DR. ANN K. KAO M.D.
NPI 1336130145
Internal Medicine - Cardiovascular Disease in Larkspur, CA

Q: What is Ann Kao's NPI number?

The NPI number for Ann Kao is 1336130145. It was assigned to this individual provider in the NPPES registry on November 1, 2005.

Q: What is Ann Kao's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Ann Kao was last updated on July 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since November 01, 2005PECOS Enrolled

2 BON AIR RD STE 100, LARKSPUR, CA 94939(415) 927-0666(415) 927-6168 Get Directions Write a Review

NPPES record last updated: July 20, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Ann K. Kao M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ANN K. KAO M.D. (NPI 1336130145) is an individual cardiovascular disease provider in Larkspur, California, licensed in California (G65338) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS and is a graduate of New York University School Of Medicine (1985).

NPPES Registry Identity

NPI1336130145

Entity TypeIndividualFemale

Primary Taxonomy207RC0000X

Provider Legal NameDR. ANN K. KAOCredential: M.D.

Location Address2 BON AIR RD STE 100Larkspur, CA 94939-1144

Mailing Address2 Bon Air Rd, #100Larkspur, CA 94939-1141 · (415) 927-0666 · Fax (415) 927-6168

Phone(415) 927-0666

Fax(415) 927-6168

Sole ProprietorNo

Medical School CMSNew York University School Of MedicineGraduated 1985

Enumeration DateNovember 1, 2005

Last NPPES UpdateJuly 20, 2021

NPPES CertifiedJuly 20, 2021

✔ NPI 1336130145 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in CA · G65338

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

2 BON AIR RD STE 100, Larkspur, CA 94939

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Ann K. Kao M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID547321770

PECOS Enrollment IDI20081206000145

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 15

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

264 services183 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

196 services166 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

157 services128 patients

Outpatient heart rehabilitation with electrocardiogram (ecg) monitoring, quality health care professional services 93798

Outpatient heart rehabilitation involves regular visits to a clinic for heart health improvement after a cardiac event. During these sessions, an electrocardiogram (ECG) monitors heart activity, while healthcare professionals provide personalized care and education on lifestyle changes, ensuring a safe recovery and reducing future heart risks.

76 services27 patients

Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes 99421

This service involves a week-long digital assessment of your health status. It's conducted online by your healthcare provider, focusing on managing your existing health condition. The process takes 5-10 minutes of your time daily, ensuring optimal health management.

41 services30 patients

Ultrasound of heart blood flow, valves and chambers 93320

An ultrasound of your heart, also known as an echocardiogram, is a test that uses sound waves to create detailed images of your heart. It helps doctors check the health of your heart's chambers, valves, and blood flow.

31 services31 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function 93325

An ultrasound of the heart, also known as an echocardiogram, uses sound waves to create pictures of your heart. It shows the structure, movement, and blood flow within your heart. This helps assess the heart's health and function, including the valves and rate.

31 services31 patients

Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report 93351

This procedure involves using ultrasound technology to create images of your heart while you rest, exercise, or undergo drug-induced stress. An ECG continuously monitors your heart's electrical activity. It helps doctors assess heart health and function.

31 services31 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

29 services29 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

27 services27 patients

Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212

This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.

27 services27 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

21 services21 patients

Heart rhythm recording of continous external ekg over 8-15 days 93246

A heart rhythm recording is a non-invasive procedure where a small device, attached externally, monitors your heart's electrical activity for 8-15 days. It helps detect irregular heart rhythms, assess heart rate, and guide treatment decisions. It's safe, painless, and can be done during normal daily activities.

15 services15 patients

Heart rhythm review and interpretation of continous external ekg over 8-15 days 93248

This service involves wearing a device for 8-15 days that continuously records your heart's electrical activity. It helps in identifying irregular heart rhythms. The recorded data is then reviewed and interpreted by a healthcare professional for any abnormalities.

15 services15 patients

Online digital evaluation and management service for an established patient for up to 7 days, total time 11-20 minutes 99422

This is a digital health service for existing patients. Over a week, your healthcare provider will assess and manage your health concerns online. The total time spent communicating will be between 11-20 minutes. This service offers convenience and continuous care.

14 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94939 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$154.04 typical visit price

range $69.07 – $202.63

Typical copayment $38.51 (range $17.26 – $50.65)

Most-billed visit code 99204

Established Patient

$85.00 typical visit price

range $23.44 – $166.64

Typical copayment $21.25 (range $5.86 – $41.66)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. SAHAR NADERI M.D.

Internal Medicine (Cardiovascular Disease)