John C. Fleming, OD
- Medicare patients, 2024
- 28
- Part D claims, 2024
- 109
- Industry payments
- $223
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 3800 Kilroy Airport Way, Long Beach, CA 90806
- Practice phone
- Call (619) 443-1075
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dr Austin Tran, O.D., Optometric Corp.
Long Beach, California
Find John Fleming'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 C. Fleming is an optometrist in Long Beach, California
John Fleming practices at Dr Austin Tran, O.D., Optometric Corp. in Long Beach, California.
John Fleming's NPI, 1033192133, was assigned on November 22, 2005. John Fleming graduated from Southern California College of Optometry in 1984. John Fleming holds California license OPT 8461 T.
- NPI
- 1033192133NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092980755
- NPI enumeration date
- November 22, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 443-1075
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
John C. Fleming practices at Dr Austin Tran, O.D., Optometric Corp. in Long Beach, California
John Fleming's primary practice is Dr Austin Tran, O.D., Optometric Corp., at 3800 Kilroy Airport Way, Long Beach, CA 90806 in Los Angeles County. The practice phone is (619) 443-1075.
- Dr Austin Tran, O.D., Optometric Corp.3800 Kilroy Airport Way, Long Beach, CA 90806 · Los Angeles CountyPhone(619) 443-1075
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
John C. Fleming is affiliated with 3 sites of care and 2 medical groups
John Fleming's primary practice is Dr Austin Tran, O.D., Optometric Corp. in Long Beach, California. Dmand AI also links John Fleming 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 John C. Fleming's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Fleming practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr Austin Tran, O.D., Optometric Corp. | 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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John C. Fleming is one of 7,206 optometrists in California
Optometrist is John Fleming's primary specialty in the NPI Registry, under taxonomy code 152W00000X. John Fleming is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near John Fleming
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 C. Fleming treated 28 Medicare patients in 2024, average age 76
CMS counts 28 Medicare patients who saw John Fleming in 2024. The largest group is 65 to 74, with 14 patients. 75% of them have high cholesterol, and 68% have high blood pressure. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts John Fleming's median patient age at 71, with 69% women.
John Fleming's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
John Fleming's Medicare patients by sex, 2024
- Women1761%
- Men1139%
Chronic conditions among John Fleming's Medicare patients, 2024
- High cholesterol75%
- High blood pressure68%
Share of Medicare patients with each condition. A patient can have several.
John Fleming's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women69%
- Men31%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
John C. Fleming wrote 109 Medicare Part D claims in 2024
In 2024, John Fleming wrote 109 Medicare Part D claims for 31 patients. 50% of them were for generic drugs.
John Fleming's Part D claims by kind of drug, 2024
- Generic54 claims50%
- Brand-name55 claims50%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How John C. Fleming takes part in Medicare
John Fleming 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)
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John C. Fleming received $223 in industry payments in 2025
CMS Open Payments shows 2 general payments to John Fleming from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. CooperVision Inc. paid the most, $127.
Companies that paid John Fleming 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 C. Fleming graduated from Southern California College of Optometry
John Fleming graduated from Southern California College of Optometry in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for John C. Fleming'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)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 C. Fleming
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 C. Fleming's NPI number?
John C. Fleming's NPI number is 1033192133. It was assigned on November 22, 2005, and it is active in the NPI Registry.
What does John C. Fleming specialize in?
John C. Fleming is an optometrist in Long Beach, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does John C. Fleming practice?
John Fleming practices at 3800 Kilroy Airport Way, Long Beach, CA 90806. John Fleming's primary practice is Dr Austin Tran, O.D., Optometric Corp. in Long Beach, California. Dmand AI also links John Fleming to 2 group practices and clinics and 2 medical groups.
What is John C. Fleming's office phone number?
The practice phone on file for John Fleming is (619) 443-1075.
What is John C. Fleming's medical license number?
John Fleming holds California license OPT 8461 T.
Does John C. Fleming accept Medicare?
Yes. CMS lists John Fleming as accepting Medicare assignment.
How many Medicare patients does John C. Fleming see?
CMS counts 28 Medicare patients who saw John Fleming in 2024, with an average age of 76.
Where did John C. Fleming go to medical school?
John Fleming graduated from Southern California College of Optometry in 1984.
Has John C. Fleming received payments from drug or device companies?
CMS Open Payments shows $223 in general payments to John Fleming from 2 companies from 2025 to 2025. The largest total came from CooperVision Inc.
How long has John C. Fleming been practicing?
John Fleming graduated from medical school in 1984, 42 years ago.
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