Helen Hwang, MD
Neurology Physician · Saint Louis, MO
Helen Hwang, MD is a neurology physician with a practice address in Saint Louis, Missouri, and NPI 1427408178, issued on Jun 14, 2016. Check the license (Missouri 2020016524, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Helen Hwang
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- 2020016524 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4921 Parkview PL, Saint Louis, MO 63110
- Phone
- (314) 362-6908
- Enumerated
- Jun 14, 2016
- Record last updated
- Apr 17, 2025
- Fax
- (314) 747-3258
- Medicaid ID
- 200058499 MO
- Medicare enrollment
- Enrolled (PECOS I20200722002946); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2016
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 4921 Parkview PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Homaa Ahmad, MDCardiovascular Disease Physician1477635092
Verify Helen Hwang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2020016524Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% more Medicare Part D claims than the average neurology physician in 2024
1,475 Medicare Part D claims for 197 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims. 21 claims were for opioids.
Most prescribed
- Carbidopa-Levodopa454 claims
- Carbidopa-Levodopa Er141 claims
- Gabapentin79 claims
- Clonazepam67 claims
- Mirtazapine66 claims
- Amantadine52 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 79.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Neurology Physician providers in Missouri
There are 484 neurology physician records in Missouri.
Other neurology physician records in Missouri
- Unknown Aakriti, MDColumbia, MO1326878125
- Ahmed Abbas, MDColumbia, MO1215420740
- Ibrahim Abualnadi, M.DSaint Joseph, MO1508433509
- Nazik Abuelgasim, MDSaint Louis, MO1912494287
- Aninda Acharya, MDSaint Louis, MO1750306551
- Hamza Ahmed, MDSaint Louis, MO1679146369
- Iftekhar Ahmed, MDKansas City, MO1932286937
- Sara AhmedColumbia, MO1487388872
- Syed Ijlal Ahmed, MDCape Girardeau, MO1124602230
- Zaheer Ahmed, M.D.Chesterfield, MO1558328401
Common questions
What is Helen Hwang, MD's NPI number?
Helen Hwang, MD's National Provider Identifier (NPI) is 1427408178, issued on Jun 14, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Helen Hwang, MD located?
The NPPES record lists a practice address at 4921 Parkview PL, Saint Louis, MO, 63110. Phone: (314) 362-6908. Providers update this record themselves, so call before visiting.
How can I verify Helen Hwang, MD's license?
NPPES lists Missouri license number 2020016524, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Helen Hwang, MD prescribe under Medicare Part D?
In 2024, Helen Hwang, MD had 1,475 Medicare Part D claims for 197 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
What is Helen Hwang, MD's MIPS final score?
The 2023 MIPS final score is 79.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.