Dr. Tom Chao, MD

  • Newport Beach, CA
  • Orthopedic surgeon
NPI1710117163PAC ID1557659323
Medicare services, 2024
235
Medicare patients, 2024
74
Part D claims, 2024
71
Publications
17
Hospital affiliations
1
Practice address
441 Old Newport Blvd, Newport Beach, CA 92663
Practice phone
Call (949) 491-9991
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Newport Care Medical Group, Inc

Newport Beach, California

See all 7 affiliations

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Dr. Tom Chao is an orthopedic surgeon in Newport Beach, California

Dr. Chao practices at Newport Care Medical Group, Inc in Newport Beach, California.

Dr. Chao's NPI, 1710117163, was assigned on July 20, 2009. Dr. Chao graduated from UC San Diego School of Medicine in 2009. Dr. Chao's California license number on file is A113067.

NPI and contact details
Medicare PAC ID
1557659323
NPI enumeration date
July 20, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(949) 491-9991
Professional email
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Personal email
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Mobile number
Get number
Sex
Male
Estimated age
43
Medical school graduation
2009

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

Dr. Tom Chao practices at Newport Care Medical Group, Inc in Newport Beach, California

Dr. Chao's primary practice is Newport Care Medical Group, Inc, at 441 Old Newport Blvd, Newport Beach, CA 92663 in Orange County. The practice phone is (949) 491-9991.

  • Newport Care Medical Group, Inc
    441 Old Newport Blvd, Newport Beach, CA 92663 · Orange CountyPhone(949) 491-9991

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

Dr. Tom Chao is affiliated with 4 sites of care and 3 medical groups

Dr. Chao's primary practice is Newport Care Medical Group, Inc in Newport Beach, California. Dr. Chao is also affiliated with Kern Medical. The medical group on file is NewportCare Medical Group. Dmand AI also links Dr. Chao to 2 more group practices and clinics and 2 medical groups, each named with a free account.

See all 7 affiliations for Dr. Chao

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

Dmand AI tracks the EHR system at Dr. Tom Chao's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chao practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Newport Care Medical Group, IncAvailable with a free account
+3 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Tom Chao is one of 2,056 orthopedic surgeons in California

Orthopaedic surgery is Dr. Chao's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Chao is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. Chao's licenses on file in 2 states: California and Pennsylvania.

Specialties and state licenses

  • Orthopaedic surgery, CaliforniaPrimaryLicense A113067 · 2010 to 2025 · taxonomy 207X00000X
  • Pennsylvania license2015 to 2016

Clinical focus

Dmand AI lists arthritis, broken or dislocated ankle/ or foot, fluid in a joint, hip replacement, joint pain, knee arthroscopy, knee injury and knee replacement among the conditions Dr. Chao treats.

Orthopedic surgeons near Dr. Chao

Counts of orthopedic surgeons 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. Tom Chao billed Medicare for 235 services in 2024

CMS data shows 235 Medicare services from Dr. Chao across 5 procedure codes in 2024, for 74 Medicare patients. Medicare paid $12,866 for them. Every service was in an office.

Medicare services, 2024235
Medicare patients74
Paid by Medicare$12,866
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 2122024: 13238%
Drugs given in the office
2023: 2482024: 7072%
Surgery
2023: 792024: 3358%
Imaging
2023: 502024: 0100%

Dr. Chao compared with the California median for orthopedic surgeons, 2024

  • Dr. Chao
  • California median
Medicare services
235vs 68366% below
Medicare patients
74vs 21566% below
Part D claims
35vs 7050% below

Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.

Dr. Chao'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. Chao

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chao and other orthopedic surgeons in California.

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

Dr. Tom Chao treated 74 Medicare patients in 2024, average age 73

CMS counts 74 Medicare patients who saw Dr. Chao in 2024. The largest group is 65 to 74, with 40 patients. 73% of them have high blood pressure, and 73% have high cholesterol. 28% are also on Medicaid. Their average risk score is 1.51, 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. Chao's median patient age at 55, with 57% women.

Medicare patients, 202474
Average age73
Average risk score1.51
Also on Medicaid28%

Dr. Chao's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Chao's Medicare patients by sex, 2024

  • Women4257%
  • Men3243%

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

  1. High blood pressure73%
  2. High cholesterol73%
  3. Arthritis72%
  4. Diabetes39%
  5. Chronic kidney disease30%
  6. Ischemic heart disease30%
  7. Mood disorders26%
  8. Osteoporosis26%

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

Dr. Chao's patients across all payers

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

Patient panel by age, all payers

Median age 55

Patient panel by sex, all payers

  • Women57%
  • Men42%

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

Dr. Tom Chao wrote 71 Medicare Part D claims in 2024

In 2024, Dr. Chao wrote 71 Medicare Part D claims for 37 patients. 99% of them were for generic drugs. CMS names the drug for 35 of them, across 2 drugs with 11 or more claims each, at $271 in total drug cost. In 2023, CMS named 107 claims across 4 drugs.

Part D claims, 202471
Drugs named by CMS2
Total drug cost$271
Part D patients37

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

  • Generic70 claims99%
  • Brand-name and other1 claims1%

Dr. Chao'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. Chao's Part D claims, 2024

  • Opioids48%34 of 71 claims
  • Antibiotics17%12 of 71 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: 1072024: 3567%

Drugs named by CMS: 2 in 2024, 4 in 2023.

See all prescribing by Dr. Chao

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. Tom Chao takes part in Medicare

Dr. Chao 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. Tom Chao has 17 publications on record

Dmand AI links 17 papers to Dr. Chao, published from 2006 to 2022. 2016 was the busiest year, with 4. The most frequent topics are Rats, Sprague-Dawley, Disease Models, Animal and Nerve Compression Syndromes. Dr. Chao has published most often in Exp Neurol. Dr. Chao's most frequent co-authors are Ranjan Gupta, MD, Tahseen Mozaffar, MD and Volker Musahl, MD.

Papers17
Years published2006 to 2022

Dr. Chao's papers by year, 2006 to 2022

Topics Dr. Chao writes about most

  • Rats, Sprague-Dawley
  • Disease Models, Animal
  • Nerve Compression Syndromes
  • Nerve Regeneration
  • Schwann Cells
  • Axons
  • Carpal Tunnel Syndrome
  • GAP-43 Protein

Dr. Chao's most frequent co-authors

Recent publications by Dr. Chao

See all 17 publications and co-authors

See who Dr. Chao researches with

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

How network discovery works

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

Dr. Tom Chao received $9,198 in industry payments from 2016 to 2025

CMS Open Payments shows 82 general payments to Dr. Chao from 21 drug and device companies from 2016 to 2025. Education make up the largest share, 45% of the total. Smith & Nephew, Inc. paid the most, $4,367.

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

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

$9.2Kin total
  • Education$4,15045%
  • Food and beverage$4,06144%
  • Travel and lodging$98611%

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

Share is of all general payments to this clinician.

See all payments to Dr. Chao

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

Dr. Tom Chao graduated from UC San Diego School of Medicine

Dr. Chao graduated from UC San Diego School of Medicine in 2009. Dr. Chao is a member of AAOS.

  1. Medical schoolUC San Diego School of Medicine
  2. Board certified in orthopaedic surgeryAmerican Board of Orthopaedic Surgery

Source: Dmand AI Professional Profile Data

Dr. Tom Chao accepts plans from 12 insurance carriers

Dr. Chao is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

Plan types Dr. Chao accepts, by number of carriers

  1. Medicare9
  2. PPO8
  3. HMO6
  4. POS4
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Tom Chao'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 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. Tom Chao

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. Tom Chao's NPI number?

Dr. Tom Chao's NPI number is 1710117163. It was assigned on July 20, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Tom Chao?

Dr. Tom Chao is an orthopedic surgeon in Newport Beach, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).

Where does Dr. Tom Chao practice?

Dr. Chao practices at 441 Old Newport Blvd, Newport Beach, CA 92663. Dr. Chao's primary practice is Newport Care Medical Group, Inc in Newport Beach, California. Dmand AI also links Dr. Chao to 2 group practices and clinics and 2 medical groups.

What is Dr. Tom Chao's office phone number?

The practice phone on file for Dr. Chao is (949) 491-9991.

What is Dr. Tom Chao's medical license number?

Dr. Chao's California license number on file is A113067, one of the licenses on file in 2 states.

Which states has Dr. Tom Chao been licensed in?

Dmand AI has state licenses on file for Dr. Chao in California (2010 to 2025) and Pennsylvania (2015 to 2016).

Which hospitals is Dr. Tom Chao affiliated with?

Dr. Chao is affiliated with Kern Medical.

What medical group is Dr. Tom Chao part of?

Dr. Chao is linked to NewportCare Medical Group. Dmand AI links Dr. Chao to 2 more medical groups.

Does Dr. Tom Chao accept Medicare?

Yes. CMS data shows Dr. Chao billed Medicare for 235 services in 2024, and Dr. Chao accepts Medicare assignment.

How many Medicare patients does Dr. Tom Chao see?

CMS counts 74 Medicare patients who saw Dr. Chao in 2024, with an average age of 73.

Show 9 more questionsShow fewer questions

Is Dr. Tom Chao board certified?

Yes. Dr. Chao is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.

What services does Dr. Tom Chao bill to Medicare?

In 2024, Dr. Chao's most billed Medicare services were office visit, established patient (99213), injected or infused drug (J3301) and surgery: bones and joints (20610).

Where did Dr. Tom Chao go to medical school?

Dr. Chao graduated from UC San Diego School of Medicine in 2009.

What drugs does Dr. Tom Chao prescribe most?

In 2024 Medicare Part D data, Dr. Chao's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Ibuprofen.

Has Dr. Tom Chao received payments from drug or device companies?

CMS Open Payments shows $9,198 in general payments to Dr. Chao from 21 companies from 2016 to 2025. The largest total came from Smith & Nephew, Inc.

How long has Dr. Tom Chao been practicing?

Dr. Chao graduated from medical school in 2009, 17 years ago.

Does Dr. Tom Chao do research?

Dmand AI links 17 publications to Dr. Chao, published from 2006 to 2022.

Who does Dr. Tom Chao publish with?

Dr. Chao's most frequent co-authors are Ranjan Gupta, MD (7 shared papers), Tahseen Mozaffar, MD (5 shared papers) and Volker Musahl, MD (2 shared papers).

What insurance does Dr. Tom Chao accept?

Dr. Chao is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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