Dr. Gregory Shoou-Ren Hsu, DO
- Medicare services, 2022
- 604
- Part D claims, 2022
- 406
- Hospital affiliations
- 1
- Industry payments
- $1,045
- Medical group
- 1
- Practice address
- 835 Sweitzer St, Greenville, OH 45331
- Practice phone
- Call (937) 548-1141
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hsu's professional email, personal email and mobile number
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Dr. Gregory Shoou-Ren Hsu is an ophthalmologist in Nashville, Tennessee
Dr. Hsu practices at Wayne HealthCare in Greenville, Ohio, part of Wayne HealthCare.
Dr. Hsu's NPI, 1184620742, was assigned on June 28, 2005. Dr. Hsu graduated from College of Osteo Med of the Pacific at Pomona in 1990. Dr. Hsu holds Nevada license DO702.
- NPI
- 1184620742NPI Registry (opens in a new tab)
- NPI enumeration date
- June 28, 2005
- NPI status
- Active
- Practice phone
- (937) 548-1141
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory Shoou-Ren Hsu practices in Greenville and Nashville
Dr. Hsu's primary practice is Wayne HealthCare, at 835 Sweitzer St, Greenville, OH 45331 in Darke County. The practice phone is (937) 548-1141. The NPI Registry lists Dr. Hsu's practice address as 1211 Medical Center Dr, Nashville, TN 37232.
- Wayne HealthCarePrimary835 Sweitzer St, Greenville, OH 45331 · Darke CountyPhone(937) 548-1141
- NPI Registry address1211 Medical Center Dr, Nashville, TN 37232 · Davidson CountyPhone(702) 450-6000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Gregory Shoou-Ren Hsu is affiliated with 1 site of care and 1 medical group
Dr. Hsu's primary practice is Wayne HealthCare in Greenville, Ohio, part of Wayne HealthCare. Dmand AI also links Dr. Hsu to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory Shoou-Ren Hsu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hsu practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wayne HealthCare | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Wayne HealthCare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gregory Shoou-Ren Hsu is one of 310 ophthalmologists in Tennessee
Ophthalmology is Dr. Hsu's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Hsu is licensed in Nevada.
Specialties and state licenses
- Ophthalmology, NevadaPrimary
Ophthalmologists near Dr. Hsu
Counts of ophthalmologists 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. Gregory Shoou-Ren Hsu billed Medicare for 604 services in 2022
CMS data shows 604 Medicare services from Dr. Hsu across 8 procedure codes in 2022. Medicare paid $48,021 for them.
Dr. Hsu's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Tests and treatments
- 2021: 1,1032022: 32770%
- Office and hospital visits
- 2021: 6892022: 24465%
- Surgery
- 2021: 1822022: 3382%
- Imaging
- 2021: 1582022: 0100%
Where Dr. Hsu's Medicare services took place, 2022
- In an office58497%
- In a facility203%
Dr. Hsu compared with the Tennessee median for ophthalmologists, 2022
- Dr. Hsu
- Tennessee median
- Medicare services
- 604vs 1,58462% below
- Part D claims
- 406vs 63336% below
Medians across 333 ophthalmologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Hsu's most billed Medicare procedure codes, 2022
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hsu and other ophthalmologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory Shoou-Ren Hsu's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Dr. Hsu's median patient age at 76, with 56% women.
Dr. Hsu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women56%
- Men41%
Source: Dmand AI Patient Panel Data
Dr. Gregory Shoou-Ren Hsu wrote 406 Medicare Part D claims in 2022
In 2022, Dr. Hsu wrote 406 Medicare Part D claims. They cover 10 drugs, with $37,388 in total drug cost. In 2021, CMS named 931 claims across 18 drugs.
Dr. Hsu's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 9312022: 40656%
Drugs named by CMS: 10 in 2022, 18 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Gregory Shoou-Ren Hsu received $1,045 in industry payments from 2016 to 2025
CMS Open Payments shows 90 general payments to Dr. Hsu from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Bausch Health Americas, Inc. paid the most, $560.
General payments to Dr. Hsu by program year, 2016 to 2025
General payments to Dr. Hsu by kind, 2016 to 2025
- Food and beverage$1,03099%
- Education$151%
Companies that paid Dr. Hsu the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gregory Shoou-Ren Hsu graduated from College of Osteo Med of the Pacific at Pomona
Dr. Hsu graduated from College of Osteo Med of the Pacific at Pomona in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory Shoou-Ren Hsu'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Gregory Shoou-Ren Hsu
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. Gregory Shoou-Ren Hsu's NPI number?
Dr. Gregory Shoou-Ren Hsu's NPI number is 1184620742. It was assigned on June 28, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory Shoou-Ren Hsu?
Dr. Gregory Shoou-Ren Hsu is an ophthalmologist in Nashville, Tennessee. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Gregory Shoou-Ren Hsu practice?
Dr. Hsu practices at 835 Sweitzer St, Greenville, OH 45331. Dr. Hsu also practices at 1211 Medical Center Dr, Nashville, TN 37232. Dr. Hsu's primary practice is Wayne HealthCare in Greenville, Ohio, part of Wayne HealthCare. Dmand AI also links Dr. Hsu to 1 medical group.
What is Dr. Gregory Shoou-Ren Hsu's office phone number?
The practice phone on file for Dr. Hsu is (937) 548-1141.
What is Dr. Gregory Shoou-Ren Hsu's medical license number?
Dr. Hsu holds Nevada license DO702.
Which hospitals is Dr. Gregory Shoou-Ren Hsu affiliated with?
Dr. Hsu practices at Wayne HealthCare in Greenville, Ohio.
Does Dr. Gregory Shoou-Ren Hsu accept Medicare?
Yes. CMS data shows Dr. Hsu billed Medicare for 604 services in 2022.
What services does Dr. Gregory Shoou-Ren Hsu bill to Medicare?
In 2022, Dr. Hsu's most billed Medicare services were eye exam or test (92012), office visit, established patient (99215) and office visit, established patient (99214).
Where did Dr. Gregory Shoou-Ren Hsu go to medical school?
Dr. Hsu graduated from College of Osteo Med of the Pacific at Pomona in 1990.
What drugs does Dr. Gregory Shoou-Ren Hsu prescribe most?
In 2022 Medicare Part D data, Dr. Hsu's most prescribed drugs by claims were Latanoprost, Brimonidine Tartrate and Dorzolamide-Timolol.
Has Dr. Gregory Shoou-Ren Hsu received payments from drug or device companies?
CMS Open Payments shows $1,045 in general payments to Dr. Hsu from 11 companies from 2016 to 2025. The largest total came from Bausch Health Americas, Inc.
How long has Dr. Gregory Shoou-Ren Hsu been practicing?
Dr. Hsu graduated from medical school in 1990, 36 years ago.
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