Llanyee Isabella Liwanpo, M.D.
Endocrinology, Diabetes & Metabolism Physician · Orange, CA
Llanyee Isabella Liwanpo, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Orange, California, and NPI 1417171711, issued on Apr 11, 2007. Check the license (California A94281, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Llanyee Isabella Liwanpo
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- A94281 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2501 E Chapman Ave, Orange, CA 92869
- Phone
- (714) 628-3330
- Enumerated
- Apr 11, 2007
- Record last updated
- Oct 21, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20080128000383); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 2004
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 1,131 in California → Look up another NPI →
Also registered at 2501 E Chapman Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Llanyee Isabella Liwanpo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A94281Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
4,894 Medicare Part D claims for 481 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 46% of claims.
Most prescribed
- Levothyroxine Sodium544 claims
- Ozempic285 claims
- Nano 2nd Gen Pen Needle265 claims
- Lantus Solostar261 claims
- Metformin Hcl206 claims
- Metformin Hcl Er204 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.
Industry payments in 2024: $126.83
8 payments; by number, the most common kind was food and beverage; the largest payer was Insulet Corporation. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Providence Medical FoundationOrange, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Llanyee Isabella Liwanpo among 1,131 endocrinology, diabetes & metabolism physician records in California
Llanyee Isabella Liwanpo, M.D. is one of 1,131 endocrinology, diabetes & metabolism physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 46% of them.
- NPI issued2007 · 46% of these records are older, 42% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2004 · median 2003 among the 779 with a school on file
- Record last updated2020 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in California
There are 1,131 endocrinology, diabetes & metabolism physician records in California.
All 1,131 in California → Every provider in Orange → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Joseph Hsiao, MDOrange, CA 928691699139287
- Bogi Andersen, MDOrange, CA 928681164502233
- Yung-In Choi, MDOrange, CA 928681760562854
- Jenny Dai-Ju, M.D.Orange, CA 928681336497775
- Ismail Kasimoglu, MD, PHD, MBAOrange, CA 928681578095774
- Soon Kwon, MDOrange, CA 928681407964448
- Ivy-Joan Madu, M.D.Orange, CA 928681710988662
- Megan McConnell, MDOrange, CA 928681699272211
Common questions
What is Llanyee Isabella Liwanpo, M.D.'s NPI number?
Llanyee Isabella Liwanpo, M.D.'s National Provider Identifier (NPI) is 1417171711, issued on Apr 11, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Llanyee Isabella Liwanpo, M.D. located?
The NPPES record lists a practice address at 2501 E Chapman Ave, Orange, CA, 92869. Phone: (714) 628-3330. Providers update this record themselves, so call before visiting.
How can I verify Llanyee Isabella Liwanpo, M.D.'s license?
NPPES lists California license number A94281, 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 Llanyee Isabella Liwanpo, M.D. prescribe under Medicare Part D?
In 2024, Llanyee Isabella Liwanpo, M.D. had 4,894 Medicare Part D claims for 481 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.