Physician Profile
Eliza S. Ahn, M.D. is a healthcare provider in Van Nuys, CA specializing in internal medicine. Eliza trained at University of Vermont College of Medicine, graduating in 1992. According to Medicare claims data, Eliza cared for 388 Medicare patients across 1,508 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, injection of drug or substance under skin or into muscle, and injection, vitamin b-12 cyanocobalamin, up to 1000 mcg.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
15243 VANOWEN ST STE 311
Van Nuys, CA 91405
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
1,508 services · 388 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
108 | As often as other peers in Internal Medicine |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
295 | More than most peers in Internal Medicine |
| Assessment of emotional or behavioral problems | Treatment | 96127 |
104 | More often than most peers in Internal Medicine |
| Influenza vaccine, inactivated | Treatment | 90653 |
16 | |
| Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | Drug given | J3420 |
240 | More than most peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
544 | More often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
112 | More often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
68 | More often than most peers in Internal Medicine |
| Administration of influenza virus vaccine | Billing code | G0008 |
21 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Eliza S. Ahn is an internist in Van Nuys, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Eliza S. Ahn is listed at 15243 Vanowen St Ste 311, Van Nuys, CA 91405. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (747) 800-7454. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Eliza S. Ahn's National Provider Identifier is 1356450498. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Eliza S. Ahn attended University of Vermont College of Medicine, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
Eliza S. Ahn has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Eliza S. Ahn performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as injection of drug or substance under skin or into muscle and assessment of emotional or behavioral problems, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Eliza S. Ahn. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.