Dr. Alexander C. Pi, DO

  • Monterey Park, CA
  • Internist
NPI1881993202PAC ID3870710866
Medicare services, 2024
3,006
Medicare patients, 2024
382
Part D claims, 2024
247
Publications
3
Hospital affiliations
5
Practice address
500 N Garfield Ave, Monterey Park, CA 91754
Practice phone
Call (626) 458-4726
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Fresenius Medical Care Alhambra

Monterey Park, California

See all 17 affiliations

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Dr. Alexander C. Pi is an internist in Monterey Park, California

Dr. Pi practices at Fresenius Medical Care Alhambra in Monterey Park, California.

Dr. Pi's NPI, 1881993202, was assigned on March 24, 2011. Dr. Pi graduated from WesternU College of Osteopathic Medicine of the Pacific in 2012. Dr. Pi holds California license 20A12644.

NPI and contact details
Medicare PAC ID
3870710866
NPI enumeration date
March 24, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(626) 458-4726
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
46
Medical school graduation
2012

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Alexander C. Pi practices at Fresenius Medical Care Alhambra in Monterey Park, California

Dr. Pi's primary practice is Fresenius Medical Care Alhambra, at 500 N Garfield Ave, Monterey Park, CA 91754 in Los Angeles County. The practice phone is (626) 458-4726.

  • Fresenius Medical Care Alhambra
    500 N Garfield Ave, Monterey Park, CA 91754 · Los Angeles CountyPhone(626) 458-4726

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Alexander C. Pi is affiliated with 13 sites of care and 4 medical groups

Dr. Pi's primary practice is Fresenius Medical Care Alhambra in Monterey Park, California. Dr. Pi is also affiliated with Garfield Medical Center. The medical group on file is Inpatient Specialist of California PC. Dmand AI also links Dr. Pi to 4 more hospitals, 4 dialysis centers, 3 medical groups, 1 physician office, 1 group practice or clinic and 1 home health agency, each named with a free account.

See all 17 affiliations for Dr. Pi

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Alexander C. Pi's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pi practices, 12 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Fresenius Medical Care AlhambraAvailable with a free account
+12 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Alexander C. Pi is one of 16,751 internists in California

Internal medicine is Dr. Pi's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Pi is board certified in internal medicine by the American Board of Internal Medicine. Dr. Pi is licensed in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense 20A12644 · taxonomy 207R00000X

Clinical focus

Dmand AI lists chronic kidney disease, fluid and electrolyte imbalances, kidney cysts and kidney failure among the conditions Dr. Pi treats.

Internists near Dr. Pi

Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Alexander C. Pi billed Medicare for 3,006 services in 2024

CMS data shows 3,006 Medicare services from Dr. Pi across 6 procedure codes in 2024, for 382 Medicare patients. Medicare paid $257,944 for them.

Medicare services, 20243,006
Medicare patients382
Paid by Medicare$257,944
Procedure codes6

Dr. Pi's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3,7052024: 2,88422%
Tests and treatments
2023: 672024: 12282%

Where Dr. Pi's Medicare services took place, 2024

  • In an office2177%
  • In a facility2,78993%

Dr. Pi compared with the California median for internists, 2024

  • Dr. Pi
  • California median
Medicare services
3,006vs 3618.3 times
Medicare patients
382vs 1512.5 times
Part D claims
143vs 42166% below

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. Pi's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Pi

Need commercial claims for Dr. Pi?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Pi and other internists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Alexander C. Pi treated 382 Medicare patients in 2024, average age 80

CMS counts 382 Medicare patients who saw Dr. Pi in 2024. The largest group is 85 and over, with 160 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 88% are also on Medicaid. Their average risk score is 4.54, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Pi's median patient age at 73, with 45% women.

Medicare patients, 2024382
Average age80
Average risk score4.54
Also on Medicaid88%

Dr. Pi's Medicare patients by age, 2024

Dr. Pi's Medicare patients by sex, 2024

  • Women19351%
  • Men18949%

Chronic conditions among Dr. Pi's Medicare patients, 2024

  1. Chronic kidney disease75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Diabetes72%
  5. Ischemic heart disease63%
  6. Heart failure62%
  7. Alzheimer's and dementia57%
  8. Arthritis56%

Share of Medicare patients with each condition. A patient can have several.

Dr. Pi's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women45%
  • Men55%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Alexander C. Pi wrote 247 Medicare Part D claims in 2024

In 2024, Dr. Pi wrote 247 Medicare Part D claims for 45 patients. 50% of them were for generic drugs. CMS names the drug for 143 of them, across 6 drugs with 11 or more claims each, at $83,745 in total drug cost. In 2021, CMS named 56 claims across 4 drugs.

Part D claims, 2024247
Drugs named by CMS6
Total drug cost$83,745
Part D patients45

Dr. Pi's Part D claims by kind of drug, 2024

  • Generic124 claims50%
  • Brand-name and other123 claims50%

Dr. Pi's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2021 to 2024

  • 2021
  • 2024
Claims for drugs CMS names
2021: 562024: 143155%

Drugs named by CMS: 6 in 2024, 4 in 2021.

See all prescribing by Dr. Pi

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. Alexander C. Pi takes part in Medicare

Dr. Pi accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Alexander C. Pi has 3 publications on record

Dmand AI links 3 papers to Dr. Pi, published from 2016 to 2017. 2016 was the busiest year, with 2. Dr. Pi's most frequent co-authors are Navin Jaipaul, MD, MHS, Zhiwei Zhang, MD and Andrew Logan.

Papers3
Years published2016 to 2017

Dr. Pi's most frequent co-authors

Recent publications by Dr. Pi

See all 3 publications and co-authors

See who Dr. Pi researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Pi works with, so you can find a warm path to the right internists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Alexander C. Pi received $4,582 in industry payments from 2016 to 2025

CMS Open Payments shows 189 general payments to Dr. Pi from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Boston Scientific Corporation paid the most, $693.

General payments to Dr. Pi by program year, 2016 to 2025

General payments to Dr. Pi by kind, 2016 to 2025

$4.6Kin total
  • Food and beverage$4,48298%
  • Education$1012%

Companies that paid Dr. Pi the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Pi

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Alexander C. Pi graduated from WesternU College of Osteopathic Medicine of the Pacific

Dr. Pi graduated from WesternU College of Osteopathic Medicine of the Pacific in 2012. Dr. Pi is a member of ASN.

  1. Medical schoolWesternU College of Osteopathic Medicine of the Pacific
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in nephrologyAmerican Board of Internal Medicine
  4. Board certified in 2013 - 2025CA State License

Source: Dmand AI Professional Profile Data

Dr. Alexander C. Pi accepts plans from 15 insurance carriers

Dr. Pi is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • HCSC
  • Alliant Health Plans
  • Blue Cross Blue Shield of Massachusetts
  • LA Care
  • +7 more carriersWith a free account

Plan types Dr. Pi accepts, by number of carriers

  1. PPO9
  2. HMO7
  3. Medicare7
  4. POS5
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Alexander C. Pi's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Alexander C. Pi

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Alexander C. Pi's NPI number?

Dr. Alexander C. Pi's NPI number is 1881993202. It was assigned on March 24, 2011, and it is active in the NPI Registry.

What kind of doctor is Dr. Alexander C. Pi?

Dr. Alexander C. Pi is an internist in Monterey Park, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Alexander C. Pi practice?

Dr. Pi practices at 500 N Garfield Ave, Monterey Park, CA 91754. Dr. Pi's primary practice is Fresenius Medical Care Alhambra in Monterey Park, California. Dmand AI also links Dr. Pi to 4 hospitals, 4 dialysis centers, 3 medical groups, 1 physician office, 1 group practice or clinic and 1 home health agency.

What is Dr. Alexander C. Pi's office phone number?

The practice phone on file for Dr. Pi is (626) 458-4726.

What is Dr. Alexander C. Pi's medical license number?

Dr. Pi holds California license 20A12644.

Which hospitals is Dr. Alexander C. Pi affiliated with?

Dr. Pi is affiliated with Garfield Medical Center. Dmand AI links Dr. Pi to 4 more hospitals.

What medical group is Dr. Alexander C. Pi part of?

Dr. Pi is linked to Inpatient Specialist of California PC. Dmand AI links Dr. Pi to 3 more medical groups.

Does Dr. Alexander C. Pi accept Medicare?

Yes. CMS data shows Dr. Pi billed Medicare for 3,006 services in 2024, and Dr. Pi accepts Medicare assignment.

How many Medicare patients does Dr. Alexander C. Pi see?

CMS counts 382 Medicare patients who saw Dr. Pi in 2024, with an average age of 80.

Is Dr. Alexander C. Pi board certified?

Yes. Dr. Pi is board certified in internal medicine by the American Board of Internal Medicine.

Show 8 more questionsShow fewer questions

What services does Dr. Alexander C. Pi bill to Medicare?

In 2024, Dr. Pi's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99223).

Where did Dr. Alexander C. Pi go to medical school?

Dr. Pi graduated from WesternU College of Osteopathic Medicine of the Pacific in 2012.

What drugs does Dr. Alexander C. Pi prescribe most?

In 2024 Medicare Part D data, Dr. Pi's most prescribed drugs by claims were Lokelma, Dapagliflozin and Carvedilol.

Has Dr. Alexander C. Pi received payments from drug or device companies?

CMS Open Payments shows $4,582 in general payments to Dr. Pi from 25 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Alexander C. Pi been practicing?

Dr. Pi graduated from medical school in 2012, 14 years ago.

Does Dr. Alexander C. Pi do research?

Dmand AI links 3 publications to Dr. Pi, published from 2016 to 2017.

Who does Dr. Alexander C. Pi publish with?

Dr. Pi's most frequent co-authors are Navin Jaipaul, MD, MHS (2 shared papers), Zhiwei Zhang, MD (2 shared papers) and Andrew Logan (1 shared paper).

What insurance does Dr. Alexander C. Pi accept?

Dr. Pi is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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