Dr. O'Rese Joshua Knight, MD
- Medicare services, 2024
- 580
- Medicare patients, 2024
- 171
- Part D claims, 2024
- 596
- Publications
- 22
- Clinical trials
- 1
- Practice address
- 3100 San Pablo Ave, Berkeley, CA 94702
- Practice phone
- Call (530) 848-3566
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bayhealth Berkeley Surgery Center, LLC
Berkeley, California
Find Dr. Knight'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.
Dr. O'Rese Joshua Knight is an ophthalmologist in Berkeley, California
Dr. Knight practices at Bayhealth Berkeley Surgery Center, LLC in Berkeley, California.
Dr. Knight's NPI, 1093956013, was assigned on March 20, 2009. Dr. Knight graduated from University of Miami, Miller School of Medicine in 2009. Dr. Knight holds California license C184030.
- NPI
- 1093956013NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113161209
- NPI enumeration date
- March 20, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (530) 848-3566
- 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)
Dr. O'Rese Joshua Knight practices at Bayhealth Berkeley Surgery Center, LLC in Berkeley, California
Dr. Knight's primary practice is Bayhealth Berkeley Surgery Center, LLC, at 3100 San Pablo Ave, Berkeley, CA 94702 in Alameda County. The practice phone is (530) 848-3566.
- Bayhealth Berkeley Surgery Center, LLC3100 San Pablo Ave, Berkeley, CA 94702 · Alameda CountyPhone(530) 848-3566
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. O'Rese Joshua Knight is affiliated with 7 sites of care and 6 medical groups
Dr. Knight's primary practice is Bayhealth Berkeley Surgery Center, LLC in Berkeley, California. Dr. Knight is also affiliated with UCSF Helen Diller Medical Center at Parnassus Heights. The medical group on file is UCSF Medical Group. Dmand AI also links Dr. Knight to 5 more group practices and clinics and 5 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 Dr. O'Rese Joshua Knight's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Knight practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bayhealth Berkeley Surgery Center, LLC | Available with a free account |
| +6 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. O'Rese Joshua Knight is one of 2,621 ophthalmologists in California
Ophthalmology is Dr. Knight's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Knight is board certified in ophthalmology by the American Board of Ophthalmology. Dmand AI has Dr. Knight's licenses on file in 3 states: California, North Carolina and Ohio.
Specialties and state licenses
- Ophthalmology, CaliforniaPrimary
- North Carolina license
- Ohio license
Clinical focus
Dmand AI lists cataract, cataract surgery with lens implant, dry eye, glaucoma, glaucoma surgery and secondary membranaous cataract surgery among the conditions Dr. Knight treats.
Ophthalmologists near Dr. Knight
Counts of ophthalmologists 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
Dr. O'Rese Joshua Knight billed Medicare for 580 services in 2024
CMS data shows 580 Medicare services from Dr. Knight across 9 procedure codes in 2024, for 171 Medicare patients. Medicare paid $56,018 for them.
Dr. Knight's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1952024: 31763%
- Tests and treatments
- 2023: 2682024: 21321%
- Surgery
- 2023: 232024: 3135%
- Imaging
- 2023: 212024: 1910%
Where Dr. Knight's Medicare services took place, 2024
- In an office54995%
- In a facility315%
Dr. Knight compared with the California median for ophthalmologists, 2024
- Dr. Knight
- California median
- Medicare services
- 580vs 1,07946% below
- Medicare patients
- 171vs 42159% below
- Part D claims
- 489vs 61821% below
Medians across 2,568 ophthalmologists in California with Dmand AI profiles that report each measure.
Dr. Knight's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Knight and other ophthalmologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. O'Rese Joshua Knight treated 171 Medicare patients in 2024, average age 76
CMS counts 171 Medicare patients who saw Dr. Knight in 2024. The largest group is 75 to 84, with 73 patients. 73% of them have high cholesterol, and 70% have high blood pressure. 31% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Knight's median patient age at 71, with 55% women.
Dr. Knight's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Knight's Medicare patients by sex, 2024
- Women9254%
- Men7946%
Chronic conditions among Dr. Knight's Medicare patients, 2024
- High cholesterol73%
- High blood pressure70%
- Arthritis32%
- Diabetes29%
- Osteoporosis25%
- Mood disorders23%
- Chronic kidney disease22%
- Anxiety20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Knight'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
- Women55%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. O'Rese Joshua Knight wrote 596 Medicare Part D claims in 2024
In 2024, Dr. Knight wrote 596 Medicare Part D claims for 120 patients. 49% of them were for generic drugs. CMS names the drug for 489 of them, across 9 drugs with 11 or more claims each, at $43,381 in total drug cost. In 2023, CMS named 793 claims across 12 drugs.
Dr. Knight's Part D claims by kind of drug, 2024
- Generic293 claims49%
- Brand-name303 claims51%
Dr. Knight's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7932024: 48938%
Drugs named by CMS: 9 in 2024, 12 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. O'Rese Joshua Knight ranks in the 68th percentile for cataract surgery in Medicare
Dr. Knight accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 67 procedures of cataract surgery by Dr. Knight, more than 68% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Knight ranks in Medicare procedure volume
- Cataract surgery
- 68th percentile67 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. O'Rese Joshua Knight has 22 publications on record
Dmand AI links 22 papers to Dr. Knight, published from 2009 to 2023. 2022 was the busiest year, with 3. The most frequent topics are Internship and Residency, Intraocular Pressure and Ophthalmology. Dr. Knight has published most often in Am J Ophthalmol. Dr. Knight's most frequent co-authors are Donald Lyle Budenz, MD, Robert T. Chang, MD and David Fleischman, MD.
Dr. Knight's papers by year, 2009 to 2023
Topics Dr. Knight writes about most
- Internship and Residency
- Intraocular Pressure
- Ophthalmology
- Ethnicity
- Glaucoma
- Retinal Ganglion Cells
- Tomography, Optical Coherence
- Visual Acuity
Dr. Knight's most frequent co-authors
- Donald Lyle Budenz, MD4 shared papers
- Robert T. Chang, MD3 shared papers
- David Fleischman, MD3 shared papers
Recent publications by Dr. Knight
Am J Ophthalmol
J Surg Educ
See who Dr. Knight researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Knight works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. O'Rese Joshua Knight has worked on 1 clinical trial
Dmand AI links Dr. Knight to 1 clinical trial. Conditions studied include Low Tension Glaucoma and Cataract.
Conditions in Dr. Knight's trials
- Low Tension Glaucoma
- Cataract
Recent clinical trials with Dr. Knight
Assessing Ocular Hemodynamic Response to Surgical Intervention in Glaucoma (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. O'Rese Joshua Knight received $3,609 in industry payments from 2016 to 2025
CMS Open Payments shows 34 general payments to Dr. Knight from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 48% of the total. Alcon Laboratories Inc paid the most, $2,687.
General payments to Dr. Knight by program year, 2016 to 2025
General payments to Dr. Knight by kind, 2016 to 2025
- Food and beverage$1,74548%
- Speaker and faculty fees$87524%
- Travel and lodging$86424%
- Education$802%
- Gifts$451%
Companies that paid Dr. Knight the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. O'Rese Joshua Knight graduated from University of Miami, Miller School of Medicine
Dr. Knight graduated from University of Miami, Miller School of Medicine in 2009.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Dr. O'Rese Joshua Knight accepts plans from 14 insurance carriers
Dr. Knight is in network with 14 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- Cigna
- Blue Cross Blue Shield of Massachusetts
- HCSC
- +6 more carriersWith a free account
Plan types Dr. Knight accepts, by number of carriers
- Medicare10
- PPO9
- HMO6
- POS5
- EPO4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. O'Rese Joshua Knight'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Dr. O'Rese Joshua Knight
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. O'Rese Joshua Knight's NPI number?
Dr. O'Rese Joshua Knight's NPI number is 1093956013. It was assigned on March 20, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. O'Rese Joshua Knight?
Dr. O'Rese Joshua Knight is an ophthalmologist in Berkeley, California. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. O'Rese Joshua Knight practice?
Dr. Knight practices at 3100 San Pablo Ave, Berkeley, CA 94702. Dr. Knight's primary practice is Bayhealth Berkeley Surgery Center, LLC in Berkeley, California. Dmand AI also links Dr. Knight to 5 group practices and clinics and 5 medical groups.
What is Dr. O'Rese Joshua Knight's office phone number?
The practice phone on file for Dr. Knight is (530) 848-3566.
What is Dr. O'Rese Joshua Knight's medical license number?
Dr. Knight holds California license C184030, one of the licenses on file in 3 states.
Which states has Dr. O'Rese Joshua Knight been licensed in?
Dmand AI has state licenses on file for Dr. Knight in California (2023 to 2027), North Carolina (2013 to 2023) and Ohio (2010 to 2013).
Which hospitals is Dr. O'Rese Joshua Knight affiliated with?
Dr. Knight is affiliated with UCSF Helen Diller Medical Center at Parnassus Heights.
What medical group is Dr. O'Rese Joshua Knight part of?
Dr. Knight is linked to UCSF Medical Group. Dmand AI links Dr. Knight to 5 more medical groups.
Does Dr. O'Rese Joshua Knight accept Medicare?
Yes. CMS data shows Dr. Knight billed Medicare for 580 services in 2024, and Dr. Knight accepts Medicare assignment.
How many Medicare patients does Dr. O'Rese Joshua Knight see?
CMS counts 171 Medicare patients who saw Dr. Knight in 2024, with an average age of 76.
Show 9 more questionsShow fewer questions
Is Dr. O'Rese Joshua Knight board certified?
Yes. Dr. Knight is board certified in ophthalmology by the American Board of Ophthalmology.
What services does Dr. O'Rese Joshua Knight bill to Medicare?
In 2024, Dr. Knight's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and eye exam or test (92083).
Where did Dr. O'Rese Joshua Knight go to medical school?
Dr. Knight graduated from University of Miami, Miller School of Medicine in 2009.
What drugs does Dr. O'Rese Joshua Knight prescribe most?
In 2024 Medicare Part D data, Dr. Knight's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Timolol Maleate.
Has Dr. O'Rese Joshua Knight received payments from drug or device companies?
CMS Open Payments shows $3,609 in general payments to Dr. Knight from 8 companies from 2016 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. O'Rese Joshua Knight been practicing?
Dr. Knight graduated from medical school in 2009, 17 years ago.
Does Dr. O'Rese Joshua Knight do research?
Dmand AI links 22 publications to Dr. Knight, published from 2009 to 2023. Dr. Knight has worked on 1 clinical trial.
Who does Dr. O'Rese Joshua Knight publish with?
Dr. Knight's most frequent co-authors are Donald Lyle Budenz, MD (4 shared papers), Robert T. Chang, MD (3 shared papers) and David Fleischman, MD (3 shared papers).
What insurance does Dr. O'Rese Joshua Knight accept?
Dr. Knight is in network with 14 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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