DR. WILLIAM L MADRID M.D.
NPI 1467419366
Internal Medicine - Cardiovascular Disease in Lakewood, CA

Active since April 26, 2006PECOS EnrolledAccepts Medicare Assignment
3650 SOUTH ST STE 310, LAKEWOOD, CA 90712(562) 531-1980(562) 531-7952 Get Directions Write a Review

NPPES record last updated: December 23, 2019. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. William L Madrid M.d. NPPES

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

DR. WILLIAM L MADRID M.D. (NPI 1467419366) is an individual cardiovascular disease provider in Lakewood, California, licensed in California (A48312) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1979).

NPPES Registry Identity

NPI1467419366
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameDR. WILLIAM L MADRIDCredential: M.D.
Location Address3650 SOUTH ST STE 310Lakewood, CA 90712-1519
Mailing Address3650 South St, Ste. #310Lakewood, CA 90712-1502 · (562) 531-1980 · Fax (562) 531-7952
Fax(562) 531-7952
Sole ProprietorNo
Medical School CMSOtherGraduated 1979
Enumeration DateApril 26, 2006
Last NPPES UpdateDecember 23, 2019
NPI 1467419366 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 · A48312
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.
3650 SOUTH ST STE 310, Lakewood, CA 90712

Other Identifiers 1

Medicaid00A483120CA

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

Dr. William L Madrid M.d. 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 ID2567532393
PECOS Enrollment IDI20080604000749
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 23

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.
415 services174 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
206 services52 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
203 services193 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
186 services57 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
143 services76 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.
142 services135 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90712 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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.

Other Providers at the Same Location NPPES 3

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

Internal Medicine (Cardiovascular Disease)
3650 SOUTH ST STE 310
LAKEWOOD, CA 90712
Internal Medicine (Interventional Cardiology)
3650 SOUTH ST STE 310
LAKEWOOD, CA 90712
Internal Medicine (Interventional Cardiology)
3650 SOUTH ST STE 310
LAKEWOOD, CA 90712

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 William Madrid's NPI number?

The NPI number for William Madrid is 1467419366. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Where is William Madrid located?

William Madrid practices at 3650 South St Ste 310, Lakewood, CA 90712. The listed phone number is (562) 531-1980.

What is William Madrid's specialty?

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

Is William Madrid enrolled in Medicare?

Yes. William Madrid 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 William Madrid was last updated on December 23, 2019. 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.