Dr. Patrick J. Karson, DO
- Medicare services, 2018
- 435
- Part D claims, 2018
- 155
- Hospital affiliations
- 1
- Medical groups
- 3
- Insurance carriers
- 2
- Practice address
- 900 E Hamilton Ave, Campbell, CA 95008
- Practice phone
- Call (469) 466-7007
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Signify Health
Campbell, California
Find Dr. Karson'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. Patrick J. Karson is an emergency medicine physician in Campbell, California
Dr. Karson practices at Signify Health in Campbell, California.
Dr. Karson's NPI, 1245339191, was assigned on September 21, 2006. Dr. Karson graduated from Texas College of Osteopathic Medicine in 1976. Dr. Karson holds Florida license OS0003781.
- NPI
- 1245339191NPI Registry (opens in a new tab)
- NPI enumeration date
- September 21, 2006
- NPI status
- Active
- Practice phone
- (469) 466-7007
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1976
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Patrick J. Karson practices at Signify Health in Campbell, California
Dr. Karson's primary practice is Signify Health, at 900 E Hamilton Ave, Campbell, CA 95008 in Santa Clara County. The practice phone is (469) 466-7007.
- Signify Health900 E Hamilton Ave, Campbell, CA 95008 · Santa Clara CountyPhone(469) 466-7007
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Patrick J. Karson is affiliated with 3 sites of care and 3 medical groups
Dr. Karson's primary practice is Signify Health in Campbell, California. Dr. Karson is also affiliated with Orlando Health St. Cloud Hospital. The medical group on file is Signify Health. Dmand AI also links Dr. Karson to 2 more medical groups and 1 group practice or clinic, 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. Patrick J. Karson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Karson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Signify Health | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Patrick J. Karson is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Karson's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Karson is board certified in 1977 - 2026 by the FL State License. Dr. Karson is licensed in Florida.
Specialties and state licenses
- Emergency medicine, FloridaPrimary
Emergency medicine physicians near Dr. Karson
Counts of emergency medicine physicians 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. Patrick J. Karson billed Medicare for 435 services in 2018
CMS data shows 435 Medicare services from Dr. Karson across 5 procedure codes in 2018. Medicare paid $44,558 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Karson's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 5402018: 39028%
- Tests and treatments
- 2017: 832018: 4546%
Dr. Karson compared with the California median for emergency medicine physicians, 2018
- Dr. Karson
- California median
- Medicare services
- 435vs 26564% above
- Part D claims
- 155vs 622.5 times
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Karson's most billed Medicare procedure codes, 2018
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. Karson and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Patrick J. Karson's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Karson's median patient age at 69, with 54% women.
Dr. Karson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women54%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Patrick J. Karson wrote 155 Medicare Part D claims in 2018
In 2018, Dr. Karson wrote 155 Medicare Part D claims. They cover 6 drugs, with $641 in total drug cost. In 2017, CMS named 209 claims across 6 drugs.
Dr. Karson's most prescribed drugs by claims, 2018
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, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 2092018: 15526%
Drugs named by CMS: 6 in 2018, 6 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Patrick J. Karson graduated from Texas College of Osteopathic Medicine
Dr. Karson graduated from Texas College of Osteopathic Medicine in 1976. Dr. Karson is a member of AOA.
- Medical school
- Board certified in 1977 - 2026
- Board certified in 1989 - 2027
- Board certified in 1977 - present
- Board certified in 1990 - 1994
- Board certified in 1987 - 2027
Source: Dmand AI Professional Profile Data
Dr. Patrick J. Karson accepts plans from 2 insurance carriers
Dr. Karson is in network with 2 carriers, including Excellus BlueCross BlueShield and RI State Medicaid. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- RI State Medicaid
Plan types Dr. Karson accepts, by number of carriers
- EPO1
- HMO1
- Medicaid1
- Medicare1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Patrick J. Karson'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Patrick J. Karson
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. Patrick J. Karson's NPI number?
Dr. Patrick J. Karson's NPI number is 1245339191. It was assigned on September 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Patrick J. Karson?
Dr. Patrick J. Karson is an emergency medicine physician in Campbell, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Patrick J. Karson practice?
Dr. Karson practices at 900 E Hamilton Ave, Campbell, CA 95008. Dr. Karson's primary practice is Signify Health in Campbell, California. Dmand AI also links Dr. Karson to 2 medical groups and 1 group practice or clinic.
What is Dr. Patrick J. Karson's office phone number?
The practice phone on file for Dr. Karson is (469) 466-7007.
What is Dr. Patrick J. Karson's medical license number?
Dr. Karson holds Florida license OS0003781.
Which hospitals is Dr. Patrick J. Karson affiliated with?
Dr. Karson is affiliated with Orlando Health St. Cloud Hospital.
What medical group is Dr. Patrick J. Karson part of?
Dr. Karson is linked to Signify Health. Dmand AI links Dr. Karson to 2 more medical groups.
Does Dr. Patrick J. Karson accept Medicare?
Yes. CMS data shows Dr. Karson billed Medicare for 435 services in 2018.
Is Dr. Patrick J. Karson board certified?
Yes. Dr. Karson is board certified in 1977 - 2026 by the FL State License.
What services does Dr. Patrick J. Karson bill to Medicare?
In 2018, Dr. Karson's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and heart test or procedure (93010).
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Where did Dr. Patrick J. Karson go to medical school?
Dr. Karson graduated from Texas College of Osteopathic Medicine in 1976.
What drugs does Dr. Patrick J. Karson prescribe most?
In 2018 Medicare Part D data, Dr. Karson's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Cephalexin and Tramadol HCl.
How long has Dr. Patrick J. Karson been practicing?
Dr. Karson graduated from medical school in 1976, 50 years ago.
What insurance does Dr. Patrick J. Karson accept?
Dr. Karson is in network with 2 carriers, including Excellus BlueCross BlueShield and RI State Medicaid. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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