Aaron Fields, MD
NPI 1982896437 · Anesthesiology Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Fields, MD is a Anesthesiology Physician provider in Dallas, TX (NPI 1982896437).
Provider details
- NPI number
- 1982896437
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 48532-020 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
153 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ultrasonic Guidance for Blood Vessel Access76937 | 36 | $13 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 35 | $41 |
| Other Procedure on Nervous System64999 | 20 | $56 |
| Ultrasonic Guidance for Needle Placement76942 | 19 | $28 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 18 | $38 |
| Injection of Local Anesthetic for Abdominal Wall Pain Control on Both Sides Using Imaging Guidance64488 | 13 | $65 |
Practice location
Mailing address
Additional practice locations (3)
- 6606 Lbj Fwy Ste 200Dallas, TX 75240-6524Phone: (972) 715-5000Fax: (972) 715-9976
- 3551 Roger Brooke DrMche-Qd (creds)Fort Sam Houston, TX 78234-4504Phone: (210) 916-2316
- 515 22nd AveMonroe, WI 53566-1569Phone: (608) 324-1000
Registry dates
- Enumerated
- 2007-08-17
- Last updated
- 2025-06-09
- Certified
- 2025-06-09
Frequently asked questions
- What is Aaron Fields's NPI number?
- Aaron Fields's National Provider Identifier (NPI) is 1982896437, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Fields's specialty?
- Aaron Fields is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Aaron Fields located?
- Aaron Fields's practice location on file with NPPES is 12222 Merit Dr Ste 600, Dallas, TX 75251-3294.
- What is Aaron Fields's phone number?
- The practice phone number listed in the NPPES registry for Aaron Fields is (972) 715-5000.
- Does Aaron Fields accept Medicare?
- Aaron Fields is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Fields's NPI active?
- Yes — Aaron Fields's NPI (1982896437) is active in the NPPES registry as of the last update on 2025-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.