Dr. Robert D. Liou, MD

  • Harbor City, CA
  • Internist
NPI1316127624PAC ID7214074293
Medicare services, 2024
35
Medicare patients, 2024
27
Part D claims, 2024
1,315
Hospital affiliations
1
Industry payments
$8,230
Practice address
25825 South Vermont Avenue, Harbor City, CA 90710
Practice phone
Call (310) 325-5111
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Kaiser Permanente South Bay Medical Center

Hospital · Harbor City, California

See all 5 affiliations

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Dr. Robert D. Liou is an internist in Harbor City, California

Dr. Liou practices at Kaiser Permanente South Bay Medical Center in Harbor City, California, part of Kaiser Permanente.

Dr. Liou's NPI, 1316127624, was assigned on November 5, 2007. Dr. Liou graduated from Baylor College Of Medicine in 2007. Dr. Liou holds California license A106614.

NPI and contact details
Medicare PAC ID
7214074293
NPI enumeration date
November 5, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(310) 325-5111
Professional email
Get email
Personal email
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Mobile number
Get number
Sex
Male
Estimated age
45
Medical school graduation
2007

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

Dr. Robert D. Liou practices at Kaiser Permanente South Bay Medical Center in Harbor City, California

Dr. Liou's primary practice is Kaiser Permanente South Bay Medical Center, at 25825 South Vermont Avenue, Harbor City, CA 90710 in Los Angeles County. The practice phone is (310) 325-5111.

Source: Dmand AI Affiliation Data

Dr. Robert D. Liou is affiliated with 2 sites of care and 3 medical groups

Dr. Liou's primary practice is Kaiser Permanente South Bay Medical Center in Harbor City, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Liou to 2 more medical groups and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Liou

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Robert D. Liou's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Liou practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Kaiser Permanente South Bay Medical CenterAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Robert D. Liou is one of 16,751 internists in California

Internal medicine is Dr. Liou's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Liou is board certified in critical care medicine by the American Board of Internal Medicine. Dmand AI has Dr. Liou's licenses on file in 2 states: California and Texas.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense A106614 · 2009 to 2026 · taxonomy 207R00000X
  • Texas license2013 to 2026

Clinical focus

Dmand AI lists asthma and chronic obstructive pulmonary disease (COPD) among the conditions Dr. Liou treats.

Internists near Dr. Liou

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. Robert D. Liou billed Medicare for 35 services in 2024

CMS data shows 35 Medicare services from Dr. Liou across 1 procedure code in 2024, for 27 Medicare patients. Medicare paid $5,887 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202435
Medicare patients27
Paid by Medicare$5,887
Procedure codes1

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

  • 2023
  • 2024
Office and hospital visits
2023: 232024: 3552%

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

  • Dr. Liou
  • California median
Medicare services
35vs 36190% below
Medicare patients
27vs 15182% below
Part D claims
1,055vs 4212.5 times

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

Dr. Liou'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. Liou

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

Dr. Robert D. Liou treated 27 Medicare patients in 2024, average age 70

CMS counts 27 Medicare patients who saw Dr. Liou in 2024. 70% of them have high blood pressure, and 63% have chronic kidney disease. 59% are also on Medicaid. Their average risk score is 3.56, 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. Liou's median patient age at 56, with 53% women.

Medicare patients, 202427
Average age70
Average risk score3.56
Also on Medicaid59%

Dr. Liou's Medicare patients by sex, 2024

  • Women1348%
  • Men1452%

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

  1. High blood pressure70%
  2. Chronic kidney disease63%
  3. Diabetes63%
  4. High cholesterol56%
  5. Heart failure48%
  6. Ischemic heart disease48%
  7. Atrial fibrillation41%

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

Dr. Liou's patients across all payers

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

Patient panel by age, all payers

Median age 56

Patient panel by sex, all payers

  • Women53%
  • Men46%

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

Dr. Robert D. Liou wrote 1,315 Medicare Part D claims in 2024

In 2024, Dr. Liou wrote 1,315 Medicare Part D claims for 197 patients. 57% of them were for generic drugs. CMS names the drug for 1,055 of them, across 24 drugs with 11 or more claims each, at $248,285 in total drug cost. In 2023, CMS named 969 claims across 24 drugs.

Part D claims, 20241,315
Drugs named by CMS24
Total drug cost$248,285
Part D patients197

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

  • Generic756 claims57%
  • Brand-name559 claims43%

Dr. Liou'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.

Drug classes CMS tracks in Dr. Liou's Part D claims, 2024

  • Antibiotics8%106 of 1,315 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 9692024: 1,0559%

Drugs named by CMS: 24 in 2024, 24 in 2023.

See all prescribing by Dr. Liou

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. Robert D. Liou takes part in Medicare

Dr. Liou 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. Robert D. Liou received $8,230 in industry payments from 2016 to 2023

CMS Open Payments shows 51 general payments to Dr. Liou from 15 drug and device companies from 2016 to 2023. Consulting fees make up the largest share, 58% of the total. Gilead Sciences, Inc. paid the most, $6,951.

General payments to Dr. Liou by program year, 2016 to 2023

General payments to Dr. Liou by kind, 2016 to 2023

$8.2Kin total
  • Consulting fees$4,75058%
  • Travel and lodging$1,64420%
  • Food and beverage$1,63120%
  • Education$2052%

Companies that paid Dr. Liou the most, 2016 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Liou

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

Dr. Robert D. Liou graduated from Baylor College Of Medicine

Dr. Liou graduated from Baylor College Of Medicine in 2007.

  1. Medical schoolBaylor College Of Medicine
  2. Board certified in critical care medicineAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine
  4. Board certified in pulmonary diseaseAmerican Board of Internal Medicine
  5. Board certified in obesity medicineAmerican Board of Obesity Medicine

Source: Dmand AI Professional Profile Data

Dr. Robert D. Liou accepts plans from 5 insurance carriers

Dr. Liou is in network with 5 carriers, including Elevance, Kaiser Permanente and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.

  • Elevance
  • Kaiser Permanente
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • CMS Medicare

Plan types Dr. Liou accepts, by number of carriers

  1. Medicare3
  2. PPO3
  3. EPO2
  4. HMO2
  5. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Robert D. Liou'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand 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)
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. Robert D. Liou

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. Robert D. Liou's NPI number?

Dr. Robert D. Liou's NPI number is 1316127624. It was assigned on November 5, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert D. Liou?

Dr. Robert D. Liou is an internist in Harbor City, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Robert D. Liou practice?

Dr. Liou practices at 25825 South Vermont Avenue, Harbor City, CA 90710. Dr. Liou's primary practice is Kaiser Permanente South Bay Medical Center in Harbor City, California, part of Kaiser Permanente. Dmand AI also links Dr. Liou to 2 medical groups and 1 group practice or clinic.

What is Dr. Robert D. Liou's office phone number?

The practice phone on file for Dr. Liou is (310) 325-5111.

What is Dr. Robert D. Liou's medical license number?

Dr. Liou holds California license A106614, one of the licenses on file in 2 states.

Which states has Dr. Robert D. Liou been licensed in?

Dmand AI has state licenses on file for Dr. Liou in California (2009 to 2026) and Texas (2013 to 2026).

Which hospitals is Dr. Robert D. Liou affiliated with?

Dr. Liou practices at Kaiser Permanente South Bay Medical Center in Harbor City, California.

What medical group is Dr. Robert D. Liou part of?

Dr. Liou is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Liou to 2 more medical groups.

Does Dr. Robert D. Liou accept Medicare?

Yes. CMS data shows Dr. Liou billed Medicare for 35 services in 2024, and Dr. Liou accepts Medicare assignment.

How many Medicare patients does Dr. Robert D. Liou see?

CMS counts 27 Medicare patients who saw Dr. Liou in 2024, with an average age of 70.

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Is Dr. Robert D. Liou board certified?

Yes. Dr. Liou is board certified in critical care medicine by the American Board of Internal Medicine.

What services does Dr. Robert D. Liou bill to Medicare?

In 2024, Dr. Liou's most billed Medicare services were critical care (99291).

Where did Dr. Robert D. Liou go to medical school?

Dr. Liou graduated from Baylor College Of Medicine in 2007.

What drugs does Dr. Robert D. Liou prescribe most?

In 2024 Medicare Part D data, Dr. Liou's most prescribed drugs by claims were Albuterol Sulfate Hfa, Spiriva Respimat and Wixela Inhub.

Has Dr. Robert D. Liou received payments from drug or device companies?

CMS Open Payments shows $8,230 in general payments to Dr. Liou from 15 companies from 2016 to 2023. The largest total came from Gilead Sciences, Inc.

How long has Dr. Robert D. Liou been practicing?

Dr. Liou graduated from medical school in 2007, 19 years ago.

What insurance does Dr. Robert D. Liou accept?

Dr. Liou is in network with 5 carriers, including Elevance, Kaiser Permanente and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.

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