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      • Providing great health care is our goal.
        • About WellMed
        • Your care team
        • Virtual video visits
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        • Specialists for Health
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        • Services and specialties
        • Extended hours clinics

        • Become a WellMed patient

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          Request an appointment
    • Patient resources
      • Take a look at what makes WellMed great.
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        • Wellmed Charitable Foundation
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          Request an appointment
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          Age healthy now blog
        • Docs in a Pod
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          • How to protect your memory as you age

            June 10, 2026

          • Can you reverse liver fibrosis? What science says about healing your liver

            June 8, 2026

          • Loneliness in old age—finding motivation and connection

            June 3, 2026

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North Houston Nephrology & Diagnostic Associates, P.A. Store Front

North Houston Nephrology & Diagnostic Associates, P.A.

607 Timberdale Ln
Ste 201
Houston, TX  77090
Driving Directions

View our clinicians
Call 1-281-440-3005 to schedule

Languages spoken

English
Korean
Print Email
Call 1-281-440-3005 to schedule

Languages spoken

English
Korean
Print Email
Print Email

North Houston Nephrology & Diagnostic Associates, P.A.
Call location1-281-440-3005
Get directions 607 Timberdale Ln Ste 201
Houston,  TX 77090
Fax number1-281-444-9070
Call location1-281-440-3005
Get directions 607 Timberdale Ln Ste 201
Houston,  TX 77090
Fax number1-281-444-9070

Office Hours

Sunday Closed
Monday 8 a.m. to 5 p.m.
Tuesday 8 a.m. to 5 p.m.
Wednesday 8 a.m. to 5 p.m.
Thursday 8 a.m. to 5 p.m.
Friday 8 a.m. to 5 p.m.
Saturday Closed

Our clinicians

Evaristo Jamero Decena, NP practices Family Nurse Practitioner in Conroe, Houston, and Humble
Evaristo Jamero Decena, NP
Family nurse practitioner
Call 1-281-440-3005 View profile
Richard J. Foley, MD practices Nephrology in Conroe, Houston, and Humble
Richard J. Foley, MD
Nephrology
Call 1-281-440-3005 View profile
Gene D. Forrester, MD practices Internal Medicine and Nephrology in Houston
Gene D. Forrester, MD
Internal medicine
Call 1-281-440-3005 View profile
Syed Rehan Kadri, MD practices Internal Medicine and Nephrology in Houston and Humble
Syed Rehan Kadri, MD
Internal medicine
Call 1-281-440-3005 View profile
Helen Hyun-Sun Lee, MD practices Nephrology in Conroe, Houston, and Humble
Helen Hyun-Sun Lee, MD
Nephrology
Call 1-281-440-3005 View profile
Advayanand G. Shirsalkar, MD practices Nephrology in Conroe, Houston, and Humble
Advayanand G. Shirsalkar, MD
Nephrology
Call 1-281-440-3005 View profile
Nizar Ahmad Younas, MD practices Nephrology in Conroe, Houston, and Humble
Nizar Ahmad Younas, MD
Nephrology
Call 1-281-440-3005 View profile

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