LEAH FAYE MATALON O'CALLAGHAN (C-AA) – Anesthesiologist Assistant, NPI 1184115453
Anesthesiologist Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,383 ANESTHESIOLOGY ASSISTANT in GA
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Provider Addresses for LEAH FAYE MATALON O'CALLAGHAN (C-AA)
Peachtree Dunwoody Road, Atlanta, Fulton County, Georgia, 30328, United States
ATLANTA, GA 303425013
Phone: (404) 257-1415
Type: Mailing
Peachtree Dunwoody Road, Atlanta, Fulton County, Georgia, 30326, United States
ATLANTA, GA 303421764
Phone: (678) 843-7001
Type: Location
5665 Peachtree Dunwoody Rd
Atlanta, GA 303421764
Phone: (678) 843-7001
Type: Location
745 Poplar Rd
Newnan, GA 302651618
Phone: (770) 400-1000
Type: Location
775 Poplar Rd Ste Ll20
Newnan, GA 302658306
Phone: (770) 253-1912
Type: Location
1255 Highway 54 W
Fayetteville, GA 302144526
Phone: (404) 351-1745
Type: Location
1800 Howell Mill Rd NW Ste 250
Atlanta, GA 303182593
Phone: (404) 537-4910
Type: Location
1364 Clifton Rd NE
Atlanta, GA 303221059
Phone: (404) 778-3900
Type: Location
1364 CLIFTON RD NE
ATLANTA, GA 303221059
Phone: (404) 778-3900
Type: Location
1968 PEACHTREE RD NW
ATLANTA, GA 303091281
Phone: (678) 216-0771
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: 2018-09-06
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 |
|---|---|---|---|---|
| I20180906001329 | I | Anesthesiology Assistant | GA | 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 |
|---|---|---|---|---|
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 22 | 22 | $0 |
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | 15 | 15 | $0 |
Insurance plans in this area (ZIP 30342)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Anesthesiology Assistant | GA | |
| A N E S T H E S I O L O G Y | GA | |
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| Certified Registered Nurse Anesthetist (Crna) | GA | |
| - | GA | |
| Certified Registered Nurse Anesthetist (Crna) | GA | |
| Anesthesiology Assistant | GA | |
| Anesthesiology Assistant | GA | |
| Anesthesiology Assistant | GA | |
| Anesthesiology Assistant | GA |
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