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Edit this profileAt a glance
- 18300 Highway 18, Apple Valley, CA 92307
About Dr. Lin
Haichi S. Lin, M.D practices internal medicine in Apple Valley, CA. Haichi is a 1996 graduate of George Washington University School of Medicine. According to Medicare claims data, Haichi cared for 228 Medicare patients across 235 services. The services billed most often include emergency department visit with high level of medical decision making, critical care, first 30-74 minutes, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only. The provider's National Provider Identifier (NPI) is 1891739694.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (760) 242-2311
- Email not available
Practice Locations
18300 HIGHWAY 18
Apple Valley, CA 92307
Conditions Commonly Evaluated or Treated
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
- Acid reflux
- Fatty liver disease
- IBS
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
- Chronic kidney disease
- Enlarged prostate
Respiratory
Blood & Circulation
- Blood clots
Blood disorders
- Anemia
Brain & Nerves
Brain and nerves
- Vertigo
Cardiac and vascular
- AFib
Digestive
Heart & Circulation
- Heart disease
Infections
- Impetigo
Kidney & Bladder
Lungs & Breathing
Mental Health
- Generalized anxiety disorder
- Insomnia and Sleep Problems
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
- EKG
- Spirometry
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
Exams & Consultations
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
- Urinalysis
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
Office procedures
- Cryotherapy for skin lesions
- Earwax removal
- Incision and drainage of an abscess
- Skin biopsy
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
235 services · 228 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
56 | As often as other peers in Internal Medicine |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
80 | As often as other peers in Internal Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
61 | More often than most peers in Internal Medicine |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
38 | As often as other peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internists in Apple Valley 8
Same specialty, same city.
More connections — 22 related providers in 3 groups
Trained at George Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1996 at George Washington University School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 7
Providers in CA who bill this service to Medicare most often.
Common questions
What is Haichi S. Lin's specialty?
Haichi S. Lin is an internist in Apple Valley, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where can I find Haichi S. Lin?
Haichi S. Lin is listed at 18300 Highway 18, Apple Valley, CA 92307. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Haichi S. Lin?
The number on file is (760) 242-2311. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Haichi S. Lin's NPI number?
Haichi S. Lin's National Provider Identifier is 1891739694. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Haichi S. Lin's education?
Haichi S. Lin attended George Washington University School of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How long has Haichi S. Lin been practicing?
Haichi S. Lin has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What is Haichi S. Lin known for?
According to Medicare billing data, Haichi S. Lin provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Haichi S. Lin confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Haichi S. Lin. If this is you, claiming it is free.
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