DR. CYNTHIA ANN SIMMONS (MD) – Emergency Medicine Physician, NPI 1578542874
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,050 EMERGENCY MEDICINE in TX
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Provider Addresses for DR. CYNTHIA ANN SIMMONS (MD)
PO BOX 201606
DALLAS, TX 753201606
Phone: (972) 519-1940
Type: Mailing
Medical City Arlington, 3301, Matlock Road, Arlington, Tarrant County, Texas, 76015, United States
ARLINGTON, TX 760152908
Phone: (817) 472-4869
Type: Location
3301 Matlock Rd
Arlington, TX 760152908
Phone: (817) 472-4869
Type: Location
719 W Coke Rd
Winnsboro, TX 754943011
Phone: (903) 342-5227
Type: Location
800 E Dawson St
Tyler, TX 757012036
Phone: (903) 606-4262
Type: Location
18780 Interstate 20
Canton, TX 751033593
Phone: (903) 567-7748
Type: Location
4301 W MARKHAM ST # 783
LITTLE ROCK, AR 722057101
Phone: (501) 686-8000
Fax: (501) 526-5148
Type: Mailing
4301 W MARKHAM ST # 584
LITTLE ROCK, AR 722057101
Phone: (501) 686-8000
Fax: (501) 526-5148
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: 2025-09-23
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 |
|---|---|---|---|---|
| I20050808000320 | I | Emergency Medicine | TX | TBD |
| I20250923002792 | I | Emergency Medicine | AR | 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 |
|---|---|---|---|---|
| 99284 | Emergency department visit with moderate level of medical decision making | 84 | 82 | $0 |
| 99285 | Emergency department visit with high level of medical decision making | 60 | 60 | $0 |
| 99283 | Emergency department visit with low level of medical decision making | 48 | 48 | $0 |
Insurance plans in this area (ZIP 75320)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O L O G Y | AR | |
| - | AR | |
| Internal Medicine | NY | |
| Internal Medicine, Nephrology | AR | |
| - | AR | |
| - | AR | |
| Nurse Practitioner | AR | |
| P S Y C H I A T R Y | AR | |
| - | AR | |
| - | AR |
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