977016015
Phone: (541) 382-4321
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: 2020-08-13
PECOS data refreshed: 2026-05-27
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 |
|---|---|---|---|---|
| I20200813001331 | I | Anesthesiology | OR | 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 |
|---|---|---|---|---|
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | 45 | 45 | $0 |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 22 | 22 | $0 |
| 01922 | Anesthesia for x-ray or radiation therapy | 20 | 20 | $0 |
| 00813 | Anesthesia for procedure on small and large bowel using an endoscope | 16 | 16 | $0 |
| 00812 | Anesthesia for exam of colon using an endoscope | 16 | 16 | $0 |
Insurance plans in this area (ZIP 46260)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | OR | |
| A N E S T H E S I O L O G Y | OR | |
| A N E S T H E S I O L O G Y | OR | |
| Certified Registered Nurse Anesthetist (Crna) | NC | |
| A N E S T H E S I O L O G Y | OR | |
| A N E S T H E S I O L O G Y | OR | |
| A N E S T H E S I O L O G Y | OR | |
| A N E S T H E S I O L O G Y | OR | |
| A N E S T H E S I O L O G Y | OR | |
| - | OR |
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