David Lin, MD
NPI 1942241187 · Emergency Medicine Physician · Whittier, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Lin, MD is a Emergency Medicine Physician provider in Whittier, CA (NPI 1942241187).
Provider details
- NPI number
- 1942241187
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G86588 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
477 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 291 | $217 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 117 | $176 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 26 | $8 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 22 | $122 |
| Electrocardiogram (ecg) 1 to 3 Leads With Review By Physician Only93042 | 21 | $7 |
Typical Medicare-allowed amounts for these services range $7–$217 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 39 | — |
| Sitagliptin Phosphatebrand: Januvia | 28 | — |
| Amlodipine Besylate | 24 | — |
| Metformin Hcl | 22 | — |
| Ibuprofen | 21 | 20 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 19 | — |
| Vibegronbrand: Gemtesa |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$120 across 2 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
- 2006-06-09
- Last updated
- 2010-04-16
Frequently asked questions
- What is David Lin's NPI number?
- David Lin's National Provider Identifier (NPI) is 1942241187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Lin's specialty?
- David Lin is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Lin located?
- David Lin's practice location on file with NPPES is 9080 Colima Rd, Whittier, CA 90605-1600.
- What is David Lin's phone number?
- The practice phone number listed in the NPPES registry for David Lin is (562) 907-1565.
- Does David Lin accept Medicare?
- David Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Lin's NPI active?
- Yes — David Lin's NPI (1942241187) is active in the NPPES registry as of the last update on 2010-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.