David W. Hwang
- Medicare services, 2024
- 389
- Medicare patients, 2024
- 124
- Part D claims, 2024
- 213
- Hospital affiliations
- 1
- Industry payments
- $239
- Practice address
- 5721 S Maryland Ave, Chicago, IL 60637
- Practice phone
- Call (773) 702-1530
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Comer Children's Hospital - Hyde Park
Chicago, Illinois
Find David Hwang's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
David W. Hwang is a hospitalist in Chicago, Illinois
David Hwang practices at Comer Children's Hospital - Hyde Park in Chicago, Illinois.
David Hwang's NPI, 1134506785, was assigned on May 4, 2015. David Hwang graduated from Medical College of Wisconsin in 2015. David Hwang holds Illinois license 036146118.
- NPI
- 1134506785NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537462528
- NPI enumeration date
- May 4, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (773) 702-1530
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
David W. Hwang practices at Comer Children's Hospital - Hyde Park in Chicago, Illinois
David Hwang's primary practice is Comer Children's Hospital - Hyde Park, at 5721 S Maryland Ave, Chicago, IL 60637 in Cook County. The practice phone is (773) 702-1530.
- Comer Children's Hospital - Hyde Park5721 S Maryland Ave, Chicago, IL 60637 · Cook CountyPhone(773) 702-1530
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
David W. Hwang is affiliated with 2 sites of care and 2 medical groups
David Hwang's primary practice is Comer Children's Hospital - Hyde Park in Chicago, Illinois. David Hwang is also affiliated with University of Chicago Medical Center. The medical group on file is UChicago Medicine Physicians. Dmand AI also links David Hwang to 1 more medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at David W. Hwang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Hwang practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Comer Children's Hospital - Hyde Park | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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David W. Hwang is one of 1,321 hospitalists in Illinois
Hospitalist is David Hwang's primary specialty in the NPI Registry, under taxonomy code 208M00000X. David Hwang is licensed in Illinois.
Specialties and state licenses
- Hospitalist, IllinoisPrimary
Hospitalists near David Hwang
Counts of hospitalists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
David W. Hwang billed Medicare for 389 services in 2024
CMS data shows 389 Medicare services from David Hwang across 5 procedure codes in 2024, for 124 Medicare patients. Medicare paid $38,889 for them. Every service was in a facility, such as a hospital, rather than an office.
David Hwang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3902024: 3783%
- Other services
- 2023: 02024: 11
David Hwang compared with the Illinois median for hospitalists, 2024
- David Hwang
- Illinois median
- Medicare services
- 389vs 54328% below
- Medicare patients
- 124vs 24249% below
- Part D claims
- 15vs 5372% below
Medians across 1,248 hospitalists in Illinois with Dmand AI profiles that report each measure.
David Hwang's most billed Medicare procedure codes, 2024
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
David W. Hwang treated 124 Medicare patients in 2024, average age 73
CMS counts 124 Medicare patients who saw David Hwang in 2024. The largest group is 65 to 74, with 40 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 65% are also on Medicaid. Their average risk score is 3.16, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts David Hwang's median patient age at 71, with 59% women.
David Hwang's Medicare patients by age, 2024
David Hwang's Medicare patients by sex, 2024
- Women8367%
- Men4133%
Chronic conditions among David Hwang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis67%
- Chronic kidney disease61%
- Diabetes56%
- Heart failure53%
- Ischemic heart disease53%
- Mood disorders41%
Share of Medicare patients with each condition. A patient can have several.
David Hwang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
David W. Hwang wrote 213 Medicare Part D claims in 2024
In 2024, David Hwang wrote 213 Medicare Part D claims for 84 patients. 80% of them were for generic drugs. CMS names the drug for 15 of them, across 1 drug with 11 or more claims each, at $55 in total drug cost. In 2022, CMS named 13 claims across 1 drug.
David Hwang's Part D claims by kind of drug, 2024
- Generic171 claims80%
- Brand-name and other42 claims20%
David Hwang's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in David Hwang's Part D claims, 2024
- Opioids15%31 of 213 claims
- Antibiotics8%18 of 213 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 132024: 1515%
Drugs named by CMS: 1 in 2024, 1 in 2022.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How David W. Hwang takes part in Medicare
David Hwang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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David W. Hwang received $239 in industry payments from 2017 to 2025
CMS Open Payments shows 3 general payments to David Hwang from 3 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $112.
General payments to David Hwang by program year, 2017 to 2025
Companies that paid David Hwang the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
David W. Hwang graduated from Medical College of Wisconsin
David Hwang graduated from Medical College of Wisconsin in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for David W. Hwang's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about David W. Hwang
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is David W. Hwang's NPI number?
David W. Hwang's NPI number is 1134506785. It was assigned on May 4, 2015, and it is active in the NPI Registry.
What does David W. Hwang specialize in?
David W. Hwang is a hospitalist in Chicago, Illinois. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does David W. Hwang practice?
David Hwang practices at 5721 S Maryland Ave, Chicago, IL 60637. David Hwang's primary practice is Comer Children's Hospital - Hyde Park in Chicago, Illinois. Dmand AI also links David Hwang to 1 medical group.
What is David W. Hwang's office phone number?
The practice phone on file for David Hwang is (773) 702-1530.
What is David W. Hwang's medical license number?
David Hwang holds Illinois license 036146118.
Which hospitals is David W. Hwang affiliated with?
David Hwang is affiliated with University of Chicago Medical Center.
What medical group is David W. Hwang part of?
David Hwang is linked to UChicago Medicine Physicians. Dmand AI links David Hwang to 1 more medical group.
Does David W. Hwang accept Medicare?
Yes. CMS data shows David Hwang billed Medicare for 389 services in 2024, and David Hwang accepts Medicare assignment.
How many Medicare patients does David W. Hwang see?
CMS counts 124 Medicare patients who saw David Hwang in 2024, with an average age of 73.
What services does David W. Hwang bill to Medicare?
In 2024, David Hwang's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99232).
Show 4 more questionsShow fewer questions
Where did David W. Hwang go to medical school?
David Hwang graduated from Medical College of Wisconsin in 2015.
What drugs does David W. Hwang prescribe most?
In 2024 Medicare Part D data, David Hwang's most prescribed drugs by claims were Oxycodone HCl.
Has David W. Hwang received payments from drug or device companies?
CMS Open Payments shows $239 in general payments to David Hwang from 3 companies from 2017 to 2025. The largest total came from Boston Scientific Corporation.
How long has David W. Hwang been practicing?
David Hwang graduated from medical school in 2015, 11 years ago.
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