Shan Nathan, M.D.
NPI 1396724985 · Pulmonary Disease Physician · Lancaster, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shan Nathan, M.D. is a Pulmonary Disease Physician provider in Lancaster, CA (NPI 1396724985).
Provider details
- NPI number
- 1396724985
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A31010 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 across 1 record (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
Additional practice locations (1)
- 1331 W Avenue JSte 101bLancaster, CA 93534-2942Phone: (661) 945-8717Fax: (661) 945-4867
Registry dates
- Enumerated
- 2006-01-11
- Last updated
- 2026-04-26
Frequently asked questions
- What is Shan Nathan's NPI number?
- Shan Nathan's National Provider Identifier (NPI) is 1396724985, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shan Nathan's specialty?
- Shan Nathan is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Shan Nathan located?
- Shan Nathan's practice location on file with NPPES is 44215 15th St W Ste 203, Lancaster, CA 93534.
- What is Shan Nathan's phone number?
- The practice phone number listed in the NPPES registry for Shan Nathan is (661) 480-7004.
- Does Shan Nathan accept Medicare?
- Shan Nathan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shan Nathan's NPI active?
- Yes — Shan Nathan's NPI (1396724985) is active in the NPPES registry as of the last update on 2026-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.