Dr. John Robinson Knox Jr., DO
- Medicare services, 2019
- 75
- Part D claims, 2024
- 279
- Hospital affiliations
- 1
- Industry payments
- $210
- Medical group
- 1
- Practice address
- 9455 Clairemont Mesa Blvd, San Diego, CA 92123
- Practice phone
- Call (619) 528-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente San Diego Medical Center
San Diego, California
Find Dr. Knox'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. John Robinson Knox Jr. is a psychiatrist in San Diego, California
Dr. Knox practices at Kaiser Permanente San Diego Medical Center in San Diego, California.
Dr. Knox's NPI, 1669507000, was assigned on February 23, 2007. Dr. Knox graduated from Oklahoma State University College Of Osteopathic Medicine in 2015. Dr. Knox holds Colorado license DR.0061805.
- NPI
- 1669507000NPI Registry (opens in a new tab)
- NPI enumeration date
- February 23, 2007
- NPI status
- Active
- Practice phone
- (619) 528-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. John Robinson Knox Jr. practices at Kaiser Permanente San Diego Medical Center in San Diego, California
Dr. Knox's primary practice is Kaiser Permanente San Diego Medical Center, at 9455 Clairemont Mesa Blvd, San Diego, CA 92123 in San Diego County. The practice phone is (619) 528-5000.
- Kaiser Permanente San Diego Medical Center9455 Clairemont Mesa Blvd, San Diego, CA 92123 · San Diego CountyPhone(619) 528-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John Robinson Knox Jr. is affiliated with 2 sites of care and 1 medical group
Dr. Knox's primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California. Dr. Knox is also affiliated with UCHealth University of Colorado Hospital. The medical group on file is Southern California Permanente Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Robinson Knox Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Knox practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente San Diego Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Robinson Knox Jr. is one of 6,803 psychiatrists in California
Psychiatry is Dr. Knox's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Knox is board certified in addiction psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Knox's licenses on file in 2 states: Colorado and Oklahoma.
Specialties and state licenses
- Psychiatry, ColoradoPrimary
- Oklahoma license
Psychiatrists near Dr. Knox
Counts of psychiatrists 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. John Robinson Knox Jr. billed Medicare for 75 services in 2019
CMS data shows 75 Medicare services from Dr. Knox across 2 procedure codes in 2019. Medicare paid $3,907 for them. Every service was in an office.
Dr. Knox compared with the California median for psychiatrists, 2019
- Dr. Knox
- California median
- Medicare services
- 75vs 11937% below
- Part D claims
- 229vs 14459% above
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Knox's most billed Medicare procedure codes, 2019
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. Knox and other psychiatrists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Robinson Knox Jr.'s patients have a median age of 47
Across all payers, Dmand AI patient panel data puts Dr. Knox's median patient age at 47, with 33% women.
Dr. Knox's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 47
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Dr. John Robinson Knox Jr. wrote 279 Medicare Part D claims in 2024
In 2024, Dr. Knox wrote 279 Medicare Part D claims for 35 patients. 100% of them were for generic drugs. CMS names the drug for 229 of them, across 8 drugs with 11 or more claims each, at $11,939 in total drug cost. In 2023, CMS named 184 claims across 4 drugs.
Dr. Knox's Part D claims by kind of drug, 2024
- Generic278 claims100%
- Brand-name and other1 claims0%
Dr. Knox'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.
Drug classes CMS tracks in Dr. Knox's Part D claims, 2024
- Antipsychotics, patients 65 and over5%14 of 279 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1842024: 22924%
Drugs named by CMS: 8 in 2024, 4 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
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Dr. John Robinson Knox Jr. received $210 in industry payments from 2016 to 2021
CMS Open Payments shows 8 general payments to Dr. Knox from 6 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. ACADIA Pharmaceuticals Inc paid the most, $103.
General payments to Dr. Knox by program year, 2016 to 2021
Companies that paid Dr. Knox the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Robinson Knox Jr. graduated from Oklahoma State University College Of Osteopathic Medicine
Dr. Knox graduated from Oklahoma State University College Of Osteopathic Medicine in 2015.
- Medical school
- Board certified in addiction psychiatry
- Board certified in psychiatry
- Board certified in 2022 - 2025
- Board certified in 2019 - 2023
- Board certified in 2016 - 2021
Source: Dmand AI Professional Profile Data
Dr. John Robinson Knox Jr. accepts plans from 1 insurance carrier
Dr. Knox is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
Plan types Dr. Knox accepts, by number of carriers
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. John Robinson Knox Jr.'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 DataDmand AI Org Hierarchy 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 Data |
| 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) |
| 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. John Robinson Knox Jr.
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. John Robinson Knox Jr.'s NPI number?
Dr. John Robinson Knox Jr.'s NPI number is 1669507000. It was assigned on February 23, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. John Robinson Knox Jr.?
Dr. John Robinson Knox Jr. is a psychiatrist in San Diego, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. John Robinson Knox Jr. practice?
Dr. Knox practices at 9455 Clairemont Mesa Blvd, San Diego, CA 92123. Dr. Knox's primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California.
What is Dr. John Robinson Knox Jr.'s office phone number?
The practice phone on file for Dr. Knox is (619) 528-5000.
What is Dr. John Robinson Knox Jr.'s medical license number?
Dr. Knox holds Colorado license DR.0061805, one of the licenses on file in 2 states.
Which states has Dr. John Robinson Knox Jr. been licensed in?
Dmand AI has state licenses on file for Dr. Knox in Colorado and Oklahoma.
Which hospitals is Dr. John Robinson Knox Jr. affiliated with?
Dr. Knox is affiliated with UCHealth University of Colorado Hospital.
What medical group is Dr. John Robinson Knox Jr. part of?
Dr. Knox is linked to Southern California Permanente Medical Group.
Does Dr. John Robinson Knox Jr. accept Medicare?
Yes. CMS data shows Dr. Knox billed Medicare for 75 services in 2019.
Is Dr. John Robinson Knox Jr. board certified?
Yes. Dr. Knox is board certified in addiction psychiatry by the American Board of Psychiatry and Neurology.
Show 6 more questionsShow fewer questions
What services does Dr. John Robinson Knox Jr. bill to Medicare?
In 2019, Dr. Knox's most billed Medicare services were nursing facility care (99308) and nursing facility care (99309).
Where did Dr. John Robinson Knox Jr. go to medical school?
Dr. Knox graduated from Oklahoma State University College Of Osteopathic Medicine in 2015.
What drugs does Dr. John Robinson Knox Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Knox's most prescribed drugs by claims were Buprenorphine-Naloxone, Gabapentin and Hydroxyzine Pamoate.
Has Dr. John Robinson Knox Jr. received payments from drug or device companies?
CMS Open Payments shows $210 in general payments to Dr. Knox from 6 companies from 2016 to 2021. The largest total came from ACADIA Pharmaceuticals Inc.
How long has Dr. John Robinson Knox Jr. been practicing?
Dr. Knox graduated from medical school in 2015, 11 years ago.
What insurance does Dr. John Robinson Knox Jr. accept?
Dr. Knox is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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