ERNESTO ZATARAIN-RIOS MD
NPI 1487720439
Internal Medicine - Rheumatology in Burlingame, CA

Active since November 28, 2006PECOS EnrolledAccepts Medicare Assignment
1501 TROUSDALE DR, 3RD FLOOR, BURLINGAME, CA 94010(650) 652-8500 Get Directions Write a Review

NPPES record last updated: March 9, 2020. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ernesto Zatarain-rios Md NPPES

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

ERNESTO ZATARAIN-RIOS MD (NPI 1487720439) is an individual rheumatology provider in Burlingame, California, licensed in California (A46442) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1978).

NPPES Registry Identity

NPI1487720439
Entity TypeIndividualMale
Primary Taxonomy207RR0500X
Provider Legal NameERNESTO ZATARAIN-RIOSCredential: MD
Location Address1501 TROUSDALE DR, 3RD FLOORBurlingame, CA 94010-4506
Mailing Address325 Distel CirLos Altos, CA 94022-1408 · (650) 652-8755 · Fax (650) 652-8501
Sole ProprietorNo
Medical School CMSOtherGraduated 1978
Enumeration DateNovember 28, 2006
Last NPPES UpdateMarch 9, 2020
NPPES CertifiedMarch 9, 2020
NPI 1487720439 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License Licensed in CA · A46442
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
1501 TROUSDALE DR, Burlingame, CA 94010

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

Ernesto Zatarain-rios Md 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 ID6204925126
PECOS Enrollment IDI20200423000413
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 7

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.
343 services202 patients
Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
56 services13 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.
42 services37 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
36 services28 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
33 services29 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.
31 services31 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94010 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
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Surgery (Surgical Oncology)
1501 TROUSDALE DR
BURLINGAME, CA 94010
Family Medicine
1501 TROUSDALE DR, 3RD FLOOR
BURLINGAME, CA 94010
Hospitalist
1501 TROUSDALE DR
BURLINGAME, CA 94010
Surgery (Vascular Surgery)
1501 TROUSDALE DR, 5TH FLOOR
BURLINGAME, CA 94010
Hospitalist
1501 TROUSDALE DR
BURLINGAME, CA 94010
Internal Medicine (Cardiovascular Disease)
1501 TROUSDALE DR, 2ND FLOOR
BURLINGAME, CA 94010
Pediatrics
1501 TROUSDALE DR
BURLINGAME, CA 94010
Internal Medicine (Clinical Cardiac Electrophysiology)
1501 TROUSDALE DR
BURLINGAME, CA 94010

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ernesto Zatarain-rios's NPI number?

The NPI number for Ernesto Zatarain-rios is 1487720439. It was assigned to this individual provider in the NPPES registry on November 28, 2006.

Where is Ernesto Zatarain-rios located?

Ernesto Zatarain-rios practices at 1501 Trousdale Dr 3rd Floor, Burlingame, CA 94010. The listed phone number is (650) 652-8500.

What is Ernesto Zatarain-rios's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Ernesto Zatarain-rios enrolled in Medicare?

Yes. Ernesto Zatarain-rios is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Ernesto Zatarain-rios was last updated on March 9, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.