Dr. Stephen S. Chun, MD

  • Spring, TX
  • Emergency medicine physician
NPI1053412379
Medicare services, 2021
299
Part D claims, 2019
32
Affiliated sites
1
Insurance carriers
15
State licenses
2
Practice address
233 W Parker Rd, Houston, TX 77076-2915
Practice phone
Call (281) 765-2930
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

North Houston Emergency Physicians Association

Physician office · Houston, Texas

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Dr. Stephen S. Chun is an emergency medicine physician in Spring, Texas

Dr. Chun practices at North Houston Emergency Physicians Association in Houston, Texas.

Dr. Chun's NPI, 1053412379, was assigned on September 26, 2006. Dr. Chun graduated from Yonsei University College of Medicine in 1968. Dr. Chun's Texas license number on file is G2672.

NPI and contact details
NPI enumeration date
September 26, 2006
NPI status
Active
Practice phone
(281) 765-2930
Professional email
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Personal email
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Mobile number
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Sex
Male
Medical school graduation
1968

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Stephen S. Chun practices in Houston and Spring

Dr. Chun's primary practice is North Houston Emergency Physicians Association, at 233 W Parker Rd, Houston, TX 77076-2915. The practice phone is (281) 765-2930. The NPI Registry lists Dr. Chun's practice address as 20635 Kuykendahl Rd, Spring, TX 77379.

  • North Houston Emergency Physicians AssociationPrimary
    233 W Parker Rd, Houston, TX 77076-2915Phone(281) 765-2930
  • NPI Registry address
    20635 Kuykendahl Rd, Spring, TX 77379 · Harris CountyPhone(281) 363-3156

Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data

Dr. Stephen S. Chun is affiliated with 1 site of care

Dr. Chun's primary practice is North Houston Emergency Physicians Association in Houston, Texas.

North Houston Emergency Physicians AssociationPhysician office · Houston, TexasPrimary

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Stephen S. Chun's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chun practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
North Houston Emergency Physicians AssociationAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Stephen S. Chun is one of 4,831 emergency medicine physicians in Texas

Emergency medicine is Dr. Chun's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Chun is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Chun's licenses on file in 2 states: Texas and Ohio.

Specialties and state licenses

  • Emergency medicine, TexasPrimaryLicense G2672 · 1982 to 2022 · taxonomy 207P00000X
  • Ohio license1975 to 2021

Emergency medicine physicians near Dr. Chun

Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.

4,831emergency medicine physicians in Texas
8emergency medicine physicians in Spring

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Stephen S. Chun billed Medicare for 299 services in 2021

CMS data shows 299 Medicare services from Dr. Chun across 4 procedure codes in 2021. Medicare paid $12,437 for them. Every service was in an office.

Medicare services, 2021299
Paid by Medicare$12,437
Procedure codes4

Dr. Chun's Medicare services by type, 2020 to 2021

  • 2020
  • 2021
Other services
2020: 1412021: 21754%
Office and hospital visits
2020: 02021: 82

Dr. Chun compared with the Texas median for emergency medicine physicians, 2021

  • Dr. Chun
  • Texas median
Medicare services
299vs 22533% above
Part D claims
32vs 7457% below

Medians across 4,588 emergency medicine physicians in Texas with Dmand AI profiles that report each measure.

Dr. Chun's most billed Medicare procedure codes, 2021

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Stephen S. Chun wrote 32 Medicare Part D claims in 2019

In 2019, Dr. Chun wrote 32 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $215 in total drug cost. In 2018, CMS named 15 claims across 1 drug.

Part D claims, 201932
Drugs named by CMS2
Total drug cost$215

Dr. Chun's most prescribed drugs by claims, 2019

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2018 to 2019

  • 2018
  • 2019
Claims for drugs CMS names
2018: 152019: 32113%

Drugs named by CMS: 2 in 2019, 1 in 2018.

See all prescribing by Dr. Chun

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Dr. Stephen S. Chun graduated from Yonsei University College of Medicine

Dr. Chun graduated from Yonsei University College of Medicine in 1968.

  1. Medical schoolYonsei University College of Medicine
  2. Board certified in emergency medicineAmerican Board of Emergency Medicine

Source: Dmand AI Professional Profile Data

Dr. Stephen S. Chun accepts plans from 15 insurance carriers

Dr. Chun is in network with 15 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Aetna
  • Alliant Health Plans
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Arkansas Blue Cross and Blue Shield
  • +7 more carriersWith a free account

Plan types Dr. Chun accepts, by number of carriers

  1. HMO9
  2. PPO9
  3. Medicare4
  4. POS4
  5. EPO3

Source: Dmand AI Insurance Network Data

Sources for Dr. Stephen S. Chun's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Stephen S. Chun

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Stephen S. Chun's NPI number?

Dr. Stephen S. Chun's NPI number is 1053412379. It was assigned on September 26, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Stephen S. Chun?

Dr. Stephen S. Chun is an emergency medicine physician in Spring, Texas. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Stephen S. Chun practice?

Dr. Chun practices at 233 W Parker Rd, Houston, TX 77076-2915. Dr. Chun also practices at 20635 Kuykendahl Rd, Spring, TX 77379. Dr. Chun's primary practice is North Houston Emergency Physicians Association in Houston, Texas.

What is Dr. Stephen S. Chun's office phone number?

The practice phone on file for Dr. Chun is (281) 765-2930.

What is Dr. Stephen S. Chun's medical license number?

Dr. Chun's Texas license number on file is G2672, one of the licenses on file in 2 states.

Which states has Dr. Stephen S. Chun been licensed in?

Dmand AI has state licenses on file for Dr. Chun in Texas (1982 to 2022) and Ohio (1975 to 2021).

Does Dr. Stephen S. Chun accept Medicare?

Yes. CMS data shows Dr. Chun billed Medicare for 299 services in 2021.

Is Dr. Stephen S. Chun board certified?

Yes. Dr. Chun is board certified in emergency medicine by the American Board of Emergency Medicine.

What services does Dr. Stephen S. Chun bill to Medicare?

In 2021, Dr. Chun's most billed Medicare services were medical service (U0003), medical service (U0005) and office visit, established patient (99211).

Where did Dr. Stephen S. Chun go to medical school?

Dr. Chun graduated from Yonsei University College of Medicine in 1968.

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What drugs does Dr. Stephen S. Chun prescribe most?

In 2019 Medicare Part D data, Dr. Chun's most prescribed drugs by claims were Azithromycin and Cephalexin.

How long has Dr. Stephen S. Chun been practicing?

Dr. Chun graduated from medical school in 1968, 58 years ago.

What insurance does Dr. Stephen S. Chun accept?

Dr. Chun is in network with 15 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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