John Doyle Knouse, OD
- Medicare patients, 2024
- 314
- Part D claims, 2024
- 99
- Industry payments
- $38
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 174 N Main St, Dublin, PA 18917-2001
- Practice phone
- Call (215) 249-3937
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pennridge Family Eye Care
Eye care practice · Dublin, Pennsylvania
Find John Knouse'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 Doyle Knouse is an optometrist in Dublin, Pennsylvania
John Knouse practices at Pennridge Family Eye Care in Dublin, Pennsylvania.
John Knouse's NPI, 1851399281, was assigned on July 10, 2005. John Knouse graduated from Pennsylvania College of Optometry in 1988. John Knouse holds Pennsylvania license OEG000936.
- NPI
- 1851399281NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143121525
- NPI enumeration date
- July 10, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (215) 249-3937
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Doyle Knouse practices at Pennridge Family Eye Care in Dublin, Pennsylvania
John Knouse's primary practice is Pennridge Family Eye Care, at 174 N Main St, Dublin, PA 18917-2001. The practice phone is (215) 249-3937.
- Pennridge Family Eye Care174 N Main St, Dublin, PA 18917-2001Phone(215) 249-3937
Source: Dmand AI Affiliation Data
John Doyle Knouse is affiliated with 1 site of care and 1 medical group
John Knouse's primary practice is Pennridge Family Eye Care in Dublin, Pennsylvania. Dmand AI also links John Knouse to 1 medical group, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at John Doyle Knouse's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Knouse practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pennridge Family Eye Care | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
John Doyle Knouse is one of 1,750 optometrists in Pennsylvania
Optometrist is John Knouse's primary specialty in the NPI Registry, under taxonomy code 152W00000X. John Knouse is licensed in Pennsylvania.
Specialties and state licenses
- Optometrist, PennsylvaniaPrimary
Optometrists near John Knouse
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 Doyle Knouse treated 314 Medicare patients in 2024, average age 72
CMS counts 314 Medicare patients who saw John Knouse in 2024. The largest group is 65 to 74, with 150 patients. 75% of them have high cholesterol, and 68% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.02, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts John Knouse's median patient age at 73, with 50% women.
John Knouse's Medicare patients by age, 2024
John Knouse's Medicare patients by sex, 2024
- Women15951%
- Men15549%
Chronic conditions among John Knouse's Medicare patients, 2024
- High cholesterol75%
- High blood pressure68%
- Arthritis36%
- Mood disorders22%
- Diabetes20%
- Depression19%
- Anxiety17%
- Chronic kidney disease17%
Share of Medicare patients with each condition. A patient can have several.
John Knouse's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women50%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
John Doyle Knouse wrote 99 Medicare Part D claims in 2024
In 2024, John Knouse wrote 99 Medicare Part D claims for 37 patients. 74% of them were for generic drugs.
John Knouse's Part D claims by kind of drug, 2024
- Generic73 claims74%
- Brand-name26 claims26%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How John Doyle Knouse takes part in Medicare
John Knouse accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Cataract surgery: 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
John Doyle Knouse received $38 in industry payments in 2025
CMS Open Payments shows 2 general payments to John Knouse from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Sun Pharmaceutical Industries Inc. paid the most, $27.
Companies that paid John Knouse 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 Doyle Knouse graduated from Pennsylvania College of Optometry
John Knouse graduated from Pennsylvania College of Optometry in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for John Doyle Knouse'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)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 John Doyle Knouse
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 Doyle Knouse's NPI number?
John Doyle Knouse's NPI number is 1851399281. It was assigned on July 10, 2005, and it is active in the NPI Registry.
What does John Doyle Knouse specialize in?
John Doyle Knouse is an optometrist in Dublin, Pennsylvania. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does John Doyle Knouse practice?
John Knouse practices at 174 N Main St, Dublin, PA 18917-2001. John Knouse's primary practice is Pennridge Family Eye Care in Dublin, Pennsylvania. Dmand AI also links John Knouse to 1 medical group.
What is John Doyle Knouse's office phone number?
The practice phone on file for John Knouse is (215) 249-3937.
What is John Doyle Knouse's medical license number?
John Knouse holds Pennsylvania license OEG000936.
Does John Doyle Knouse accept Medicare?
Yes. CMS lists John Knouse as accepting Medicare assignment.
How many Medicare patients does John Doyle Knouse see?
CMS counts 314 Medicare patients who saw John Knouse in 2024, with an average age of 72.
Where did John Doyle Knouse go to medical school?
John Knouse graduated from Pennsylvania College of Optometry in 1988.
Has John Doyle Knouse received payments from drug or device companies?
CMS Open Payments shows $38 in general payments to John Knouse from 2 companies from 2025 to 2025. The largest total came from Sun Pharmaceutical Industries Inc.
How long has John Doyle Knouse been practicing?
John Knouse graduated from medical school in 1988, 38 years ago.
Selling to optometrist practices?
See optometrists in Pennsylvania by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card