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DR. SILVIA GISELLE LOS M.D.
NPI 1790896389
Family Medicine in Katy, TX

Active since August 31, 2006PECOS EnrolledAccepts Medicare Assignment
24968 KATY RANCH RD UNIT 300, KATY, TX 77494(346) 998-5000(281) 394-2057 Get Directions Write a Review

NPPES record last updated: January 31, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 14, 2021, Jun 10, 2021, Feb 8, 2021 and 3 more (6 updates tracked since 2019).

About Dr. Silvia Giselle Los M.d. NPPES

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

DR. SILVIA GISELLE LOS M.D. (NPI 1790896389) is an individual family medicine provider in Katy, Texas, licensed in Texas (S2828) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Katy, and is a graduate of Other (1997).

NPPES Registry Identity

NPI1790896389
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. SILVIA GISELLE LOSCredential: M.D.
Location Address24968 KATY RANCH RD UNIT 300Katy, TX 77494-3407
Mailing Address3916 Lily Park LnFulshear, TX 77441-1875 · (346) 998-5000 · Fax (281) 394-2057
Phone(346) 998-5000
Fax(281) 394-2057
Sole ProprietorNo
Medical School CMSOtherGraduated 1997
Enumeration DateAugust 31, 2006
Last NPPES UpdateJanuary 31, 20246 updates tracked since enumeration
NPPES CertifiedJanuary 31, 2024
✔ NPI 1790896389 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in TX · S2828✔ Licensed in MA · 243604
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.
24968 KATY RANCH RD UNIT 300, Katy, TX 77494
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Secondary Practice Location 1

Location 123501 Cinco Ranch Blvd Ste B200Katy, TX 77494-3117 · Phone (346) 998-5000 · Fax (281) 394-2057

Other Identifiers 7

Medicaid403244302TX
Other002581601MA · Ptan
Medicaid403244308TX
Medicaid403244301TX
Medicaid412329102TX
Medicaid403244303TX
Medicaid412329101TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

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. Silvia Giselle Los 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 ID8426056854
PECOS Enrollment IDI20191001003006
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 5

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.
111 services47 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.
106 services46 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
35 services35 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.
12 services12 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77494 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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 2

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

STEADFAST PRIMARY CARE, LLC
Family Medicine
24968 KATY RANCH RD UNIT 300
KATY, TX 77494
Fort Bend County (346) 998-5000
JACQUELINE SADOWSKI FNP-C
Nurse Practitioner (Family)
24968 KATY RANCH RD UNIT 300
KATY, TX 77494
Fort Bend County (346) 998-5000

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 Silvia Los's NPI number?

The NPI number for Silvia Los is 1790896389. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Where is Silvia Los located?

Silvia Los practices at 24968 Katy Ranch Rd Unit 300, Katy, TX 77494. The listed phone number is (346) 998-5000.

What is Silvia Los's specialty?

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

Is Silvia Los enrolled in Medicare?

Yes. Silvia Los 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.

What insurance does Silvia Los accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Silvia Los as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Silvia Los was last updated on January 31, 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.