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Deactivated NPI 1336389691 Deactivated / Inactive NPI Male Practitioner

Dr. John M Singleton , MD

Internal Medicine • Merriam, KS

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Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. John Singleton has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date February 26, 2009
NPI Deactivation Date April 23, 2026
Total Practice Duration ~17 Years of Practice (2009 – 2026)

Professional Overview & Biography Verified Profile Summary

Dr. John Singleton, MD was a registered Internal Medicine practicing in Merriam, KS. Throughout an active medical career spanning 17 years, Dr. Singleton provided care at the practice location at 9908 EDELWEISS CIR until profile deactivation on 2026-04-23.

Practice Location & Contact Primary Location

Practice Address

9908 Edelweiss Cir

Merriam, KS 662034613

Telephone 9134030296

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Merriam, KS

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 22.5 Yrs
State Avg: 25.6 Yrs
Regional Practice Density
7 Specialists

Practicing in Merriam, KS (1061 Statewide)

Telehealth Adoption Rate
42.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License KS 04-12687

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.

Career & Practice History Timeline

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

7 Historical Events
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NPI Profile Deactivated April 23, 2026

Record deactivated on April 23, 2026

NPI Profile Active February 26, 2009

NPI status registered as active in NPPES database

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Updated Practice Location February 26, 2009

Registered at 9908 EDELWEISS CIR, MERRIAM, KS 662034613 (Tel: 9134030296)

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Updated Business Mailing Address February 26, 2009

Registered at 9908 EDELWEISS CIR, MERRIAM, KS 662034613 (Tel: 9134030296)

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Provider Name / Credentials Updated February 26, 2009

Recorded as JOHN SINGLETON, MD

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Medical Taxonomy / Specialty Registered (Primary Specialty) February 26, 2009

Internal Medicine (License #04-12687 in KS)

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Initial NPI Registration & Enumeration February 26, 2009

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: 1336389691
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 26, 2009
Last Update: February 26, 2009
Deactivation Date: April 23, 2026

Mailing Address

9908 Edelweiss Cir

Merriam, KS 662034613

Phone: 9134030296

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.