John R. Gwin, OD
- Medicare patients, 2024
- 221
- Part D claims, 2024
- 138
- MIPS score, 2024
- 52
- Industry payments
- $280
- Affiliated sites
- 4
- Practice address
- 575 White Pond Dr Suite A Suite A, Akron, OH 44320-1184
- Practice phone
- Call (330) 835-1629
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Onsight Health Care
Multi-specialty group site · Akron, Ohio
Find John Gwin'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.
John R. Gwin is an optometrist in Akron, Ohio
John Gwin practices at Onsight Health Care in Akron, Ohio.
John Gwin's NPI, 1568542173, was assigned on October 17, 2006. John Gwin graduated from Pennsylvania College of Optometry in 2002. John Gwin holds Ohio license 5311-T2220.
- NPI
- 1568542173NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1254229206
- NPI enumeration date
- October 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (330) 835-1629
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John R. Gwin practices at Onsight Health Care in Akron, Ohio
John Gwin's primary practice is Onsight Health Care, at 575 White Pond Dr Suite A Suite A, Akron, OH 44320-1184. The practice phone is (330) 835-1629.
- Onsight Health Care575 White Pond Dr Suite A Suite A, Akron, OH 44320-1184Phone(330) 835-1629
Source: Dmand AI Affiliation Data
John R. Gwin is affiliated with 4 sites of care and 4 medical groups
John Gwin's primary practice is Onsight Health Care in Akron, Ohio. The medical group on file is OnSight Health Care. Dmand AI also links John Gwin to 3 more group practices and clinics and 3 medical groups, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at John R. Gwin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Gwin practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Onsight Health Care | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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John R. Gwin is one of 2,779 optometrists in Ohio
Optometrist is John Gwin's primary specialty in the NPI Registry, under taxonomy code 152W00000X. John Gwin is licensed in Ohio.
Specialties and state licenses
- Optometrist, OhioPrimary
Optometrists near John Gwin
Counts of optometrists 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
John R. Gwin treated 221 Medicare patients in 2024, average age 76
CMS counts 221 Medicare patients who saw John Gwin in 2024. The largest group is 65 to 74, with 100 patients. 75% of them have high blood pressure, and 71% have high cholesterol. 57% are also on Medicaid. Their average risk score is 1.72, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts John Gwin's median patient age at 78, with 62% women.
John Gwin's Medicare patients by age, 2024
John Gwin's Medicare patients by sex, 2024
- Women12456%
- Men9744%
Chronic conditions among John Gwin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol71%
- Depression58%
- Mood disorders58%
- Alzheimer's and dementia53%
- Arthritis52%
- Anxiety49%
- Diabetes41%
Share of Medicare patients with each condition. A patient can have several.
John Gwin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women62%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
John R. Gwin wrote 138 Medicare Part D claims in 2024
In 2024, John Gwin wrote 138 Medicare Part D claims for 51 patients. 67% of them were for generic drugs.
John Gwin's Part D claims by kind of drug, 2024
- Generic92 claims67%
- Brand-name46 claims33%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
John R. Gwin scored 52 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 52 out of 100 for John Gwin for performance year 2024, reported as part of a group. John Gwin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
John Gwin's MIPS scores, performance year 2024
- 52of 100Final score
- 84.7of 100Quality
- 0of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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John R. Gwin received $280 in industry payments in 2025
CMS Open Payments shows 11 general payments to John Gwin from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $86.
Companies that paid John Gwin the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
John R. Gwin graduated from Pennsylvania College of Optometry
John Gwin graduated from Pennsylvania College of Optometry in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for John R. Gwin'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| 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 (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)Clinician Public Reporting: Overall MIPS Performance (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 John R. Gwin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John R. Gwin's NPI number?
John R. Gwin's NPI number is 1568542173. It was assigned on October 17, 2006, and it is active in the NPI Registry.
What does John R. Gwin specialize in?
John R. Gwin is an optometrist in Akron, Ohio. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does John R. Gwin practice?
John Gwin practices at 575 White Pond Dr Suite A Suite A, Akron, OH 44320-1184. John Gwin's primary practice is Onsight Health Care in Akron, Ohio. Dmand AI also links John Gwin to 3 group practices and clinics and 3 medical groups.
What is John R. Gwin's office phone number?
The practice phone on file for John Gwin is (330) 835-1629.
What is John R. Gwin's medical license number?
John Gwin holds Ohio license 5311-T2220.
What medical group is John R. Gwin part of?
John Gwin is linked to OnSight Health Care. Dmand AI links John Gwin to 3 more medical groups.
Does John R. Gwin accept Medicare?
Yes. CMS lists John Gwin as accepting Medicare assignment.
What is John R. Gwin's MIPS score?
John Gwin's MIPS final score for performance year 2024 is 52 out of 100, reported as part of a group.
How many Medicare patients does John R. Gwin see?
CMS counts 221 Medicare patients who saw John Gwin in 2024, with an average age of 76.
Where did John R. Gwin go to medical school?
John Gwin graduated from Pennsylvania College of Optometry in 2002.
Has John R. Gwin received payments from drug or device companies?
CMS Open Payments shows $280 in general payments to John Gwin from 6 companies from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has John R. Gwin been practicing?
John Gwin graduated from medical school in 2002, 24 years ago.
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