JOHN QUIAMAS DO
NPI 1023545712
Family Medicine in West Covina, CA

Active since May 12, 2017PECOS EnrolledAccepts Medicare Assignment
79.29/100
CMS Quality Rating
1135 S SUNSET AVE STE 401, WEST COVINA, CA 91790(626) 732-8390 Get Directions Write a Review

NPPES record last updated: February 2, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 25, 2022, Jul 29, 2020, May 12, 2017 (3 updates tracked since 2017).

About John Quiamas Do NPPES

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

JOHN QUIAMAS DO (NPI 1023545712) is an individual family medicine provider in West Covina, California, licensed in Michigan (5101025480) and active in the NPI registry since May 2017. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1023545712
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameJOHN QUIAMASCredential: DO
Location Address1135 S SUNSET AVE STE 401West Covina, CA 91790-3921
Mailing Address1135 S Sunset Ave Ste 401West Covina, CA 91790-3921 · (626) 732-8390
Sole ProprietorYes
Medical School CMSOtherGraduated 2017
Enumeration DateMay 12, 2017
Last NPPES UpdateFebruary 2, 20243 updates tracked since enumeration
NPPES CertifiedFebruary 2, 2024
NPI 1023545712 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in MI · 5101025480
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1135 S SUNSET AVE STE 401, West Covina, CA 91790

Secondary Practice Locations 2

Location 133155 Annapolis StWayne, MI 48184-2405 · Phone (734) 467-2482 ext. 35642
Location 2455 Toll Gate RdWarwick, RI 02886-2759 · Phone (401) 737-7000 ext. 35642

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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

John Quiamas Do 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 ID4981020575
PECOS Enrollment IDI20210916001394
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 3

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.

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.
32 services11 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.
26 services12 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91790 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

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.

79.29/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality67.46
Promoting Interoperability90
Improvement Activities40
Cost50.22

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.

Family Medicine
1135 S SUNSET AVE STE 401
WEST COVINA, CA 91790
Family Medicine
1135 S SUNSET AVE STE 401
WEST COVINA, CA 91790
Specialist
1135 S SUNSET AVE STE 401
WEST COVINA, CA 91790
Nurse Practitioner (Pediatrics)
1135 S SUNSET AVE STE 401
WEST COVINA, CA 91790
Nurse Practitioner (Family)
1135 S SUNSET AVE STE 401
WEST COVINA, CA 91790
Nurse Practitioner (Family)
1135 S SUNSET AVE STE 401
WEST COVINA, CA 91790
Psychiatry & Neurology (Psychiatry)
1135 S SUNSET AVE STE 401
WEST COVINA, CA 91790
Nurse Practitioner (Family)
1135 S SUNSET AVE STE 401
WEST COVINA, CA 91790

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 John Quiamas's NPI number?

The NPI number for John Quiamas is 1023545712. It was assigned to this individual provider in the NPPES registry on May 12, 2017.

Where is John Quiamas located?

John Quiamas practices at 1135 S Sunset Ave Ste 401, West Covina, CA 91790. The listed phone number is (626) 732-8390.

What is John Quiamas's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is John Quiamas enrolled in Medicare?

Yes. John Quiamas 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 John Quiamas was last updated on February 2, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.