Dr. Jon D. Harrison, MD
- Medicare services, 2021
- 16
- Medicare patients, 2024
- 15
- Part D claims, 2024
- 7,742
- Hospital affiliations
- 1
- Industry payments
- $13
- 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. Harrison'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. Jon D. Harrison is an internist in San Diego, California
Dr. Harrison practices at Kaiser Permanente San Diego Medical Center in San Diego, California.
Dr. Harrison's NPI, 1912046616, was assigned on February 6, 2007. Dr. Harrison graduated from University Of Michigan Medical School in 1993. Dr. Harrison holds California license G81597.
- NPI
- 1912046616NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981881539
- NPI enumeration date
- February 6, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 528-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jon D. Harrison practices at Kaiser Permanente San Diego Medical Center in San Diego, California
Dr. Harrison'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. Jon D. Harrison is affiliated with 2 sites of care and 1 medical group
Dr. Harrison's primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California. Dr. Harrison is also affiliated with Kaiser Permanente Zion Medical Center. 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. Jon D. Harrison's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harrison 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. Jon D. Harrison is one of 16,751 internists in California
Internal medicine is Dr. Harrison's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Harrison is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists asthma, cardiomyopathy, high cholesterol, mobility impairment and muscle pain, fibromyalgia, and limb pain among the conditions Dr. Harrison treats.
Internists near Dr. Harrison
Counts of internists 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. Jon D. Harrison billed Medicare for 16 services in 2021
CMS data shows 16 Medicare services from Dr. Harrison across 1 procedure code in 2021, all of them office visits, for 15 Medicare patients. Medicare paid $951 for them. Every service was in an office.
Dr. Harrison's Medicare services by type, 2019 to 2021
- 2019
- 2021
- Office and hospital visits
- 2019: 192021: 1616%
Dr. Harrison compared with the California median for internists, 2021
- Dr. Harrison
- California median
- Medicare services
- 16vs 36196% below
- Medicare patients
- 15vs 15190% below
- Part D claims
- 7,065vs 42116.8 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Harrison's most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Harrison?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Harrison and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jon D. Harrison treated 15 Medicare patients in 2024, average age 71
CMS counts 15 Medicare patients who saw Dr. Harrison in 2024. Their average risk score is 0.92, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Harrison's median patient age at 63, with 54% women.
Dr. Harrison's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jon D. Harrison wrote 7,742 Medicare Part D claims in 2024
In 2024, Dr. Harrison wrote 7,742 Medicare Part D claims for 800 patients. 88% of them were for generic drugs. CMS names the drug for 7,065 of them, across 95 drugs with 11 or more claims each, at $353,654 in total drug cost. In 2023, CMS named 6,847 claims across 89 drugs.
Dr. Harrison's Part D claims by kind of drug, 2024
- Generic6,843 claims88%
- Brand-name755 claims10%
- Other144 claims2%
Dr. Harrison'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. Harrison's Part D claims, 2024
- Opioids4%297 of 7,742 claims
- Antibiotics1%109 of 7,742 claims
- Antipsychotics, patients 65 and over0%14 of 7,742 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: 6,8472024: 7,0653%
Drugs named by CMS: 95 in 2024, 89 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
How Dr. Jon D. Harrison takes part in Medicare
Dr. Harrison 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)
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Dr. Jon D. Harrison received $13 in industry payments in 2020
CMS Open Payments shows 1 general payment to Dr. Harrison from 1 drug or device company in 2020. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $13.
Companies that paid Dr. Harrison the most, 2020 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jon D. Harrison has 4 awards and honors on record
Dmand AI lists 4 awards for Dr. Harrison, most recently NCQA DRP in 2013.
Awards and honors for Dr. Harrison
- 2013
- NCQA DRP
- NCQA HSRP
- 2011
- CMS Stage 1 2012
- Undated
- Bridges to Excellence
Source: Dmand AI Professional Profile Data
Dr. Jon D. Harrison graduated from University Of Michigan Medical School
Dr. Harrison graduated from University Of Michigan Medical School in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Jon D. Harrison accepts plans from 2 insurance carriers
Dr. Harrison is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Harrison accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Jon D. Harrison'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Jon D. Harrison
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. Jon D. Harrison's NPI number?
Dr. Jon D. Harrison's NPI number is 1912046616. It was assigned on February 6, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Jon D. Harrison?
Dr. Jon D. Harrison is an internist in San Diego, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jon D. Harrison practice?
Dr. Harrison practices at 9455 Clairemont Mesa Blvd, San Diego, CA 92123. Dr. Harrison's primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California.
What is Dr. Jon D. Harrison's office phone number?
The practice phone on file for Dr. Harrison is (619) 528-5000.
What is Dr. Jon D. Harrison's medical license number?
Dr. Harrison holds California license G81597.
Which hospitals is Dr. Jon D. Harrison affiliated with?
Dr. Harrison is affiliated with Kaiser Permanente Zion Medical Center.
What medical group is Dr. Jon D. Harrison part of?
Dr. Harrison is linked to Southern California Permanente Medical Group.
Does Dr. Jon D. Harrison accept Medicare?
Yes. CMS data shows Dr. Harrison billed Medicare for 16 services in 2021, and Dr. Harrison accepts Medicare assignment.
How many Medicare patients does Dr. Jon D. Harrison see?
CMS counts 15 Medicare patients who saw Dr. Harrison in 2024, with an average age of 71.
What services does Dr. Jon D. Harrison bill to Medicare?
In 2021, Dr. Harrison's most billed Medicare services were office visit, established patient (99214).
Show 5 more questionsShow fewer questions
Where did Dr. Jon D. Harrison go to medical school?
Dr. Harrison graduated from University Of Michigan Medical School in 1993.
What drugs does Dr. Jon D. Harrison prescribe most?
In 2024 Medicare Part D data, Dr. Harrison's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Losartan Potassium.
Has Dr. Jon D. Harrison received payments from drug or device companies?
CMS Open Payments shows $13 in general payments to Dr. Harrison from 1 company from 2020 to 2020. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Jon D. Harrison been practicing?
Dr. Harrison graduated from medical school in 1993, 33 years ago.
What insurance does Dr. Jon D. Harrison accept?
Dr. Harrison is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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