Byron Hsieh-Lun Lin, M.D.
NPI 1104866649 · Internal Medicine Physician · Alhambra, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Byron Hsieh-Lun Lin, M.D. is a Internal Medicine Physician provider in Alhambra, CA (NPI 1104866649).
Provider details
- NPI number
- 1104866649
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- C51772 (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
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
983 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 515 | $94 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 170 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 104 | $133 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 102 | $20 |
| Brief Communication Technology-Based Service, E.g. Virtual Check-In, By a Physician Or Other Qualified Health Care Professional Who Can Report Evaluation and Management Services, Provided to an Established Patient, Not Originating From a Related E/M ServicG2012 | 35 | $14 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 112 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 646 | 183 |
| Losartan Potassium | 620 | 158 |
| Amlodipine Besylate | 513 | 137 |
| Metformin Hcl | 291 | 73 |
| Metoprolol Succinate | 263 | 61 |
| Alendronate Sodium | 179 | 50 |
| Triamcinolone Acetonide | 140 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$31 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
- 2006-06-06
- Last updated
- 2011-04-08
Frequently asked questions
- What is Byron Hsieh-Lun Lin's NPI number?
- Byron Hsieh-Lun Lin's National Provider Identifier (NPI) is 1104866649, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Byron Hsieh-Lun Lin's specialty?
- Byron Hsieh-Lun Lin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Byron Hsieh-Lun Lin located?
- Byron Hsieh-Lun Lin's practice location on file with NPPES is 1153 S. Garfield Ave., Alhambra, CA 91801.
- What is Byron Hsieh-Lun Lin's phone number?
- The practice phone number listed in the NPPES registry for Byron Hsieh-Lun Lin is (626) 281-1961.
- Does Byron Hsieh-Lun Lin accept Medicare?
- Byron Hsieh-Lun Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Byron Hsieh-Lun Lin's NPI active?
- Yes — Byron Hsieh-Lun Lin's NPI (1104866649) is active in the NPPES registry as of the last update on 2011-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.