Stephen Mammoottil John, OD
- Medicare patients, 2024
- 556
- Part D claims, 2024
- 1,252
- MIPS score, 2024
- 94
- Industry payments
- $334
- Affiliated sites
- 2
- Practice address
- 8841 Hospital Dr, Douglasville, GA 30134
- Practice phone
- Call (770) 427-8111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Marietta Eye Clinic
Douglasville, Georgia
Find Stephen John'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.
Stephen Mammoottil John is an optometrist in Douglasville, Georgia
Stephen John practices at Marietta Eye Clinic in Douglasville, Georgia.
Stephen John's NPI, 1275763062, was assigned on July 15, 2009. Stephen John graduated from University Alabama Birmingham - School of Optometry in 2009. Stephen John holds Georgia license 2580.
- NPI
- 1275763062NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971771106
- NPI enumeration date
- July 15, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (770) 427-8111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Stephen Mammoottil John practices at Marietta Eye Clinic in Douglasville, Georgia
Stephen John's primary practice is Marietta Eye Clinic, at 8841 Hospital Dr, Douglasville, GA 30134 in Douglas County. The practice phone is (770) 427-8111.
- Marietta Eye Clinic8841 Hospital Dr, Douglasville, GA 30134 · Douglas CountyPhone(770) 427-8111
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Stephen Mammoottil John is affiliated with 3 sites of care and 2 medical groups
Stephen John's primary practice is Marietta Eye Clinic in Douglasville, Georgia. Dmand AI also links Stephen John to 2 group practices and clinics and 2 medical groups, 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 Stephen Mammoottil John's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Stephen John practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Marietta Eye Clinic | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Stephen Mammoottil John is one of 1,059 optometrists in Georgia
Optometrist is Stephen John's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Stephen John's licenses on file in 2 states: Georgia and Ohio.
Specialties and state licenses
- Optometrist, GeorgiaPrimary
- Ohio license
Optometrists near Stephen John
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
Stephen Mammoottil John treated 556 Medicare patients in 2024, average age 76
CMS counts 556 Medicare patients who saw Stephen John in 2024. The largest group is 75 to 84, with 235 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.08, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Stephen John's median patient age at 74, with 64% women.
Stephen John's Medicare patients by age, 2024
Stephen John's Medicare patients by sex, 2024
- Women33160%
- Men22540%
Chronic conditions among Stephen John's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis47%
- Ischemic heart disease32%
- Diabetes29%
- Chronic kidney disease20%
- Anxiety19%
- Cancer18%
Share of Medicare patients with each condition. A patient can have several.
Stephen John'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
- Women64%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Stephen Mammoottil John wrote 1,252 Medicare Part D claims in 2024
In 2024, Stephen John wrote 1,252 Medicare Part D claims for 390 patients. 51% of them were for generic drugs.
Stephen John's Part D claims by kind of drug, 2024
- Generic638 claims51%
- Brand-name614 claims49%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Stephen Mammoottil John scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Stephen John for performance year 2024, reported through an alternative payment model (APM). Stephen John accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Stephen John's MIPS scores, performance year 2024
- 94of 100Final score
- 82.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 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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Stephen Mammoottil John received $334 in industry payments in 2025
CMS Open Payments shows 9 general payments to Stephen John from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Johnson & Johnson Vision Care, Inc. paid the most, $125.
Companies that paid Stephen John the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Stephen Mammoottil John graduated from University Alabama Birmingham - School of Optometry
Stephen John graduated from University Alabama Birmingham - School of Optometry in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Stephen Mammoottil John'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) |
| 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 Stephen Mammoottil John
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Stephen Mammoottil John's NPI number?
Stephen Mammoottil John's NPI number is 1275763062. It was assigned on July 15, 2009, and it is active in the NPI Registry.
What does Stephen Mammoottil John specialize in?
Stephen Mammoottil John is an optometrist in Douglasville, Georgia. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Stephen Mammoottil John practice?
Stephen John practices at 8841 Hospital Dr, Douglasville, GA 30134. Stephen John's primary practice is Marietta Eye Clinic in Douglasville, Georgia. Dmand AI also links Stephen John to 2 group practices and clinics and 2 medical groups.
What is Stephen Mammoottil John's office phone number?
The practice phone on file for Stephen John is (770) 427-8111.
What is Stephen Mammoottil John's medical license number?
Stephen John holds Georgia license 2580, one of the licenses on file in 2 states.
Which states has Stephen Mammoottil John been licensed in?
Dmand AI has state licenses on file for Stephen John in Georgia and Ohio.
Does Stephen Mammoottil John accept Medicare?
Yes. CMS lists Stephen John as accepting Medicare assignment.
What is Stephen Mammoottil John's MIPS score?
Stephen John's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Stephen Mammoottil John see?
CMS counts 556 Medicare patients who saw Stephen John in 2024, with an average age of 76.
Where did Stephen Mammoottil John go to medical school?
Stephen John graduated from University Alabama Birmingham - School of Optometry in 2009.
Has Stephen Mammoottil John received payments from drug or device companies?
CMS Open Payments shows $334 in general payments to Stephen John from 6 companies from 2025 to 2025. The largest total came from Johnson & Johnson Vision Care, Inc.
How long has Stephen Mammoottil John been practicing?
Stephen John graduated from medical school in 2009, 17 years ago.
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