NPPES file of Aug 9, 2026

Heajeoung Koh, MD

Emergency Medicine Physician · Huntsville, AL

Heajeoung Koh, MD is an emergency medicine physician with a practice address in Huntsville, Alabama, and NPI 1164611125, issued on Oct 16, 2007. Check the license on the Alabama Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1164611125
Name
Heajeoung Koh
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
57013530 OH
Self-reported in NPPES; status is on the state search
Practice location
101 Sivley RD SW, Huntsville, AL 35801
Phone
(256) 265-6728
Enumerated
Oct 16, 2007
Record last updated
Mar 15, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150504002477); accepts Medicare assignment
Medical or professional school
Texas A & M University System, Hsc, College Of Medicine, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 101 Sivley RD SW

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Carmen Abarca, CRNACertified Registered Nurse Anesthetist1295618734
  2. Toaa Abuelenen, MDHospitalist Physician1821652157
  3. Eugene Acupan, M.D.Anesthesiology Physician1164489985
  4. Limitha AdimalaInternal Medicine Physician1144639030
  5. Noaman Ahmad, MDInternal Medicine Physician1356863377
  6. Marilyn Alleman, CRNACertified Registered Nurse Anesthetist1861630246

Verify Heajeoung Koh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersAlabama Board of Medical ExaminersCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Alabama license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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34% more Medicare Part D claims than the average emergency medicine physician in 2024

303 Medicare Part D claims for 219 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 71 claims were for opioids.

  1. Heajeoung Koh303
  2. Specialty average226

Most prescribed

  1. Hydrocodone-Acetaminophen44 claims
  2. Cyclobenzaprine Hcl21 claims
  3. Cephalexin17 claims
  4. Ondansetron Odt17 claims
  5. Cefdinir14 claims
  6. Sulfamethoxazole-Trimethoprim12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Salem Emergency Physicians Service, PCSalem, OR

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Heajeoung Koh among 678 emergency medicine physician records in Alabama

Heajeoung Koh, MD is one of 678 emergency medicine physician records with a practice address in Alabama. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 49% of them.

  • NPI issued2007 · 49% of these records are older, 46% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2007 · median 2011 among the 399 with a school on file
  • Record last updated2012 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

64 emergency medicine physician records list a practice address in Huntsville

They are 64 of the 5,555 NPPES records with a practice address in Huntsville, and 678 emergency medicine physician records in Alabama.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Daniel Andress, MDHuntsville, AL 358011053306068
  2. Richard Brooks, MDHuntsville, AL 358011770578783
  3. Gail Bundow, MDHuntsville, AL 358011881696128
  4. Thomas Calvert, MDHuntsville, AL 358011942295928
  5. Laura Cazier, MDHuntsville, AL 358011861487845
  6. Kenneth Collins, MDHuntsville, AL 358011487649497
  7. Mark Eich, MDHuntsville, AL 358011326033309
  8. Alexandra Fetter Zarzeka, MDHuntsville, AL 358011508851593

Common questions

What is Heajeoung Koh, MD's NPI number?

Heajeoung Koh, MD's National Provider Identifier (NPI) is 1164611125, issued on Oct 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Heajeoung Koh, MD located?

The NPPES record lists a practice address at 101 Sivley RD SW, Huntsville, AL, 35801. Phone: (256) 265-6728. Providers update this record themselves, so call before visiting.

How can I verify Heajeoung Koh, MD's license?

Search the Alabama Board of Medical Examiners at https://www.albme.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Heajeoung Koh, MD prescribe under Medicare Part D?

In 2024, Heajeoung Koh, MD had 303 Medicare Part D claims for 219 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.