Thuy Lien Dang Lai, MD
Allergy Physician · Riverside, CA
Thuy Lien Dang Lai, MD is an allergy physician with a practice address in Riverside, California, and NPI 1295894806, issued on Dec 8, 2006. Check the license (California A80721, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Thuy Lien Dang Lai
- Credential
- MD
- Primary taxonomy
- Allergy Physician 207KA0200X
- License number
- A80721 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10800 Magnolia Ave, Riverside, CA 92505
- Phone
- (909) 353-2000
- Enumerated
- Dec 8, 2006
- Record last updated
- Dec 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20091203000422); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest allergy physician records → All 157 in California → Look up another NPI →
Also registered at 10800 Magnolia Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joseph Abapo, MDPediatrics Physician1841348786
- Hussein Abdulrassoul, MDOrthopaedic Surgery Physician1972123891
- Kimberly Adams, PA-CMedical Physician Assistant1053522870
- Alfredo Aguiar, PAPhysician Assistant1043368970
- Michael Aguinaldo, M.D.Pediatrics Physician1851531487
- Maria Aguirre, MDPediatrics Physician1295806255
Verify Thuy Lien Dang Lai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A80721Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% more Medicare Part D claims than the average allergy physician in 2024
1,485 Medicare Part D claims for 253 beneficiaries, against an average of 750 among the 645 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.
Most prescribed
- Montelukast Sodium283 claims
- Alvesco119 claims
- Breyna119 claims
- Albuterol Sulfate Hfa96 claims
- Wixela Inhub95 claims
- Prednisone75 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupRiverside, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thuy Lien Dang Lai among 157 allergy physician records in California
Thuy Lien Dang Lai, MD is one of 157 allergy physician records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 31% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated1999 · median 1992 among the 82 with a school on file
- Record last updated2021 · 70% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207KA0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy Physician providers in California
There are 157 allergy physician records in California.
All 157 in California → Every provider in Riverside → Allergy Physician nationwide →
The 8 allergy physician records with the nearest ZIP codes
- Asif Imam, MDRiverside, CA 925051225169345
- Shams Iqbal, MDRiverside, CA 925011598846834
- Rhonda Myers, M.D.Irvine, CA 926041467404038
- James Munson, MDRedlands, CA 923731346295904
- Gillian Bassirpour, MDAliso Viejo, CA 926561811216765
- Luis Saca, MDLoma Linda, CA 923501538236450
- Michael Chien, MDFontana, CA 923351689741555
- Michelle Revier, MDFontana, CA 923351437656915
Common questions
What is Thuy Lien Dang Lai, MD's NPI number?
Thuy Lien Dang Lai, MD's National Provider Identifier (NPI) is 1295894806, issued on Dec 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thuy Lien Dang Lai, MD located?
The NPPES record lists a practice address at 10800 Magnolia Ave, Riverside, CA, 92505. Phone: (909) 353-2000. Providers update this record themselves, so call before visiting.
How can I verify Thuy Lien Dang Lai, MD's license?
NPPES lists California license number A80721, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thuy Lien Dang Lai, MD prescribe under Medicare Part D?
In 2024, Thuy Lien Dang Lai, MD had 1,485 Medicare Part D claims for 253 beneficiaries; the average among allergy physician prescribers was 750. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.