Jay Carter Johnston II, OD
- Medicare patients, 2024
- 1,010
- Part D claims, 2024
- 1,209
- Industry payments
- $154
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 4200 W Memorial Rd, Oklahoma City, OK 73120
- Practice phone
- Call (405) 787-7678
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Pharmacy - Mercy Tower
Oklahoma City, Oklahoma
Find Jay Johnston'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.
Jay Carter Johnston II is an optometrist in Oklahoma City, Oklahoma
Jay Johnston practices at Mercy Pharmacy - Mercy Tower in Oklahoma City, Oklahoma.
Jay Johnston's NPI, 1427078468, was assigned on July 20, 2006. Jay Johnston holds Oklahoma license 2274.
- NPI
- 1427078468NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224209549
- NPI enumeration date
- July 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (405) 787-7678
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Jay Carter Johnston II practices at Mercy Pharmacy - Mercy Tower in Oklahoma City, Oklahoma
Jay Johnston's primary practice is Mercy Pharmacy - Mercy Tower, at 4200 W Memorial Rd, Oklahoma City, OK 73120 in Oklahoma County. The practice phone is (405) 787-7678.
- Mercy Pharmacy - Mercy Tower4200 W Memorial Rd, Oklahoma City, OK 73120 · Oklahoma CountyPhone(405) 787-7678
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Jay Carter Johnston II is affiliated with 2 sites of care and 1 medical group
Jay Johnston's primary practice is Mercy Pharmacy - Mercy Tower in Oklahoma City, Oklahoma. Dmand AI also links Jay Johnston to 1 group practice or clinic and 1 medical group, each 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 Jay Carter Johnston II's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jay Johnston practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Pharmacy - Mercy Tower | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Jay Carter Johnston II is one of 712 optometrists in Oklahoma
Optometrist is Jay Johnston's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Jay Johnston is licensed in Oklahoma.
Specialties and state licenses
- Optometrist, OklahomaPrimary
Optometrists near Jay Johnston
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
Jay Carter Johnston II treated 1,010 Medicare patients in 2024, average age 77
CMS counts 1,010 Medicare patients who saw Jay Johnston in 2024. The largest group is 75 to 84, with 450 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 1% are also on Medicaid. Their average risk score is 1.11, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Jay Johnston's median patient age at 74, with 59% women.
Jay Johnston's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Jay Johnston's Medicare patients by sex, 2024
- Women61261%
- Men39839%
Chronic conditions among Jay Johnston's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Ischemic heart disease33%
- Diabetes31%
- Chronic kidney disease27%
- Mood disorders22%
- Depression21%
Share of Medicare patients with each condition. A patient can have several.
Jay Johnston'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
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Jay Carter Johnston II wrote 1,209 Medicare Part D claims in 2024
In 2024, Jay Johnston wrote 1,209 Medicare Part D claims for 327 patients. 50% of them were for generic drugs.
Jay Johnston's Part D claims by kind of drug, 2024
- Generic607 claims50%
- Brand-name602 claims50%
Drug classes CMS tracks in Jay Johnston's Part D claims, 2024
- Antibiotics1%11 of 1,209 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Jay Carter Johnston II scored 0 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 0 out of 100 for Jay Johnston for performance year 2024, reported individually. Jay Johnston accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 44 procedures of cataract surgery by Jay Johnston, more than 61% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Jay Johnston's MIPS scores, performance year 2024
- 0of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 0of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Jay Johnston ranks in Medicare procedure volume
- Cataract surgery
- 61st percentile44 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Jay Carter Johnston II received $154 in industry payments in 2025
CMS Open Payments shows 10 general payments to Jay Johnston from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $66.
Companies that paid Jay Johnston the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Jay Carter Johnston II'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 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Jay Carter Johnston II
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jay Carter Johnston II's NPI number?
Jay Carter Johnston II's NPI number is 1427078468. It was assigned on July 20, 2006, and it is active in the NPI Registry.
What does Jay Carter Johnston II specialize in?
Jay Carter Johnston II is an optometrist in Oklahoma City, Oklahoma. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Jay Carter Johnston II practice?
Jay Johnston practices at 4200 W Memorial Rd, Oklahoma City, OK 73120. Jay Johnston's primary practice is Mercy Pharmacy - Mercy Tower in Oklahoma City, Oklahoma. Dmand AI also links Jay Johnston to 1 group practice or clinic and 1 medical group.
What is Jay Carter Johnston II's office phone number?
The practice phone on file for Jay Johnston is (405) 787-7678.
What is Jay Carter Johnston II's medical license number?
Jay Johnston holds Oklahoma license 2274.
Does Jay Carter Johnston II accept Medicare?
Yes. CMS lists Jay Johnston as accepting Medicare assignment.
What is Jay Carter Johnston II's MIPS score?
Jay Johnston's MIPS final score for performance year 2024 is 0 out of 100, reported individually.
How many Medicare patients does Jay Carter Johnston II see?
CMS counts 1,010 Medicare patients who saw Jay Johnston in 2024, with an average age of 77.
Has Jay Carter Johnston II received payments from drug or device companies?
CMS Open Payments shows $154 in general payments to Jay Johnston from 5 companies from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Jay Carter Johnston II been practicing?
Jay Johnston graduated from medical school in 1999, 27 years ago.
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