Cyrus Lin, MD
NPI 1942944251 · Psychiatry Physician · Fontana, CA
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cyrus Lin, MD is a Psychiatry Physician provider in Fontana, CA (NPI 1942944251).
Provider details
- NPI number
- 1942944251
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- 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.
$110 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
Registry dates
- Enumerated
- 2022-04-22
- Last updated
- 2024-04-23
- Certified
- 2024-04-23
Frequently asked questions
- What is Cyrus Lin's NPI number?
- Cyrus Lin's National Provider Identifier (NPI) is 1942944251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cyrus Lin's specialty?
- Cyrus Lin is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Cyrus Lin located?
- Cyrus Lin's practice location on file with NPPES is 17234 Valley Boulevard, Fontana, CA 92335-6720.
- What is Cyrus Lin's phone number?
- The practice phone number listed in the NPPES registry for Cyrus Lin is (909) 427-5603.
- Does Cyrus Lin accept Medicare?
- Cyrus Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cyrus Lin's NPI active?
- Yes — Cyrus Lin's NPI (1942944251) is active in the NPPES registry as of the last update on 2024-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.