Lisa Chai, D.O.
Internal Medicine Physician · Sacramento, CA
Lisa Chai, D.O. is an internal medicine physician with a practice address in Sacramento, California, and NPI 1659551182, issued on Nov 13, 2007. Check the license (California 20A10025, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Lisa Chai
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 20A10025 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1020 29TH St Ste 480, Sacramento, CA 95816
- Phone
- (916) 733-3777
- Enumerated
- Nov 13, 2007
- Record last updated
- Mar 7, 2023
- Fax
- (916) 454-6780
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1020 29TH St Ste 480
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lisa Chai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A10025Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,920 Medicare Part D claims for 280 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 45 claims were for opioids.
Most prescribed
- Atorvastatin Calcium200 claims
- Amlodipine Besylate140 claims
- Furosemide118 claims
- Levothyroxine Sodium105 claims
- Gabapentin101 claims
- Potassium Chloride76 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.
Lisa Chai among 17,696 internal medicine physician records in California
Lisa Chai, D.O. is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 44% of them.
- NPI issued2007 · 44% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2023 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
601 internal medicine physician records list a practice address in Sacramento
They are 601 of the 33,083 NPPES records with a practice address in Sacramento, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Sacramento → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Michael Abate, MDSacramento, CA 958161548248131
- Jason Chang, M.D.Sacramento, CA 958161992787485
- Meghan Hayes, M.D.Sacramento, CA 958161851385405
- Lisa Ho, M.D.Sacramento, CA 958161932184108
- John Hosoume, M.D.Sacramento, CA 958161588649354
- James Jackson, MDSacramento, CA 958161508855594
- Ingvild Lane, MDSacramento, CA 958161831171719
- Scott Macdonald, MDSacramento, CA 958161518940006
Common questions
What is Lisa Chai, D.O.'s NPI number?
Lisa Chai, D.O.'s National Provider Identifier (NPI) is 1659551182, issued on Nov 13, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Lisa Chai, D.O. located?
The NPPES record lists a practice address at 1020 29TH St Ste 480, Sacramento, CA, 95816. Phone: (916) 733-3777. Providers update this record themselves, so call before visiting.
How can I verify Lisa Chai, D.O.'s license?
NPPES lists California license number 20A10025, 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 Lisa Chai, D.O. prescribe under Medicare Part D?
In 2024, Lisa Chai, D.O. had 2,920 Medicare Part D claims for 280 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.