Harleen Hayreh, MD
NPI 1073729539 · Critical Care Medicine (Internal Medicine) Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harleen Hayreh, MD is a Critical Care Medicine (Internal Medicine) Physician provider in Los Angeles, CA (NPI 1073729539).
Provider details
- NPI number
- 1073729539
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A104937 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propion/Salmeterolbrand: Wixela Inhub | 74 | 36 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 67 | 37 |
| Tiotropium Bromidebrand: Spiriva Respimat | 63 | 24 |
| Prednisone | 31 | 17 |
| Ciclesonidebrand: Alvesco | 31 | 14 |
| Montelukast Sodium | 26 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-14
- Last updated
- 2021-11-04
- Certified
- 2021-11-04
Frequently asked questions
- What is Harleen Hayreh's NPI number?
- Harleen Hayreh's National Provider Identifier (NPI) is 1073729539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harleen Hayreh's specialty?
- Harleen Hayreh is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Harleen Hayreh located?
- Harleen Hayreh's practice location on file with NPPES is 1515 N Vermont Ave, Los Angeles, CA 90027-5337.
- What is Harleen Hayreh's phone number?
- The practice phone number listed in the NPPES registry for Harleen Hayreh is (323) 783-4858.
- Does Harleen Hayreh accept Medicare?
- Harleen Hayreh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harleen Hayreh's NPI active?
- Yes — Harleen Hayreh's NPI (1073729539) is active in the NPPES registry as of the last update on 2021-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.