Physician Profile
Based in Santa Barbara, CA, Jinny E. Chang, MD is listed in the NPI registry under allergy & immunology. Jinny graduated from Washington University School of Medicine in 2006. Medicare claims data shows Jinny provided 856 services to 314 patients. The services billed most often include test for allergy using allergenic extract, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and professional service for multiple injections of allergen. NPI 1336266857 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
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.
215 PESETAS LN
Santa Barbara, CA 93110
Within Allergy and Immunology 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
Allergies
Digestive
Drug allergies
Drug allergy
Emergency
Environmental
Eye
Food allergies
Immune conditions
Immunology
Lung conditions
Respiratory
Sinus
Sinus conditions
Skin
Skin conditions
Most searched procedures
Allergy treatments
Diagnostic
Infusion
Medication therapy
Medications
Preventive
Respiratory
Tests
Treatment
856 services · 314 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Test for allergy using allergenic extract | Treatment | 95004 |
373 | Less often than most peers in Allergy & Immunology |
| Professional service for multiple injections of allergen | Treatment | 95117 |
127 | Less often than most peers in Allergy & Immunology |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
105 | More often than most peers in Allergy & Immunology |
| Test to measure the level of nitric oxide gas | Treatment | 95012 |
12 | Less often than most peers in Allergy & Immunology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
137 | More often than most peers in Allergy & Immunology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
52 | As often as other peers in Allergy & Immunology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
37 | As often as other peers in Allergy & Immunology |
| Administration of influenza virus vaccine | Billing code | G0008 |
13 | Less often than most peers in Allergy & Immunology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Chang is an allergist in Santa Barbara, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Allergy & Immunology”.
NPI registry
Dr. Chang is listed at 215 Pesetas Ln, Santa Barbara, CA 93110. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (805) 681-1761. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Chang's National Provider Identifier is 1336266857. 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
Dr. Chang attended Washington University School of Medicine, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
Dr. Chang has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Chang provides treatments such as test for allergy using allergenic extract and professional service for multiple injections of allergen, 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 Dr. Chang. If this is you, claiming it is free.
Guide.md
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