1. Home
  2. Directory
  3. Texas
  4. Houston
  5. Emergency Medicine
  6. NPI Profile

DR. CHARLES LAWRENCE MADDOW M.D.
NPI 1891710471
Emergency Medicine in Houston, TX

Active since July 13, 2006PECOS Enrolled
82.38/100
CMS Quality Rating
6431 FANNIN ST, EMERGENCY MEDICINE JJL 4TH FLOOR, HOUSTON, TX 77030(713) 500-7668 Get Directions Write a Review

NPPES record last updated: June 15, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Charles Lawrence Maddow M.d. NPPES

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

DR. CHARLES LAWRENCE MADDOW M.D. (NPI 1891710471) is an individual emergency medicine provider in Houston, Texas, licensed in Texas (FTL 42805) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1891710471
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. CHARLES LAWRENCE MADDOWCredential: M.D.
Location Address6431 FANNIN ST, EMERGENCY MEDICINE JJL 4TH FLOORHouston, TX 77030-1501
Mailing Address6431 Fannin St, Emergency Medicine Jjl 450 JHouston, TX 77030-1501 · (713) 500-7668
Phone(713) 500-7668
Sole ProprietorNo
Enumeration DateJuly 13, 2006
Last NPPES UpdateJune 15, 2010
✔ NPI 1891710471 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in TX · FTL 42805✔ Licensed in NY · 220874
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
6431 FANNIN ST, Houston, TX 77030
Open in Google Maps ↗

Other Identifiers 7

Medicaid02165740NY
Other205110402TX · Cshcn
Medicare UPINH44138
Other8V3107TX · Blue Cross Blue Shield
Medicaid205110401TX
Medicare ID-Type UnspecifiedCC7363NY · Eass
Medicare PIN8L18813TX

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 (PECOS)

Dr. Charles Lawrence Maddow M.d. 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 2

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
48 services48 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
23 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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
$90.40 typical visit price
range $58.24 – $176.98
Typical copayment $22.60 (range $14.56 – $44.24)
Most-billed visit code 99203
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.

82.38/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality79.23
Promoting Interoperability100
Improvement Activities40
Cost58.5

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.

DR. STUART MASON FRASER M.D.
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
6431 FANNIN ST, MSB 3.151
HOUSTON, TX 77030
Harris County (713) 500-5800
AMY ROSSI MD
Emergency Medicine
6431 FANNIN ST, JJL 431
HOUSTON, TX 77030
Harris County (713) 500-7882
MATTHEW KHOA NGUYEN
Student in an Organized Health Care Education/Training Program
6431 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-6113
MARY WAYNE PELTIER MD
Student in an Organized Health Care Education/Training Program
6431 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-5010
HANNA MAVRIC DO
Student in an Organized Health Care Education/Training Program
6431 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-7882
DR. DAVIDE CATTANO MD
Anesthesiology
6431 FANNIN ST, MSB 5.020
HOUSTON, TX 77030
Harris County (713) 500-6235
MICHAEL ANTHONY HOLZMAN
Orthopaedic Surgery
6431 FANNIN ST, SUITE JJL 310
HOUSTON, TX 77030
Harris County (713) 500-5154
SHUBHANGI MEHRA
Student in an Organized Health Care Education/Training Program
6431 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-0798

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 Charles Maddow's NPI number?

The NPI number for Charles Maddow is 1891710471. It was assigned to this individual provider in the NPPES registry on July 13, 2006.

Where is Charles Maddow located?

Charles Maddow practices at 6431 Fannin St Emergency Medicine Jjl 4th Floor, Houston, TX 77030. The listed phone number is (713) 500-7668.

What is Charles Maddow's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Charles Maddow enrolled in Medicare?

Yes. Charles Maddow is registered in the Medicare PECOS enrollment system.

What insurance does Charles Maddow 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 4 other insurers list Charles Maddow 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 Charles Maddow was last updated on June 15, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.