LULU REBECCA TSAO
NPI 1780047779
Internal Medicine - Allergy & Immunology in San Francisco, CA

Q: What is Lulu Tsao's NPI number?

The NPI number for Lulu Tsao is 1780047779. It was assigned to this individual provider in the NPPES registry on March 29, 2016. The provider is also known as Rebecca Lu Tsao.

Q: What is Lulu Tsao's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Allergy & Immunology, with taxonomy code 207RA0201X.

Q: When was this NPI record last updated?

The NPPES record for Lulu Tsao was last updated on August 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 March 29, 2016PECOS EnrolledAccepts Medicare Assignment

74.46/100

CMS Quality Rating

400 PARNASSUS AVE FL 2, SAN FRANCISCO, CA 94143(415) 353-2725(415) 353-3529 Get Directions Write a Review

NPPES record last updated: August 17, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 17, 2021, Mar 29, 2016 (2 updates tracked since 2016).

On this page

About Lulu Rebecca Tsao NPPES

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

LULU REBECCA TSAO (NPI 1780047779) is an individual allergy & immunology provider in San Francisco, California, licensed in California (A152982) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (2016).

NPPES Registry Identity

NPI1780047779

Entity TypeIndividualFemale

Primary Taxonomy207RA0201X

Provider Legal NameLULU REBECCA TSAO

Location Address400 PARNASSUS AVE FL 2San Francisco, CA 94143-2202

Mailing Address400 Parnassus Ave, Box 0336San Francisco, CA 94143-2204 · (415) 353-2725 · Fax (415) 353-3529

Phone(415) 353-2725

Fax(415) 353-3529

Sole ProprietorNo

Medical School CMSHarvard Medical SchoolGraduated 2016

Enumeration DateMarch 29, 2016

Last NPPES UpdateAugust 17, 20212 updates tracked since enumeration

NPPES CertifiedAugust 17, 2021

✔ NPI 1780047779 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Allergy & ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code207RA0201X

License✔ Licensed in CA · A152982

Definition

An internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Special Qualifications in the field of Allergy & Immunology.

400 PARNASSUS AVE FL 2, San Francisco, CA 94143

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Other Names 1

Former Name (1)Rebecca Lu Tsao

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Lulu Rebecca Tsao is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1355747692

PECOS Enrollment IDI20210910002434

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 6

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.

Test for allergy using allergenic extract 95004

An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.

890 services19 patients

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.

51 services47 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.

48 services38 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.

38 services38 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.

25 services25 patients

Test for allergy using ingested items, initial 2 hours 95076

This is a test to identify food allergies. You'll consume specific foods under medical supervision. For the initial 2 hours, reactions like skin rashes, breathing issues, or digestive problems are monitored. It helps pinpoint what foods may be causing allergic reactions.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 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

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.46/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Promoting Interoperability

Improvement Activities

Cost

46.68

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately) A4221

DME-Other DME · category DE017N

2 suppliers13 claims38 services$18.21 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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. JEFFREY M. HARRIS M.D.

Pediatrics