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Active NPI 1124289053 Individual Practitioner Female Practitioner

Dr. Doris W Chan , DO

Emergency Medicine • Houston, TX

✓ Accepts Medicare Assignment
Public Directory Information & Medical Disclaimer

This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.

Professional Overview & Biography Verified Profile Summary

Dr. Doris Chan, DO is a registered Emergency Medicine practitioner in Houston, TX. With approximately 18 years of clinical practice since graduating from Nova Southeastern College Of Osteo Medicine in 2008, Dr. Chan provides healthcare services at the registered practice location at 921 GESSNER RD.

Dr. Chan is affiliated with Memorial Hermann Hospital Based Physician Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include emergency department visit for life threatening or functioning severity, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, critical care, first. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

921 Gessner Rd
Memorial Hermann Memorial City

Houston, TX 770242501

Telephone 7132423070
Associated Practice Facility / Clinic
🏢 Metro West Facility NPI 1619935640

Medicare Profile & Education

Medical School

Nova Southeastern College Of Osteo Medicine

Graduation Year

2008

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Emergency Medicine in Houston, TX

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
18 Yrs +3.9 yrs vs City Avg
City Avg: 14.1 Yrs
State Avg: 22.2 Yrs
Regional Practice Density
831 Specialists

Practicing in Houston, TX (5048 Statewide)

Telehealth Adoption Rate
2.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
84.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chan (18 Years) 18 Yrs
Houston Specialty Average (14.1 Years) 14.1 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity
242 236 $1136.00 $179.00
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only
222 209 $56.00 $8.13
99291 Critical care, first 30-74 minutes
58 58 $1455.00 $215.71
99284 Emergency department visit with moderate level of medical decision making
31 30 $782.00 $123.57

Medical Specialties & State Licenses

CMS Verified: 2024-09-13
Emergency Medicine Primary Specialty

NUCC Taxonomy Code: 207P00000X

State License TX P8347

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.

Hospital & Practice Group Affiliations

Memorial Hermann Hospital Based Physician Group

921 Gessner Rd, Houston, TX 770242501

Phone: 7133386565

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

6 Associated Practitioners
Donna Schumann

Nurse Practitioner - Family

NPI 1275939159
NPI 1396705398

Doctor of Osteopathic Medicine (D.O.), Doctor of Medicine (M.D.)

Dr. Nika Brusatori , MD

Emergency Medicine

NPI 1417974965

Doctor of Medicine (M.D.)

Dr. Shaun Bhatia , MD

Emergency Medicine

NPI 1497074991

Doctor of Medicine (M.D.)

Dr. Robert Szema , MD, PhD

Emergency Medicine

NPI 1639335417

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Cybill Hubert , FNP-C

Nurse Practitioner - Family

NPI 1679929459

Family Nurse Practitioner (Certified)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active March 22, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location March 22, 2016

Registered at 921 GESSNER RD, MEMORIAL HERMANN MEMORIAL CITY, HOUSTON, TX 770242501 (Tel: 7132423070)

📍
Updated Business Mailing Address March 22, 2016

Registered at 1215 W 25TH ST, UNIT D, HOUSTON, TX 770082472

👤
Provider Name / Credentials Updated March 22, 2016

Recorded as DORIS CHAN, D.O.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 22, 2016

Emergency Medicine (License #P8347 in TX)

🟢
Initial NPI Registration & Enumeration June 23, 2008

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1124289053
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 23, 2008
Last Update: September 13, 2024
Sole Proprietor: Yes

Mailing Address

1215 W 25th St, Unit D

Houston, TX 770082472

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.