Dr. John J. Hwang, MD
- Medicare services, 2024
- 761
- Medicare patients, 2024
- 308
- Part D claims, 2024
- 151
- Hospital affiliations
- 1
- Industry payments
- $18,974
- Practice address
- 1211 N 16th Ave, Yakima, WA 98902
- Practice phone
- Call (509) 454-8888
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Yakima Orthopedics at Memorial Tr
Yakima, Washington
Find Dr. 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.
Dr. John J. Hwang is an orthopaedic hand surgery physician in Yakima, Washington
Dr. Hwang practices at Yakima Orthopedics at Memorial Tr in Yakima, Washington.
Dr. Hwang's NPI, 1861468464, was assigned on February 24, 2006. Dr. Hwang graduated from Johns Hopkins University School of Medicine in 1992. Dr. Hwang holds Washington license MD00036067.
- NPI
- 1861468464NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769389139
- NPI enumeration date
- February 24, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (509) 454-8888
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John J. Hwang practices at Yakima Orthopedics at Memorial Tr in Yakima, Washington
Dr. Hwang's primary practice is Yakima Orthopedics at Memorial Tr, at 1211 N 16th Ave, Yakima, WA 98902 in Yakima County. The practice phone is (509) 454-8888.
- Yakima Orthopedics at Memorial Tr1211 N 16th Ave, Yakima, WA 98902 · Yakima CountyPhone(509) 454-8888
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John J. Hwang is affiliated with 3 sites of care and 1 medical group
Dr. Hwang's primary practice is Yakima Orthopedics at Memorial Tr in Yakima, Washington. Dr. Hwang is also affiliated with MultiCare Yakima Memorial Hospital. The medical group on file is MultiCare Yakima Memorial. Dmand AI also links Dr. Hwang to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John J. Hwang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hwang practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Yakima Orthopedics at Memorial Tr | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John J. Hwang is one of 73 orthopaedic hand surgery physicians in Washington
Hand surgery is Dr. Hwang's primary specialty in the NPI Registry, under taxonomy code 207XS0106X. Dr. Hwang is licensed in Washington.
Specialties and state licenses
- Orthopaedic hand surgery, WashingtonPrimary
Orthopaedic hand surgery physicians near Dr. Hwang
Counts of orthopaedic hand surgery physicians 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
Dr. John J. Hwang billed Medicare for 761 services in 2024
CMS data shows 761 Medicare services from Dr. Hwang across 16 procedure codes in 2024, for 308 Medicare patients. Medicare paid $98,010 for them.
Dr. Hwang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5352024: 30842%
- Surgery
- 2023: 2572024: 23110%
- Imaging
- 2023: 2882024: 16742%
- Other services
- 2023: 572024: 4325%
- Drugs given in the office
- 2023: 502024: 1276%
Where Dr. Hwang's Medicare services took place, 2024
- In an office56174%
- In a facility20026%
Dr. Hwang compared with the Washington median for orthopaedic hand surgery physicians, 2024
- Dr. Hwang
- Washington median
- Medicare services
- 761vs 787Close to median
- Medicare patients
- 308vs 26218% above
- Part D claims
- 126vs 6983% above
Medians across 73 orthopaedic hand surgery physicians in Washington with Dmand AI profiles that report each measure.
Dr. 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.
Need commercial claims for Dr. Hwang?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hwang and other orthopaedic hand surgery physicians in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John J. Hwang treated 308 Medicare patients in 2024, average age 74
CMS counts 308 Medicare patients who saw Dr. Hwang in 2024. The largest group is 65 to 74, with 152 patients. 70% of them have high cholesterol, and 62% have high blood pressure. 6% are also on Medicaid. Their average risk score is 0.78, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hwang's median patient age at 69, with 57% women.
Dr. Hwang's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hwang's Medicare patients by sex, 2024
- Women17757%
- Men13143%
Chronic conditions among Dr. Hwang's Medicare patients, 2024
- High cholesterol70%
- High blood pressure62%
- Arthritis61%
- Diabetes24%
- Mood disorders21%
- Depression19%
- Anxiety16%
- Chronic kidney disease16%
Share of Medicare patients with each condition. A patient can have several.
Dr. 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 69
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John J. Hwang wrote 151 Medicare Part D claims in 2024
In 2024, Dr. Hwang wrote 151 Medicare Part D claims for 124 patients. 100% of them were for generic drugs. CMS names the drug for 126 of them, across 2 drugs with 11 or more claims each, at $401 in total drug cost. In 2023, CMS named 120 claims across 3 drugs.
Dr. 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 Dr. Hwang's Part D claims, 2024
- Opioids84%127 of 151 claims
- Antibiotics11%17 of 151 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1202024: 1265%
Drugs named by CMS: 2 in 2024, 3 in 2023.
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
Dr. John J. Hwang ranks in the 92nd percentile for upper limb (arm) arthroscopy (minimally invasive joint repair) in Medicare
Dr. Hwang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 69 procedures of upper limb (arm) arthroscopy (minimally invasive joint repair) by Dr. Hwang, more than 92% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Hwang ranks in Medicare procedure volume
- Upper limb (arm) arthroscopy (minimally invasive joint repair)
- 92nd percentile69 procedures
- Melanoma (skin cancer) excision
- 74th percentile19 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. John J. Hwang received $18,974 in industry payments from 2016 to 2024
CMS Open Payments shows 102 general payments to Dr. Hwang from 8 drug and device companies from 2016 to 2024. Travel and lodging make up the largest share, 37% of the total. Arthrex, Inc. paid the most, $11,192.
General payments to Dr. Hwang by program year, 2016 to 2024
General payments to Dr. Hwang by kind, 2016 to 2024
- Travel and lodging$7,06337%
- Education$6,31033%
- Food and beverage$5,60130%
Companies that paid Dr. Hwang the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John J. Hwang graduated from Johns Hopkins University School of Medicine
Dr. Hwang graduated from Johns Hopkins University School of Medicine in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John J. 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 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)Doctors and Clinicians Utilization Data (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 Dr. John J. 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 Dr. John J. Hwang's NPI number?
Dr. John J. Hwang's NPI number is 1861468464. It was assigned on February 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John J. Hwang?
Dr. John J. Hwang is an orthopaedic hand surgery physician in Yakima, Washington. The primary specialty in the NPI Registry is Orthopaedic Hand Surgery Physician (taxonomy code 207XS0106X).
Where does Dr. John J. Hwang practice?
Dr. Hwang practices at 1211 N 16th Ave, Yakima, WA 98902. Dr. Hwang's primary practice is Yakima Orthopedics at Memorial Tr in Yakima, Washington. Dmand AI also links Dr. Hwang to 1 group practice or clinic.
What is Dr. John J. Hwang's office phone number?
The practice phone on file for Dr. Hwang is (509) 454-8888.
What is Dr. John J. Hwang's medical license number?
Dr. Hwang holds Washington license MD00036067.
Which hospitals is Dr. John J. Hwang affiliated with?
Dr. Hwang is affiliated with MultiCare Yakima Memorial Hospital.
What medical group is Dr. John J. Hwang part of?
Dr. Hwang is linked to MultiCare Yakima Memorial.
Does Dr. John J. Hwang accept Medicare?
Yes. CMS data shows Dr. Hwang billed Medicare for 761 services in 2024, and Dr. Hwang accepts Medicare assignment.
How many Medicare patients does Dr. John J. Hwang see?
CMS counts 308 Medicare patients who saw Dr. Hwang in 2024, with an average age of 74.
What services does Dr. John J. Hwang bill to Medicare?
In 2024, Dr. Hwang's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and diagnostic imaging (73110).
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Where did Dr. John J. Hwang go to medical school?
Dr. Hwang graduated from Johns Hopkins University School of Medicine in 1992.
What drugs does Dr. John J. Hwang prescribe most?
In 2024 Medicare Part D data, Dr. Hwang's most prescribed drugs by claims were Oxycodone HCl and Hydrocodone-Acetaminophen.
Has Dr. John J. Hwang received payments from drug or device companies?
CMS Open Payments shows $18,974 in general payments to Dr. Hwang from 8 companies from 2016 to 2024. The largest total came from Arthrex, Inc.
How long has Dr. John J. Hwang been practicing?
Dr. Hwang graduated from medical school in 1992, 34 years ago.
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