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WARREN WILLIAM SIMI MD
NPI 1255329561
Internal Medicine in Houston, TX

Active since October 11, 2005PECOS Enrolled
4126 SOUTHWEST FWY, STE 400, HOUSTON, TX 77027(713) 479-1100(713) 622-6910 Get Directions Write a Review

NPPES record last updated: December 11, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Warren William Simi Md NPPES

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

WARREN WILLIAM SIMI MD (NPI 1255329561) is an individual internal medicine provider in Houston, Texas, licensed in Texas (D 9661) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1255329561
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameWARREN WILLIAM SIMICredential: MD
Location Address4126 SOUTHWEST FWY, STE 400Houston, TX 77027-7310
Mailing Address4126 Southwest Fwy, Ste 400Houston, TX 77027-7310 · (713) 479-1100 · Fax (713) 622-6910
Phone(713) 479-1100
Fax(713) 622-6910
Sole ProprietorYes
Enumeration DateOctober 11, 2005
Last NPPES UpdateDecember 11, 2007
✔ NPI 1255329561 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · D 9661
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License D 9661 (TX)
4126 SOUTHWEST FWY, Houston, TX 77027
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Other Identifiers 2

Medicare UPINC21820
Medicare PIN8435B0TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc..Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Warren William Simi Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

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 services40 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.
27 services22 patients
Urinalysis, manual test 81002
A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.
22 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77027 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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.

Reported Quality Measures

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
1%91 patients1/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 5

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

Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
3 suppliers13 claims68 services$16.18 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
4 suppliers13 claims13 services$44.78 avg. paid by Medicare
Tubing used with positive airway pressure device A7037
DME-Other DME · category DE001N
2 suppliers12 claims12 services$9.23 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
4 suppliers15 claims90 services$1.75 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$60.91 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.

KRISTI J POSEY M.D.
Psychiatry & Neurology (Sleep Medicine)
4126 SOUTHWEST FWY, SUITE 800
HOUSTON, TX 77027
Harris County (713) 623-6717
PLASTIC SURGERY & ENT
Otolaryngology (Otolaryngology/Facial Plastic Surgery)
4126 SOUTHWEST FWY, SUITE 1210
HOUSTON, TX 77027
Harris County (713) 621-2556
CHRISTINE LYNN FONTENOT CSA
Physician Assistant (Surgical)
4126 SOUTHWEST FWY, SUITE 800
HOUSTON, TX 77027
Harris County (713) 572-0030
DR. STEVEN CHAD GOODMAN D.D.S.
Dentist (Endodontics)
4126 SOUTHWEST FWY, SUITE 1040
HOUSTON, TX 77027
Harris County (713) 626-8343
DR. JOVAN M. POPOVICH M.D., P.A.
Internal Medicine (Rheumatology)
4126 SOUTHWEST FWY, SUITE #520
HOUSTON, TX 77027
Harris County (713) 850-7272
JOANNA FORD
Occupational Therapy Assistant
4126 SOUTHWEST FWY, 330
HOUSTON, TX 77027
Harris County (713) 520-1210
VICTOR M. RODRIGUEZ, M.D., MEDICAL GROUP, PLLC
Specialist
4126 SOUTHWEST FWY, SUITE 520
HOUSTON, TX 77027
Harris County (713) 664-1918
SOUTHWEST ENDODONTIC SPECIALISTS, L.L.P.
Dentist (Endodontics)
4126 SOUTHWEST FWY, SUITE 1040
HOUSTON, TX 77027
Harris County (713) 626-8343

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 Warren Simi's NPI number?

The NPI number for Warren Simi is 1255329561. It was assigned to this individual provider in the NPPES registry on October 11, 2005.

Where is Warren Simi located?

Warren Simi practices at 4126 Southwest Fwy Ste 400, Houston, TX 77027. The listed phone number is (713) 479-1100.

What is Warren Simi's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Warren Simi enrolled in Medicare?

Yes. Warren Simi is registered in the Medicare PECOS enrollment system.

What insurance does Warren Simi accept?

Health plans from Blue Cross and Blue Shield of Texas and Imperial Insurance Companies, Inc. list Warren Simi 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 Warren Simi was last updated on December 11, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.