Mark M. Cheung, OD
- Medicare patients, 2024
- 202
- Part D claims, 2024
- 204
- Industry payments
- $296
- Affiliated sites
- 4
- Medical groups
- 3
- Practice address
- 4649 Planz Rd, Bakersfield, CA 93309-5900
- Practice phone
- Call (661) 833-4040
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southwest Eye Care Optometric Center
Eye care practice · Bakersfield, California
Find Mark Cheung'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.
Mark M. Cheung is an optometrist in Bakersfield, California
Mark Cheung practices at Southwest Eye Care Optometric Center in Bakersfield, California.
Mark Cheung's NPI, 1639464555, was assigned on June 20, 2011. Mark Cheung holds California license OPT14371TLG.
- NPI
- 1639464555NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123271939
- NPI enumeration date
- June 20, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (661) 833-4040
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark M. Cheung practices at Southwest Eye Care Optometric Center in Bakersfield, California
Mark Cheung's primary practice is Southwest Eye Care Optometric Center, at 4649 Planz Rd, Bakersfield, CA 93309-5900. The practice phone is (661) 833-4040.
- Southwest Eye Care Optometric Center4649 Planz Rd, Bakersfield, CA 93309-5900Phone(661) 833-4040
Source: Dmand AI Affiliation Data
Mark M. Cheung is affiliated with 4 sites of care and 3 medical groups
Mark Cheung's primary practice is Southwest Eye Care Optometric Center in Bakersfield, California. Dmand AI also links Mark Cheung to 3 medical groups, 2 group practices and clinics and 1 physician office, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Mark M. Cheung's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Cheung practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southwest Eye Care Optometric Center | Available with a free account |
| +3 more sites and 3 medical groups | 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.
Mark M. Cheung is one of 7,206 optometrists in California
Optometrist is Mark Cheung's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Mark Cheung is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Mark Cheung
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
Mark M. Cheung treated 202 Medicare patients in 2024, average age 76
CMS counts 202 Medicare patients who saw Mark Cheung in 2024. The largest group is 75 to 84, with 88 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.03, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mark Cheung's median patient age at 67, with 60% women.
Mark Cheung's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mark Cheung's Medicare patients by sex, 2024
- Women13265%
- Men7035%
Chronic conditions among Mark Cheung's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Ischemic heart disease39%
- Diabetes29%
- Anxiety22%
- Mood disorders21%
- Chronic kidney disease20%
Share of Medicare patients with each condition. A patient can have several.
Mark Cheung's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mark M. Cheung wrote 204 Medicare Part D claims in 2024
In 2024, Mark Cheung wrote 204 Medicare Part D claims for 64 patients. 39% of them were for generic drugs.
Mark Cheung's Part D claims by kind of drug, 2024
- Generic79 claims39%
- Brand-name125 claims61%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Mark M. Cheung takes part in Medicare
Mark Cheung accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (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.
Mark M. Cheung received $296 in industry payments in 2025
CMS Open Payments shows 6 general payments to Mark Cheung 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, $150.
Companies that paid Mark Cheung 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 Mark M. Cheung'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) |
| 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 Mark M. Cheung
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark M. Cheung's NPI number?
Mark M. Cheung's NPI number is 1639464555. It was assigned on June 20, 2011, and it is active in the NPI Registry.
What does Mark M. Cheung specialize in?
Mark M. Cheung is an optometrist in Bakersfield, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Mark M. Cheung practice?
Mark Cheung practices at 4649 Planz Rd, Bakersfield, CA 93309-5900. Mark Cheung's primary practice is Southwest Eye Care Optometric Center in Bakersfield, California. Dmand AI also links Mark Cheung to 3 medical groups, 2 group practices and clinics and 1 physician office.
What is Mark M. Cheung's office phone number?
The practice phone on file for Mark Cheung is (661) 833-4040.
What is Mark M. Cheung's medical license number?
Mark Cheung holds California license OPT14371TLG.
Does Mark M. Cheung accept Medicare?
Yes. CMS lists Mark Cheung as accepting Medicare assignment.
How many Medicare patients does Mark M. Cheung see?
CMS counts 202 Medicare patients who saw Mark Cheung in 2024, with an average age of 76.
Has Mark M. Cheung received payments from drug or device companies?
CMS Open Payments shows $296 in general payments to Mark Cheung from 6 companies from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Mark M. Cheung been practicing?
Mark Cheung graduated from medical school in 2011, 15 years ago.
Selling to optometrist practices?
See optometrists in California 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