Jacqueline Chang, M.D.
NPI 1053410027 · Critical Care Medicine (Internal Medicine) Physician · La Jolla, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jacqueline Chang, M.D. is a Critical Care Medicine (Internal Medicine) Physician provider in La Jolla, CA (NPI 1053410027).
Provider details
- NPI number
- 1053410027
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G80136 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,946 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,219 | $137 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 1,177 | $17 |
| Test to Measure Oxygen Level in Blood Using Ear Or Finger Device Continuously Overnight94762 | 300 | $29 |
| Test to Measure the Level of Nitric Oxide Gas95012 | 252 | $22 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 187 | $190 |
| Test to Examine How Well the Lungs Exchange Gases |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 56 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 404 | 91 |
| Prednisone | 388 | 120 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 295 | 135 |
| Azithromycin | 257 | 88 |
| Tiotropium Bromidebrand: Spiriva Respimat | 172 | 46 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 162 | 34 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$524 across 11 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-22
- Last updated
- 2022-07-21
Frequently asked questions
- What is Jacqueline Chang's NPI number?
- Jacqueline Chang's National Provider Identifier (NPI) is 1053410027, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jacqueline Chang's specialty?
- Jacqueline Chang is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Jacqueline Chang located?
- Jacqueline Chang's practice location on file with NPPES is 9898 Genesee Ave # Amp615, La Jolla, CA 92037-1205.
- What is Jacqueline Chang's phone number?
- The practice phone number listed in the NPPES registry for Jacqueline Chang is (858) 824-5404.
- Does Jacqueline Chang accept Medicare?
- Jacqueline Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jacqueline Chang's NPI active?
- Yes — Jacqueline Chang's NPI (1053410027) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.