NPPES file of Aug 9, 2026

Ni-Cheng Liang, M.D.

Pulmonary Disease Physician · San Diego, CA

Ni-Cheng Liang, M.D. is a pulmonary disease physician with a practice address in San Diego, California, and NPI 1760666945, issued on Dec 24, 2007. Check the license (California A98510, 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
1760666945
Name
Ni-Cheng Liang
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
A98510 CA
Self-reported in NPPES; status is on the state search
Practice location
200 W Arbor Dr, San Diego, CA 92103
Phone
(858) 657-7118
Enumerated
Dec 24, 2007
Record last updated
Sep 19, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20080425000628); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 200 W Arbor Dr

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

  1. Alison A'Court, MDAnesthesiology Physician1912218199
  2. Benjamin Abbadessa, M.D.Colon & Rectal Surgery Physician1255593612
  3. Geraldine Abcede, RNCertified Registered Nurse Anesthetist1982384046
  4. Joseph Abdelmalek, M.DNephrology Physician1740485531
  5. Kristy AbelCertified Registered Nurse Anesthetist1962113035
  6. Paula Abeleda, NPFamily Nurse Practitioner1558945022

Verify Ni-Cheng Liang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A98510
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.4 times the Medicare Part D claims of the average pulmonary disease physician in 2024

3,473 Medicare Part D claims for 555 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 62% of claims.

  1. Ni-Cheng Liang3,473
  2. Specialty average1,425

Most prescribed

  1. Trelegy Ellipta511 claims
  2. Albuterol Sulfate Hfa434 claims
  3. Prednisone247 claims
  4. Eliquis156 claims
  5. Ipratropium Bromide152 claims
  6. Breo Ellipta130 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: $1,602.27

78 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ni-Cheng Liang$1,602.27
  2. Specialty average$5,159.88

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

  1. Scott A Eisman MD IncVista, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ni-Cheng Liang among 1,443 pulmonary disease physician records in California

Ni-Cheng Liang, M.D. is one of 1,443 pulmonary disease 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 49% of them.

  • NPI issued2007 · 49% of these records are older, 40% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2005 · median 2002 among the 1,061 with a school on file
  • Record last updated2017 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in California

There are 1,443 pulmonary disease physician records in California.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Zea Borok, M.D.San Diego, CA 921031750317251
  2. Antonino Catanzaro, M.D.San Diego, CA 921031336174002
  3. Houman Dahi, MDSan Diego, CA 921031598732604
  4. Smita Desai, D.O.San Diego, CA 921031659339745
  5. Peter Fedullo, M.D.San Diego, CA 921031427073683
  6. Mark Fuster, M.D.San Diego, CA 921031972537025
  7. Gregg Garner, D.O.San Diego, CA 921031023006418
  8. Hassan Haddadin, M.DSan Diego, CA 921031710918388

Common questions

What is Ni-Cheng Liang, M.D.'s NPI number?

Ni-Cheng Liang, M.D.'s National Provider Identifier (NPI) is 1760666945, issued on Dec 24, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ni-Cheng Liang, M.D. located?

The NPPES record lists a practice address at 200 W Arbor Dr, San Diego, CA, 92103. Phone: (858) 657-7118. Providers update this record themselves, so call before visiting.

How can I verify Ni-Cheng Liang, M.D.'s license?

NPPES lists California license number A98510, 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 Ni-Cheng Liang, M.D. prescribe under Medicare Part D?

In 2024, Ni-Cheng Liang, M.D. had 3,473 Medicare Part D claims for 555 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.