DR. SARA FOHN MCWILLIAMS (M.D.) – Anesthesiology Physician, NPI 1114360559
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,591 ANESTHESIOLOGY in TX
Provider Addresses for DR. SARA FOHN MCWILLIAMS (M.D.)
PO BOX 840853
DALLAS, TX 752843901
Phone: (972) 233-1999
Fax: (972) 233-3666
Type: Mailing
7703 FLOYD CURL DR
SAN ANTONIO, TX 782293901
Phone:
Type: Mailing
6606 Lbj Fwy Ste 200
Dallas, TX 752406524
Phone: (972) 715-5000
Fax: (972) 715-9976
Type: Location
45 NE LOOP 410 STE 900
SAN ANTONIO, TX 782165831
Phone: (210) 375-7790
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: 2017-09-01
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 |
|---|---|---|---|---|
| I20170901000825 | I | Anesthesiology | TX | 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 |
|---|---|---|---|---|
| 00790 | Anesthesia for other procedure on upper abdomen | 18 | 18 | $0 |
| 64447 | Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) | 18 | 18 | $0 |
| 00400 | Anesthesia for other procedure on skin of arms, legs, and front body | 17 | 17 | $0 |
| 01938 | Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance | 12 | 12 | $0 |
| 00300 | Anesthesia for other procedure on skin, muscles, or nerves of head, neck, and upper back | 11 | 11 | $0 |
Insurance plans in this area (ZIP 75284)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| A N E S T H E S I O L O G Y | TX | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| - | TX | |
| - | TX | |
| - | TX | |
| A N E S T H E S I O L O G Y | TX |
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