Dr. Hsien Ta Fang, MD
- Medicare services, 2024
- 22,220
- Medicare patients, 2024
- 653
- Part D claims, 2024
- 1,829
- Hospital affiliations
- 2
- Industry payments
- $100
- Practice address
- 120 W 22nd St, Oak Brook, IL 60523
- Practice phone
- Call (630) 753-9295
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fresenius Medical Care - Naperville North
Oak Brook, Illinois
Find Dr. Fang'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. Hsien Ta Fang is a nephrologist in Oak Brook, Illinois
Dr. Fang practices at Fresenius Medical Care - Naperville North in Oak Brook, Illinois.
Dr. Fang's NPI, 1760562474, was assigned on October 17, 2006. Dr. Fang graduated from Feinberg School of Medicine in 1995. Dr. Fang holds Illinois license 036103303.
- NPI
- 1760562474NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446383764
- NPI enumeration date
- October 17, 2006
- NPI status
- Active
- Offers telehealth
- Yes
- Practice phone
- (630) 753-9295
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hsien Ta Fang practices at Fresenius Medical Care - Naperville North in Oak Brook, Illinois
Dr. Fang's primary practice is Fresenius Medical Care - Naperville North, at 120 W 22nd St, Oak Brook, IL 60523 in Dupage County. The practice phone is (630) 753-9295.
- Fresenius Medical Care - Naperville North120 W 22nd St, Oak Brook, IL 60523 · Dupage CountyPhone(630) 753-9295
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Hsien Ta Fang is affiliated with 11 sites of care and 4 medical groups
Dr. Fang's primary practice is Fresenius Medical Care - Naperville North in Oak Brook, Illinois. Dr. Fang is also affiliated with Edward Hospital. The medical group on file is Nephrology Associates of Northern Illinois and Indiana (NANI). Dmand AI also links Dr. Fang to 1 more hospital, 4 dialysis centers, 4 group practices and clinics and 3 medical groups, each 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 Dr. Hsien Ta Fang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fang practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fresenius Medical Care - Naperville North | Available with a free account |
| +10 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hsien Ta Fang is one of 534 nephrologists in Illinois
Nephrology is Dr. Fang's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Fang is board certified in nephrology by the American Board of Internal Medicine. Dmand AI has Dr. Fang's licenses on file in 2 states: Illinois and Minnesota.
Specialties and state licenses
- Nephrology, IllinoisPrimary
- Minnesota license
Clinical focus
Dmand AI lists acute kidney failure, chronic kidney disease, fluid and electrolyte imbalances, kidney cysts and kidney disease among the conditions Dr. Fang treats.
Nephrologists near Dr. Fang
Counts of nephrologists 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. Hsien Ta Fang billed Medicare for 22,220 services in 2024
CMS data shows 22,220 Medicare services from Dr. Fang across 16 procedure codes in 2024, for 653 Medicare patients. Medicare paid $289,366 for them.
Dr. Fang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 14,4002024: 20,20040%
- Office and hospital visits
- 2023: 1,9122024: 1,70911%
- Tests and treatments
- 2023: 3852024: 31119%
Where Dr. Fang's Medicare services took place, 2024
- In an office20,94594%
- In a facility1,2756%
Dr. Fang compared with the Illinois median for nephrologists, 2024
- Dr. Fang
- Illinois median
- Medicare services
- 22,220vs 1,28417.3 times
- Medicare patients
- 653vs 35783% above
- Part D claims
- 1,607vs 5782.8 times
Medians across 526 nephrologists in Illinois with Dmand AI profiles that report each measure.
Dr. Fang'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. Fang?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fang and other nephrologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hsien Ta Fang treated 653 Medicare patients in 2024, average age 75
CMS counts 653 Medicare patients who saw Dr. Fang in 2024. The largest group is 75 to 84, with 276 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 18% are also on Medicaid. Their average risk score is 3.43, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Fang's median patient age at 74, with 50% women.
Dr. Fang's Medicare patients by age, 2024
Dr. Fang's Medicare patients by sex, 2024
- Women31248%
- Men34152%
Chronic conditions among Dr. Fang's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes58%
- Ischemic heart disease51%
- Arthritis50%
- Heart failure46%
- Atrial fibrillation36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hsien Ta Fang wrote 1,829 Medicare Part D claims in 2024
In 2024, Dr. Fang wrote 1,829 Medicare Part D claims for 317 patients. 91% of them were for generic drugs. CMS names the drug for 1,607 of them, across 38 drugs with 11 or more claims each, at $84,729 in total drug cost. In 2023, CMS named 1,336 claims across 37 drugs.
Dr. Fang's Part D claims by kind of drug, 2024
- Generic1,669 claims91%
- Brand-name160 claims9%
Dr. Fang'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. Fang's Part D claims, 2024
- Antibiotics1%23 of 1,829 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: 1,3362024: 1,60720%
Drugs named by CMS: 38 in 2024, 37 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. Hsien Ta Fang offers telehealth to Medicare patients
CMS lists Dr. Fang as offering telehealth.
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Hsien Ta Fang received $100 in industry payments from 2017 to 2020
CMS Open Payments shows 2 general payments to Dr. Fang from 2 drug and device companies from 2017 to 2020. Education make up the largest share, 80% of the total. Astute Medical, Inc. paid the most, $80.
General payments to Dr. Fang by program year, 2017 to 2020
General payments to Dr. Fang by kind, 2017 to 2020
- Education$8080%
- Food and beverage$2020%
Companies that paid Dr. Fang the most, 2017 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Hsien Ta Fang has 1 award and honors on record
Dmand AI lists 1 award for Dr. Fang, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Fang
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Hsien Ta Fang graduated from Feinberg School of Medicine
Dr. Fang graduated from Feinberg School of Medicine in 1995.
- Medical school
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Hsien Ta Fang accepts plans from 15 insurance carriers
Dr. Fang is in network with 15 carriers, including Elevance, Aetna and HCSC. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Elevance
- Aetna
- HCSC
- Blue Cross Blue Shield of Michigan
- Cigna
- United Healthcare
- Humana
- Blue Cross Blue Shield of Massachusetts
- +7 more carriersWith a free account
Plan types Dr. Fang accepts, by number of carriers
- Medicare10
- PPO10
- HMO9
- POS8
- EPO3
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Hsien Ta Fang'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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Hsien Ta Fang
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. Hsien Ta Fang's NPI number?
Dr. Hsien Ta Fang's NPI number is 1760562474. It was assigned on October 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Hsien Ta Fang?
Dr. Hsien Ta Fang is a nephrologist in Oak Brook, Illinois. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Hsien Ta Fang practice?
Dr. Fang practices at 120 W 22nd St, Oak Brook, IL 60523. Dr. Fang's primary practice is Fresenius Medical Care - Naperville North in Oak Brook, Illinois. Dmand AI also links Dr. Fang to 1 hospital, 4 dialysis centers, 4 group practices and clinics and 3 medical groups.
What is Dr. Hsien Ta Fang's office phone number?
The practice phone on file for Dr. Fang is (630) 753-9295.
What is Dr. Hsien Ta Fang's medical license number?
Dr. Fang holds Illinois license 036103303, one of the licenses on file in 2 states.
Which states has Dr. Hsien Ta Fang been licensed in?
Dmand AI has state licenses on file for Dr. Fang in Illinois (2000 to 2026) and Minnesota (1997 to 2000).
Which hospitals is Dr. Hsien Ta Fang affiliated with?
Dr. Fang is affiliated with Edward Hospital. Dmand AI links Dr. Fang to 1 more hospital.
What medical group is Dr. Hsien Ta Fang part of?
Dr. Fang is linked to Nephrology Associates of Northern Illinois and Indiana (NANI). Dmand AI links Dr. Fang to 3 more medical groups.
Does Dr. Hsien Ta Fang accept Medicare?
Yes. CMS data shows Dr. Fang billed Medicare for 22,220 services in 2024.
Does Dr. Hsien Ta Fang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Fang as offering telehealth services.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Hsien Ta Fang see?
CMS counts 653 Medicare patients who saw Dr. Fang in 2024, with an average age of 75.
Is Dr. Hsien Ta Fang board certified?
Yes. Dr. Fang is board certified in nephrology by the American Board of Internal Medicine.
What services does Dr. Hsien Ta Fang bill to Medicare?
In 2024, Dr. Fang's most billed Medicare services were injected or infused drug (J0881), hospital inpatient care (99233) and hospital inpatient care (99232).
Where did Dr. Hsien Ta Fang go to medical school?
Dr. Fang graduated from Feinberg School of Medicine in 1995.
What drugs does Dr. Hsien Ta Fang prescribe most?
In 2024 Medicare Part D data, Dr. Fang's most prescribed drugs by claims were Amlodipine Besylate, Torsemide and Bumetanide.
Has Dr. Hsien Ta Fang received payments from drug or device companies?
CMS Open Payments shows $100 in general payments to Dr. Fang from 2 companies from 2017 to 2020. The largest total came from Astute Medical, Inc.
How long has Dr. Hsien Ta Fang been practicing?
Dr. Fang graduated from medical school in 1995, 31 years ago.
What insurance does Dr. Hsien Ta Fang accept?
Dr. Fang is in network with 15 carriers, including Elevance, Aetna and HCSC. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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