Dr. Peter Nicholas Kao, MD

  • Stanford, CA
  • Pulmonologist
NPI1568504686PAC ID7911065057
Medicare services, 2024
251
Medicare patients, 2024
174
Part D claims, 2024
789
Publications
44
MIPS score, 2024
89
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 3 affiliations

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Dr. Peter Nicholas Kao is a pulmonologist in Stanford, California

Dr. Kao practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Kao's NPI, 1568504686, was assigned on February 13, 2007. Dr. Kao graduated from Vagelos College of Physicians and Surgeons in 1988. Dr. Kao holds California license G67731.

NPI and contact details
Medicare PAC ID
7911065057
NPI enumeration date
February 13, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
64
Medical school graduation
1988

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

Dr. Peter Nicholas Kao practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Kao's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. Peter Nicholas Kao is affiliated with 2 sites of care and 1 medical group

Dr. Kao's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Kao to 1 more hospital, named with a free account. Dr. Kao's employer is on file too: a hospital.

See all 3 affiliations for Dr. Kao

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

Dmand AI tracks the EHR system at Dr. Peter Nicholas Kao's practice

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

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Peter Nicholas Kao is one of 1,339 pulmonologists in California

Pulmonary disease is Dr. Kao's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Kao is board certified in pulmonary disease by the American Board of Internal Medicine. Dr. Kao is licensed in California.

Specialties and state licenses

  • Pulmonary disease, CaliforniaPrimaryLicense G67731 · 1989 to 2027 · taxonomy 207RP1001X

Clinical focus

Dmand AI lists asthma, chronic lung disease, chronic obstructive pulmonary disease (COPD), chronic respiratory failure, pneumonia, pulmonary fibrosis, pulmonary heart disease and sleep apnea among the conditions Dr. Kao treats.

Pulmonologists near Dr. Kao

Counts of pulmonologists 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. Peter Nicholas Kao billed Medicare for 251 services in 2024

CMS data shows 251 Medicare services from Dr. Kao across 2 procedure codes in 2024, all of them office visits, for 174 Medicare patients. Medicare paid $21,559 for them.

Medicare services, 2024251
Medicare patients174
Paid by Medicare$21,559
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 2262024: 25111%

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

  • In an office3213%
  • In a facility21987%

Dr. Kao compared with the California median for pulmonologists, 2024

  • Dr. Kao
  • California median
Medicare services
251vs 64961% below
Medicare patients
174vs 27236% below
Part D claims
614vs 42146% above

Medians across 1,263 pulmonologists in California with Dmand AI profiles that report each measure.

Dr. Kao'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. Kao

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

Dr. Peter Nicholas Kao treated 174 Medicare patients in 2024, average age 76

CMS counts 174 Medicare patients who saw Dr. Kao in 2024. The largest group is 75 to 84, with 68 patients. 75% of them have high cholesterol, and 64% have high blood pressure. 18% are also on Medicaid. Their average risk score is 1.93, 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. Kao's median patient age at 72, with 57% women.

Medicare patients, 2024174
Average age76
Average risk score1.93
Also on Medicaid18%

Dr. Kao's Medicare patients by age, 2024

Dr. Kao's Medicare patients by sex, 2024

  • Women11164%
  • Men6336%

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

  1. High cholesterol75%
  2. High blood pressure64%
  3. COPD63%
  4. Asthma47%
  5. Arthritis45%
  6. Ischemic heart disease33%
  7. Osteoporosis31%
  8. Atrial fibrillation25%

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

Dr. Kao's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women57%
  • Men41%

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

Dr. Peter Nicholas Kao wrote 789 Medicare Part D claims in 2024

In 2024, Dr. Kao wrote 789 Medicare Part D claims for 117 patients. 61% of them were for generic drugs. CMS names the drug for 614 of them, across 21 drugs with 11 or more claims each, at $328,116 in total drug cost. In 2023, CMS named 597 claims across 21 drugs.

Part D claims, 2024789
Drugs named by CMS21
Total drug cost$328,116
Part D patients117

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

  • Generic485 claims61%
  • Brand-name and other304 claims39%

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

  • Antibiotics9%74 of 789 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: 5972024: 6143%

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

See all prescribing by Dr. Kao

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

Dr. Peter Nicholas Kao scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Kao for performance year 2024, reported as part of a group. Dr. Kao accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kao as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Kao's MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Peter Nicholas Kao has 44 publications on record

Dmand AI links 44 papers to Dr. Kao, published from 2002 to 2023. 2023 was the busiest year, with 3. The most frequent topics are Nuclear Factor 90 Proteins, DNA-Binding Proteins and Gene Expression Regulation. Dr. Kao has published most often in J Biol Chem. Dr. Kao's most frequent co-authors are Gerald J. Berry, MD, Ronald Gary Pearl, MD, PhD and Stephen J. Ruoss, MD.

Papers44
Years published2002 to 2023

Dr. Kao's papers by year, 2002 to 2023

Topics Dr. Kao writes about most

  • Nuclear Factor 90 Proteins
  • DNA-Binding Proteins
  • Gene Expression Regulation
  • Hypertension, Pulmonary
  • Molecular Sequence Data
  • Amino Acid Sequence
  • NFATC Transcription Factors
  • Nuclear Factor 45 Protein

Dr. Kao's most frequent co-authors

Recent publications by Dr. Kao

See all 44 publications and co-authors

See who Dr. Kao researches with

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

How network discovery works

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

Dr. Peter Nicholas Kao received $12 in industry payments in 2018

CMS Open Payments shows 1 general payment to Dr. Kao from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $12.

Companies that paid Dr. Kao the most, 2018 to 2018

Share is of all general payments to this clinician.

See all payments to Dr. Kao

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

Dr. Peter Nicholas Kao has 1 award and honors on record

Dmand AI lists 1 award for Dr. Kao, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Kao

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Peter Nicholas Kao graduated from Vagelos College of Physicians and Surgeons

Dr. Kao graduated from Vagelos College of Physicians and Surgeons in 1988.

  1. Medical schoolVagelos College of Physicians and Surgeons
  2. Board certified in pulmonary diseaseAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Peter Nicholas Kao accepts plans from 8 insurance carriers

Dr. Kao is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare

Plan types Dr. Kao accepts, by number of carriers

  1. Medicare6
  2. PPO5
  3. HMO3
  4. POS3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Peter Nicholas Kao'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)Clinician Public Reporting: Overall MIPS Performance (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)
Awards and committee rolesDmand AI Professional Profile Data
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. Peter Nicholas Kao

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. Peter Nicholas Kao's NPI number?

Dr. Peter Nicholas Kao's NPI number is 1568504686. It was assigned on February 13, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Peter Nicholas Kao?

Dr. Peter Nicholas Kao is a pulmonologist in Stanford, California. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).

Where does Dr. Peter Nicholas Kao practice?

Dr. Kao practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Kao's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Kao to 1 hospital.

What is Dr. Peter Nicholas Kao's office phone number?

The practice phone on file for Dr. Kao is (650) 723-4000.

What is Dr. Peter Nicholas Kao's medical license number?

Dr. Kao holds California license G67731.

Which hospitals is Dr. Peter Nicholas Kao affiliated with?

Dr. Kao practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Kao to 1 more hospital.

What medical group is Dr. Peter Nicholas Kao part of?

Dr. Kao is linked to Stanford Health Care.

Does Dr. Peter Nicholas Kao accept Medicare?

Yes. CMS data shows Dr. Kao billed Medicare for 251 services in 2024, and Dr. Kao accepts Medicare assignment.

Does Dr. Peter Nicholas Kao offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Kao as offering telehealth services.

What is Dr. Peter Nicholas Kao's MIPS score?

Dr. Kao's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Peter Nicholas Kao see?

CMS counts 174 Medicare patients who saw Dr. Kao in 2024, with an average age of 76.

Is Dr. Peter Nicholas Kao board certified?

Yes. Dr. Kao is board certified in pulmonary disease by the American Board of Internal Medicine.

What services does Dr. Peter Nicholas Kao bill to Medicare?

In 2024, Dr. Kao's most billed Medicare services were office visit, established patient (99214) and office visit, new patient (99204).

Where did Dr. Peter Nicholas Kao go to medical school?

Dr. Kao graduated from Vagelos College of Physicians and Surgeons in 1988.

What drugs does Dr. Peter Nicholas Kao prescribe most?

In 2024 Medicare Part D data, Dr. Kao's most prescribed drugs by claims were Prednisone, Trelegy Ellipta and Azithromycin.

Has Dr. Peter Nicholas Kao received payments from drug or device companies?

CMS Open Payments shows $12 in general payments to Dr. Kao from 1 company from 2018 to 2018. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.

How long has Dr. Peter Nicholas Kao been practicing?

Dr. Kao graduated from medical school in 1988, 38 years ago.

Does Dr. Peter Nicholas Kao do research?

Dmand AI links 44 publications to Dr. Kao, published from 2002 to 2023.

Who does Dr. Peter Nicholas Kao publish with?

Dr. Kao's most frequent co-authors are Gerald J. Berry, MD (6 shared papers), Ronald Gary Pearl, MD, PhD (6 shared papers) and Stephen J. Ruoss, MD (6 shared papers).

What insurance does Dr. Peter Nicholas Kao accept?

Dr. Kao is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

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