NPPES file of Aug 9, 2026

Lankai Xu, MD

Gastroenterology Physician · Sacramento, CA

Lankai Xu, MD is a gastroenterology physician with a practice address in Sacramento, California, and NPI 1497217236, issued on Apr 2, 2019. Check the license (California A177093, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1497217236
Name
Lankai Xu
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
A177093 CA
Self-reported in NPPES; status is on the state search
Practice location
4150 V St Ste 3500, Sacramento, CA 95817
Phone
(916) 734-7183
Enumerated
Apr 2, 2019
Record last updated
Oct 3, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4150 V St Ste 3500

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Maryam Afkarian, M.D., PH.D.Nephrology Physician1255387338
  2. Maria AguilarGastroenterology Physician1265701494
  3. Natalie Beck, MDNephrology Physician1881082519
  4. Nicole Bernstein, MDGastroenterology Physician1982280541
  5. Andrea Broka, MDInternal Medicine Physician1578028189
  6. Jacqueline Chang, MDGastroenterology Physician1437785458

Verify Lankai Xu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A177093
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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92% fewer Medicare Part D claims than the average gastroenterology physician in 2024

65 Medicare Part D claims for 19 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.

  1. Lankai Xu65
  2. Specialty average811

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.

Lankai Xu among 2,140 gastroenterology physician records in California

Lankai Xu, MD is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 96% of them.

  • NPI issued2019 · 96% of these records are older, 2% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 72% of these records are
  • Record last updated2024 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in California

There are 2,140 gastroenterology physician records in California.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Amar Al-Juburi, M.D.Sacramento, CA 958171821041229
  2. Christopher Aoki, M.D.Sacramento, CA 958171164460499
  3. Christopher Bowlus, M.D.Sacramento, CA 958171942252085
  4. Juan Garcia, M.D.Sacramento, CA 958171407809288
  5. Michael Lawson, MDSacramento, CA 958171245318922
  6. Joseph Leung, M.D.Sacramento, CA 958171861475287
  7. Valentina Medici, M.D.Sacramento, CA 958171902858541
  8. Mary Pauly, MDSacramento, CA 958171225116999

Common questions

What is Lankai Xu, MD's NPI number?

Lankai Xu, MD's National Provider Identifier (NPI) is 1497217236, issued on Apr 2, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Lankai Xu, MD located?

The NPPES record lists a practice address at 4150 V St Ste 3500, Sacramento, CA, 95817. Phone: (916) 734-7183. Providers update this record themselves, so call before visiting.

How can I verify Lankai Xu, MD's license?

NPPES lists California license number A177093, 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 Lankai Xu, MD prescribe under Medicare Part D?

In 2024, Lankai Xu, MD had 65 Medicare Part D claims for 19 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.