Dr. Luis R. Castellanos, MD

  • San Diego, CA
  • Cardiologist
NPI1013059286PAC ID2163562257
Medicare services, 2024
1,123
Medicare patients, 2024
686
Part D claims, 2024
1,231
Publications
19
Hospital affiliations
1
Practice address
200 W Arbor Dr, San Diego, CA 92103
Practice phone
Call (619) 543-6222
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCSD Hillcrest Medical Center

San Diego, California

See all 4 affiliations

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Dr. Luis R. Castellanos is a cardiologist in San Diego, California

Dr. Castellanos practices at UCSD Hillcrest Medical Center in San Diego, California.

Dr. Castellanos' NPI, 1013059286, was assigned on February 13, 2007. Dr. Castellanos graduated from Harvard Medical School in 2003. Dr. Castellanos holds California license A89654.

NPI and contact details
Medicare PAC ID
2163562257
NPI enumeration date
February 13, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(619) 543-6222
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
53
Medical school graduation
2003

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

Dr. Luis R. Castellanos practices at UCSD Hillcrest Medical Center in San Diego, California

Dr. Castellanos' primary practice is UCSD Hillcrest Medical Center, at 200 W Arbor Dr, San Diego, CA 92103 in San Diego County. The practice phone is (619) 543-6222.

  • UCSD Hillcrest Medical Center
    200 W Arbor Dr, San Diego, CA 92103 · San Diego CountyPhone(619) 543-6222

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

Dr. Luis R. Castellanos is affiliated with 2 sites of care and 2 medical groups

Dr. Castellanos' primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Castellanos is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health. Dmand AI also links Dr. Castellanos to 1 more medical group, named with a free account.

See all 4 affiliations for Dr. Castellanos

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. Luis R. Castellanos' practice

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

EHR by site
SiteEHR vendor and product
UCSD Hillcrest Medical CenterAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Luis R. Castellanos is one of 2,375 cardiologists in California

Cardiovascular disease is Dr. Castellanos' primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Castellanos is board certified in cardiovascular disease by the American Board of Internal Medicine. Dr. Castellanos is licensed in California.

Specialties and state licenses

  • Cardiovascular disease, CaliforniaPrimaryLicense A89654 · 2004 to 2026 · taxonomy 207RC0000X

Clinical focus

Dmand AI lists aneurysm, atrial fibrillation and flutter, cardiac arrhythmia, cardiac catheterization, cardiomyopathy, cerebrovascular disease, chronic hypertension and congestive heart failure among the conditions Dr. Castellanos treats.

Cardiologists near Dr. Castellanos

Counts of cardiologists 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. Luis R. Castellanos billed Medicare for 1,123 services in 2024

CMS data shows 1,123 Medicare services from Dr. Castellanos across 18 procedure codes in 2024, for 686 Medicare patients. Medicare paid $79,424 for them.

Medicare services, 20241,123
Medicare patients686
Paid by Medicare$79,424
Procedure codes18

Dr. Castellanos' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 6062024: 6406%
Office and hospital visits
2023: 5742024: 43125%
Imaging
2023: 402024: 5230%

Where Dr. Castellanos' Medicare services took place, 2024

  • In an office51446%
  • In a facility60954%

Dr. Castellanos compared with the California median for cardiologists, 2024

  • Dr. Castellanos
  • California median
Medicare services
1,123vs 1,56028% below
Medicare patients
686vs 6447% above
Part D claims
998vs 1,41029% below

Medians across 2,237 cardiologists in California with Dmand AI profiles that report each measure.

Dr. Castellanos' 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.

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

Dr. Luis R. Castellanos treated 686 Medicare patients in 2024, average age 74

CMS counts 686 Medicare patients who saw Dr. Castellanos in 2024. The largest group is 65 to 74, with 281 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 45% are also on Medicaid. Their average risk score is 2.76, 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. Castellanos' median patient age at 63, with 44% women.

Medicare patients, 2024686
Average age74
Average risk score2.76
Also on Medicaid45%

Dr. Castellanos' Medicare patients by age, 2024

Dr. Castellanos' Medicare patients by sex, 2024

  • Women31145%
  • Men37555%

Chronic conditions among Dr. Castellanos' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis54%
  4. Heart failure53%
  5. Ischemic heart disease53%
  6. Diabetes50%
  7. Chronic kidney disease46%
  8. Atrial fibrillation44%

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

Dr. Castellanos' patients across all payers

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

Patient panel by age, all payers

Median age 63

Patient panel by sex, all payers

  • Women44%
  • Men55%

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

Dr. Luis R. Castellanos wrote 1,231 Medicare Part D claims in 2024

In 2024, Dr. Castellanos wrote 1,231 Medicare Part D claims for 240 patients. 77% of them were for generic drugs. CMS names the drug for 998 of them, across 21 drugs with 11 or more claims each, at $220,649 in total drug cost. In 2023, CMS named 1,061 claims across 26 drugs.

Part D claims, 20241,231
Drugs named by CMS21
Total drug cost$220,649
Part D patients240

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

  • Generic950 claims77%
  • Brand-name and other281 claims23%

Dr. Castellanos' 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, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,0612024: 9986%

Drugs named by CMS: 21 in 2024, 26 in 2023.

See all prescribing by Dr. Castellanos

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. Luis R. Castellanos takes part in Medicare

Dr. Castellanos 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. Luis R. Castellanos has 19 publications on record

Dmand AI links 19 papers to Dr. Castellanos, published from 2008 to 2021. 2017 was the busiest year, with 4. The most frequent topics are Echocardiography, Ethnicity and Anti-Bacterial Agents. Dr. Castellanos has published most often in Am J Cardiol. Dr. Castellanos' most frequent co-authors are Jonathan Chong Hsu, MD, Ryan Robert Reeves, MD and Ignacio Arturo Zepeda, MD.

Papers19
Years published2008 to 2021

Dr. Castellanos' papers by year, 2008 to 2021

Topics Dr. Castellanos writes about most

  • Echocardiography
  • Ethnicity
  • Anti-Bacterial Agents
  • Coronary Artery Bypass
  • Physicians

Dr. Castellanos' most frequent co-authors

Recent publications by Dr. Castellanos

See all 19 publications and co-authors

See who Dr. Castellanos researches with

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

How network discovery works

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

Dr. Luis R. Castellanos received $2,253 in industry payments from 2016 to 2025

CMS Open Payments shows 40 general payments to Dr. Castellanos from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 52% of the total. Boston Scientific Corporation paid the most, $996.

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

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

$2.3Kin total
  • Food and beverage$1,17152%
  • Gifts$66630%
  • Travel and lodging$41719%

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

Share is of all general payments to this clinician.

See all payments to Dr. Castellanos

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

Dr. Luis R. Castellanos graduated from Harvard Medical School

Dr. Castellanos graduated from Harvard Medical School in 2003. Dr. Castellanos is a member of ACC.

  1. Medical schoolHarvard Medical School
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine
  3. Board certified in cardiovascular diseaseNational Board of Physicians and Surgeons
  4. Board certified in internal medicineNational Board of Physicians and Surgeons

Source: Dmand AI Professional Profile Data

Dr. Luis R. Castellanos accepts plans from 18 insurance carriers

Dr. Castellanos is in network with 18 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Excellus BlueCross BlueShield
  • United Healthcare
  • HCSC
  • Humana
  • Blue Cross Blue Shield of Massachusetts
  • +10 more carriersWith a free account

Plan types Dr. Castellanos accepts, by number of carriers

  1. Medicare11
  2. PPO11
  3. HMO8
  4. EPO5
  5. POS4
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Luis R. Castellanos'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. Luis R. Castellanos

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. Luis R. Castellanos' NPI number?

Dr. Luis R. Castellanos' NPI number is 1013059286. It was assigned on February 13, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Luis R. Castellanos?

Dr. Luis R. Castellanos is a cardiologist in San Diego, California. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Luis R. Castellanos practice?

Dr. Castellanos practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Castellanos' primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dmand AI also links Dr. Castellanos to 1 medical group.

What is Dr. Luis R. Castellanos' office phone number?

The practice phone on file for Dr. Castellanos is (619) 543-6222.

What is Dr. Luis R. Castellanos' medical license number?

Dr. Castellanos holds California license A89654.

Which hospitals is Dr. Luis R. Castellanos affiliated with?

Dr. Castellanos is affiliated with Hillcrest Medical Center.

What medical group is Dr. Luis R. Castellanos part of?

Dr. Castellanos is linked to UC San Diego Health. Dmand AI links Dr. Castellanos to 1 more medical group.

Does Dr. Luis R. Castellanos accept Medicare?

Yes. CMS data shows Dr. Castellanos billed Medicare for 1,123 services in 2024, and Dr. Castellanos accepts Medicare assignment.

How many Medicare patients does Dr. Luis R. Castellanos see?

CMS counts 686 Medicare patients who saw Dr. Castellanos in 2024, with an average age of 74.

Is Dr. Luis R. Castellanos board certified?

Yes. Dr. Castellanos is board certified in cardiovascular disease by the American Board of Internal Medicine.

Show 8 more questionsShow fewer questions

What services does Dr. Luis R. Castellanos bill to Medicare?

In 2024, Dr. Castellanos' most billed Medicare services were heart test or procedure (93306), office visit, established patient (99214) and hospital inpatient care (99233).

Where did Dr. Luis R. Castellanos go to medical school?

Dr. Castellanos graduated from Harvard Medical School in 2003.

What drugs does Dr. Luis R. Castellanos prescribe most?

In 2024 Medicare Part D data, Dr. Castellanos' most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Amlodipine Besylate.

Has Dr. Luis R. Castellanos received payments from drug or device companies?

CMS Open Payments shows $2,253 in general payments to Dr. Castellanos from 10 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Luis R. Castellanos been practicing?

Dr. Castellanos graduated from medical school in 2003, 23 years ago.

Does Dr. Luis R. Castellanos do research?

Dmand AI links 19 publications to Dr. Castellanos, published from 2008 to 2021.

Who does Dr. Luis R. Castellanos publish with?

Dr. Castellanos' most frequent co-authors are Jonathan Chong Hsu, MD (2 shared papers), Ryan Robert Reeves, MD (2 shared papers) and Ignacio Arturo Zepeda, MD (2 shared papers).

What insurance does Dr. Luis R. Castellanos accept?

Dr. Castellanos is in network with 18 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.

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