Alan Chiyung Wei
- Medicare services, 2024
- 553
- Medicare patients, 2024
- 191
- Part D claims, 2024
- 2,839
- MIPS score, 2024
- 89
- Hospital affiliations
- 1
- Practice address
- 11234 Anderson St, Loma Linda, CA 92354
- Practice phone
- Call (909) 558-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Alan Wei's professional email, personal email and mobile number
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Alan Chiyung Wei is an internist in Loma Linda, California
Alan Wei practices at Loma Linda University Medical Center in Loma Linda, California, part of Seventh-day Adventist Church.
Alan Wei's NPI, 1760825517, was assigned on April 11, 2013. Alan Wei graduated from Renaissance School of Medicine at Stony Brook University in 2013. Alan Wei holds California license A135747.
- NPI
- 1760825517NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941570980
- NPI enumeration date
- April 11, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (909) 558-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Alan Chiyung Wei practices at Loma Linda University Medical Center in Loma Linda, California
Alan Wei's primary practice is Loma Linda University Medical Center, at 11234 Anderson St, Loma Linda, CA 92354 in San Bernardino County. The practice phone is (909) 558-4000.
- Loma Linda University Medical Center11234 Anderson St, Loma Linda, CA 92354 · San Bernardino CountyPhone(909) 558-4000
Source: Dmand AI Affiliation Data
Alan Chiyung Wei is affiliated with 1 site of care and 1 medical group
Alan Wei's primary practice is Loma Linda University Medical Center in Loma Linda, California, part of Seventh-day Adventist Church. The medical group on file is Loma Linda University Faculty Medical Group (LLUFMG).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Alan Chiyung Wei's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Alan Wei practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Loma Linda University Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Seventh-day Adventist Church and 6.2K+ hospitals, with verified contacts in the same login.
Alan Chiyung Wei is one of 16,751 internists in California
Internal medicine is Alan Wei's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Alan Wei is board certified in internal medicine by the American Board of Internal Medicine. Alan Wei is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acute respiratory failure, cellulitis, electrolyte disorders, gastrointestinal bleeding, headaches and kidney failure among the conditions Alan Wei treats.
Internists near Alan Wei
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Alan Chiyung Wei billed Medicare for 553 services in 2024
CMS data shows 553 Medicare services from Alan Wei across 7 procedure codes in 2024, for 191 Medicare patients. Medicare paid $46,370 for them.
Alan Wei's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3092024: 54075%
- Other services
- 2023: 02024: 13
Where Alan Wei's Medicare services took place, 2024
- In an office20437%
- In a facility34963%
Alan Wei compared with the California median for internists, 2024
- Alan Wei
- California median
- Medicare services
- 553vs 36153% above
- Medicare patients
- 191vs 15126% above
- Part D claims
- 2,344vs 4215.6 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Alan Wei's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Alan Wei and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Alan Chiyung Wei treated 191 Medicare patients in 2024, average age 67
CMS counts 191 Medicare patients who saw Alan Wei in 2024. The largest group is 65 to 74, with 71 patients. 75% of them have high blood pressure, and 71% have high cholesterol. 68% are also on Medicaid. Their average risk score is 3.24, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Alan Wei's median patient age at 56, with 52% women.
Alan Wei's Medicare patients by age, 2024
Alan Wei's Medicare patients by sex, 2024
- Women9449%
- Men9751%
Chronic conditions among Alan Wei's Medicare patients, 2024
- High blood pressure75%
- High cholesterol71%
- Diabetes47%
- Arthritis42%
- Heart failure40%
- Chronic kidney disease39%
- Mood disorders34%
- COPD31%
Share of Medicare patients with each condition. A patient can have several.
Alan Wei's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Alan Chiyung Wei wrote 2,839 Medicare Part D claims in 2024
In 2024, Alan Wei wrote 2,839 Medicare Part D claims for 238 patients. 89% of them were for generic drugs. CMS names the drug for 2,344 of them, across 84 drugs with 11 or more claims each, at $158,813 in total drug cost. In 2023, CMS named 2,145 claims across 76 drugs.
Alan Wei's Part D claims by kind of drug, 2024
- Generic2,537 claims89%
- Brand-name261 claims9%
- Other41 claims1%
Alan Wei's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Alan Wei's Part D claims, 2024
- Opioids1%33 of 2,839 claims
- Antibiotics2%64 of 2,839 claims
- Antipsychotics, patients 65 and over1%22 of 2,839 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,1452024: 2,3449%
Drugs named by CMS: 84 in 2024, 76 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Alan Chiyung Wei scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Alan Wei for performance year 2024, reported as part of a group. Alan Wei accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Alan Wei as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Alan Wei's MIPS scores, performance year 2024
- 89of 100Final score
- 72.1of 100Quality
- 80of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Alan Chiyung Wei received $132 in industry payments from 2019 to 2025
CMS Open Payments shows 6 general payments to Alan Wei from 3 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 100% of the total. Sobi, Inc paid the most, $65.
General payments to Alan Wei by program year, 2019 to 2025
Companies that paid Alan Wei the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Alan Chiyung Wei graduated from Renaissance School of Medicine at Stony Brook University
Alan Wei graduated from Renaissance School of Medicine at Stony Brook University in 2013.
- Medical school
- Board certified in internal medicine
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Alan Chiyung Wei accepts plans from 17 insurance carriers
Alan Wei is in network with 17 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Molina
- +9 more carriersWith a free account
Plan types Alan Wei accepts, by number of carriers
- PPO10
- Medicare9
- HMO8
- POS6
- EPO5
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Alan Chiyung Wei's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Alan Chiyung Wei
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Alan Chiyung Wei's NPI number?
Alan Chiyung Wei's NPI number is 1760825517. It was assigned on April 11, 2013, and it is active in the NPI Registry.
What does Alan Chiyung Wei specialize in?
Alan Chiyung Wei is an internist in Loma Linda, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Alan Chiyung Wei practice?
Alan Wei practices at 11234 Anderson St, Loma Linda, CA 92354. Alan Wei's primary practice is Loma Linda University Medical Center in Loma Linda, California, part of Seventh-day Adventist Church.
What is Alan Chiyung Wei's office phone number?
The practice phone on file for Alan Wei is (909) 558-4000.
What is Alan Chiyung Wei's medical license number?
Alan Wei holds California license A135747.
Which hospitals is Alan Chiyung Wei affiliated with?
Alan Wei practices at Loma Linda University Medical Center in Loma Linda, California.
What medical group is Alan Chiyung Wei part of?
Alan Wei is linked to Loma Linda University Faculty Medical Group (LLUFMG).
Does Alan Chiyung Wei accept Medicare?
Yes. CMS data shows Alan Wei billed Medicare for 553 services in 2024, and Alan Wei accepts Medicare assignment.
Does Alan Chiyung Wei offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Alan Wei as offering telehealth services.
What is Alan Chiyung Wei's MIPS score?
Alan Wei's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Alan Chiyung Wei see?
CMS counts 191 Medicare patients who saw Alan Wei in 2024, with an average age of 67.
Is Alan Chiyung Wei board certified?
Yes. Alan Wei is board certified in internal medicine by the American Board of Internal Medicine.
What services does Alan Chiyung Wei bill to Medicare?
In 2024, Alan Wei's most billed Medicare services were hospital inpatient care (99233), nursing facility care (99309) and hospital inpatient care (99239).
Where did Alan Chiyung Wei go to medical school?
Alan Wei graduated from Renaissance School of Medicine at Stony Brook University in 2013.
What drugs does Alan Chiyung Wei prescribe most?
In 2024 Medicare Part D data, Alan Wei's most prescribed drugs by claims were Levothyroxine Sodium, Atorvastatin Calcium and Famotidine.
Has Alan Chiyung Wei received payments from drug or device companies?
CMS Open Payments shows $132 in general payments to Alan Wei from 3 companies from 2019 to 2025. The largest total came from Sobi, Inc.
How long has Alan Chiyung Wei been practicing?
Alan Wei graduated from medical school in 2013, 13 years ago.
What insurance does Alan Chiyung Wei accept?
Alan Wei is in network with 17 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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