AARON ANDREW ABRAHAMSEN, M.D. — NPI 1427204023 (Board-Certified Emergency Medicine Physician (ER / Trauma Doctor) in CHULA VISTA, CA)

CMS-1500 Box 24J / 33a • NPI

1427204023

Type 1 Individual Rendering/Ordering

HIPAA NUCC Taxonomy • CMS Code

207P00000X (CMS 93)

Board-Certified Emergency Medicine Physician (ER / Trauma Doctor)

Box 32 Service Location & ZIP+4

751 MEDICAL CENTER CT, CHULA VISTA, CA, 91911-6617

✓ 9-Digit EDI 837 ZIP+4 (91911-6617)

Practice Phone & Referral Fax

(619) 502-5825

Direct NPPES Verification Line

✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR: NPI 1427204023 (AARON ANDREW ABRAHAMSEN, M.D.) has 0 active federal exclusions across all 84,224 HHS OIG LEIE sanction records (Database Verified: 2026-11-11).

CMS Medicare Order & Referring PECOS Eligibility

This practitioner does not currently appear in the CMS individual Order & Referring PECOS file (may practice in pediatrics, commercial-only networks, or hospital-employed settings).

Official CMS NPPES Credential & Practice Profile

10-Digit NPI Number	`1427204023` (NPI-1 Individual Practitioner)
Provider / Legal Name	AARON ANDREW ABRAHAMSEN, M.D.
Plain-English Specialty	Board-Certified Emergency Medicine Physician (ER / Trauma Doctor) NUCC Code: `207P00000X` (Emergency Medicine)
Certifying / Licensing Body	American Board of Emergency Medicine (ABEM)
Practice Location Address	751 MEDICAL CENTER CT, CHULA VISTA, CA, 91911-6617
Practice Telephone / Fax	Tel: (619) 502-5825
Administrative Mailing Address	1225 ISLAND AVE, SAN DIEGO, CA, 92101-7565
Enumeration & Last Sync	Enumerated: 2008-08-14 \| CMS Record Updated: 2010-02-02

Clinic Location, Accessibility & Directions

📍 Practice Location & Patient Access

751 MEDICAL CENTER CT, CHULA VISTA, CA, 91911-6617

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Plain-English Taxonomy & CMS Crosswalk (207P00000X)

What Does Taxonomy Code 207P00000X Mean?

In the HIPAA National Uniform Claim Committee (NUCC) classification, code 207P00000X translates to:
"Board-Certified Emergency Medicine Physician (ER / Trauma Doctor)"

CMS-1500 Medicare Specialty Crosswalk: CMS Code 93 (Physician/Emergency Medicine)
Certifying / Accrediting Authority: American Board of Emergency Medicine (ABEM)
Clinical Scope: Immediate life-or-limb emergencies, severe chest pain, stroke symptoms, deep contaminated wounds needing tetanus prophylaxis, or severe dehydration.

Specialty Clinical Procedures & Therapeutic Classes

Standard Scope of Care (AARON ANDREW ABRAHAMSEN, M.D.)

Typical CPT / Diagnostic Procedures:

Level 4 & Level 5 Emergency Department Resuscitation (CPT 99284–99285)
Point-of-Care Emergency Ultrasound (eFAST), Intubation & Central Line Placement
Acute Laceration Repair, Tetanus Prophylaxis & Fracture Splinting

Common Therapeutic Classes:

Epinephrine Auto-Injectors / IV Infusions, Atropine & Amiodarone
Tetanus Toxoid / Tdap & Tetanus Immunoglobulin (TIG)
Empiric Sepsis Antibiotics, Parenteral Ketorolac & Ondansetron

All Registered NUCC Taxonomies & State Licenses

Taxonomy Code & Plain-English Description	State License & Primary Status
`390200000X` — Student in an Organized Health Care Education/Training Program Plain English: Licensed & Credentialed Student in an Organized Health Care Education/Training Program	State: IL \| License: `AC3890313M001` \| Primary: Secondary
`207P00000X` — Emergency Medicine Plain English: Board-Certified Emergency Medicine Physician (ER / Trauma Doctor)	State: CA \| License: `A107736` \| Primary: Yes (Primary)

Medical Billing, RCM & Hospital Credentialing Teams:

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AARON ANDREW ABRAHAMSEN, M.D. (NPI #1427204023)