NPPES file of Aug 9, 2026

Alexander Pi, D.O.

Internal Medicine Physician · Monterey Park, CA

Alexander Pi, D.O. is an internal medicine physician with a practice address in Monterey Park, California, and NPI 1881993202, issued on Mar 24, 2011. Check the license (California 20A12644, 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
1881993202
Name
Alexander Pi
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
20A12644 CA
Self-reported in NPPES; status is on the state search
Practice location
500 N Garfield Ave Ste 306, Monterey Park, CA 91754
Phone
(626) 662-7272
Enumerated
Mar 24, 2011
Record last updated
Jun 13, 2022
Fax
(626) 662-7373
Medicare enrollment
Enrolled (PECOS I20140814002812); accepts Medicare assignment
Medical or professional school
Wisconsin College Of Physicians And Surgeons, 2006
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.
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Also registered at 500 N Garfield Ave Ste 306

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

  1. Hone Kaw, M.DNephrology Physician1750729588

Verify Alexander Pi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A12644
    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

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

247 Medicare Part D claims for 45 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Alexander Pi247
  2. Specialty average3,176

Most prescribed

  1. Lokelma47 claims
  2. Dapagliflozin28 claims
  3. Carvedilol22 claims
  4. Farxiga22 claims
  5. Sevelamer Carbonate13 claims
  6. Renvela11 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: $998.14

25 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alexander Pi$998.14
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Alexander Pi among 17,696 internal medicine physician records in California

Alexander Pi, 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 2011, is newer than 66% of them.

  • NPI issued2011 · 66% of these records are older, 32% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2006 · median 2004 among the 11,065 with a school on file
  • Record last updated2022 · 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).

33 internal medicine physician records list a practice address in Monterey Park

They are 33 of the 948 NPPES records with a practice address in Monterey Park, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Lukchai Bhavabhutanon, D.O.Monterey Park, CA 917541922032952
  2. Edward Chang, MDMonterey Park, CA 917541780637199
  3. Charles Hung, M.D.Monterey Park, CA 917541518974161
  4. Chi Lam, MDMonterey Park, CA 917541205843778
  5. Pen Hong Lee, MDMonterey Park, CA 917541992807267
  6. Xiang-Hong Lin, MDMonterey Park, CA 917541578520771
  7. Li Liu, M.D.Monterey Park, CA 917541295722627
  8. Henry Luh, MDMonterey Park, CA 917541417961889

Common questions

What is Alexander Pi, D.O.'s NPI number?

Alexander Pi, D.O.'s National Provider Identifier (NPI) is 1881993202, issued on Mar 24, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Alexander Pi, D.O. located?

The NPPES record lists a practice address at 500 N Garfield Ave Ste 306, Monterey Park, CA, 91754. Phone: (626) 662-7272. Providers update this record themselves, so call before visiting.

How can I verify Alexander Pi, D.O.'s license?

NPPES lists California license number 20A12644, 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 Alexander Pi, D.O. prescribe under Medicare Part D?

In 2024, Alexander Pi, D.O. had 247 Medicare Part D claims for 45 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.