Dr. O'Rese Joshua Knight, MD

  • Berkeley, CA
  • Ophthalmologist
NPI1093956013PAC ID7113161209
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
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Mobile number
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Social profiles

Primary practice

Bayhealth Berkeley Surgery Center, LLC

Berkeley, California

See all 13 affiliations

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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 and contact details
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, LLC
    3100 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.

See all 13 affiliations for Dr. Knight

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.

EHR by site
SiteEHR vendor and product
Bayhealth Berkeley Surgery Center, LLCAvailable with a free account
+6 more sites and 5 medical groupsAvailable 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, CaliforniaPrimaryLicense C184030 · 2023 to 2027 · taxonomy 207W00000X
  • North Carolina license2013 to 2023
  • Ohio licenseLicense 0000000 · 2010 to 2013

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.

2,621ophthalmologists in California
7ophthalmologists in Berkeley

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.

Medicare services, 2024580
Medicare patients171
Paid by Medicare$56,018
Procedure codes9

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.

See all procedures by Dr. Knight

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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.

Medicare patients, 2024171
Average age76
Average risk score1.18
Also on Medicaid31%

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

  1. High cholesterol73%
  2. High blood pressure70%
  3. Arthritis32%
  4. Diabetes29%
  5. Osteoporosis25%
  6. Mood disorders23%
  7. Chronic kidney disease22%
  8. 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.

Part D claims, 2024596
Drugs named by CMS9
Total drug cost$43,381
Part D patients120

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.

See all prescribing by Dr. Knight

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.

Papers22
Years published2009 to 2023

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

Recent publications by Dr. Knight

See all 22 publications and co-authors

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.

How network discovery works

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

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

$3.6Kin total
  • 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.

See all payments to Dr. Knight

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.

  1. Medical schoolUniversity of Miami, Miller School of Medicine
  2. Board certified in ophthalmologyAmerican Board of 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

  1. Medicare10
  2. PPO9
  3. HMO6
  4. POS5
  5. EPO4
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. O'Rese Joshua Knight's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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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