Dr. Jonathan Read Bear, MD

  • Escondido, CA
  • Radiation oncologist
NPI1770849523PAC ID0749513638
Medicare services, 2024
718
Medicare patients, 2024
86
Part D claims, 2024
129
Publications
3
Clinical trials
1
Practice address
2185 Citracado Pkwy, Escondido, CA 92029
Practice phone
Call (442) 281-5000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Palomar Medical Center Escondido

Escondido, California

See all 6 affiliations

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Dr. Jonathan Read Bear is a radiation oncologist in Escondido, California

Dr. Bear practices at Palomar Medical Center Escondido in Escondido, California.

Dr. Bear's NPI, 1770849523, was assigned on April 5, 2012. Dr. Bear graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2012. Dr. Bear holds California license A126546.

NPI and contact details
Medicare PAC ID
0749513638
NPI enumeration date
April 5, 2012
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(442) 281-5000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
40
Medical school graduation
2012

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Jonathan Read Bear practices at Palomar Medical Center Escondido in Escondido, California

Dr. Bear's primary practice is Palomar Medical Center Escondido, at 2185 Citracado Pkwy, Escondido, CA 92029 in San Diego County. The practice phone is (442) 281-5000.

  • Palomar Medical Center Escondido
    2185 Citracado Pkwy, Escondido, CA 92029 · San Diego CountyPhone(442) 281-5000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Jonathan Read Bear is affiliated with 3 sites of care and 3 medical groups

Dr. Bear's primary practice is Palomar Medical Center Escondido in Escondido, California. Dr. Bear is also affiliated with Palomar Medical Center Downtown Escondido. The medical group on file is Palomar Health Medical Group. Dmand AI also links Dr. Bear to 2 more medical groups and 1 group practice or clinic, each named with a free account.

See all 6 affiliations for Dr. Bear

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Jonathan Read Bear's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bear practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Palomar Medical Center EscondidoAvailable with a free account
+2 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Jonathan Read Bear is one of 685 radiation oncologists in California

Radiation oncology is Dr. Bear's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Bear is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Bear's licenses on file in 3 states: California, Arizona and Virginia.

Specialties and state licenses

  • Radiation oncology, CaliforniaPrimaryLicense A126546 · 2013 to 2027 · taxonomy 2085R0001X
  • Arizona license2018 to 2026
  • Virginia license2015 to 2018

Clinical focus

Dmand AI lists anal cancer radiation, bone cancer radiation, brain cancer radiation, breast cancer radiation, lung cancer radiation and prostate cancer radiation among the conditions Dr. Bear treats.

Radiation oncologists near Dr. Bear

Counts of radiation oncologists with a Dmand AI profile, by place and practice. Each opens the list.

685radiation oncologists in California
2radiation oncologists in Escondido

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Jonathan Read Bear billed Medicare for 718 services in 2024

CMS data shows 718 Medicare services from Dr. Bear across 13 procedure codes in 2024, for 86 Medicare patients. Medicare paid $47,009 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024718
Medicare patients86
Paid by Medicare$47,009
Procedure codes13

Dr. Bear's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 3152024: 3082%
Other services
2023: 02024: 246
Office and hospital visits
2023: 432024: 164281%

Dr. Bear compared with the California median for radiation oncologists, 2024

  • Dr. Bear
  • California median
Medicare services
718vs 1,44450% below
Medicare patients
86vs 16448% below
Part D claims
63vs 3297% above

Medians across 633 radiation oncologists in California with Dmand AI profiles that report each measure.

Dr. Bear'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. Bear and other radiation oncologists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Jonathan Read Bear treated 86 Medicare patients in 2024, average age 77

CMS counts 86 Medicare patients who saw Dr. Bear in 2024. The largest group is 65 to 74, with 38 patients. 72% of them have high cholesterol, and 71% have high blood pressure. Their average risk score is 1.18, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Bear's median patient age at 72, with 29% women.

Medicare patients, 202486
Average age77
Average risk score1.18

Dr. Bear's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Bear's Medicare patients by sex, 2024

  • Women3844%
  • Men4856%

Chronic conditions among Dr. Bear's Medicare patients, 2024

  1. High cholesterol72%
  2. High blood pressure71%
  3. Cancer66%
  4. Arthritis44%
  5. Atrial fibrillation26%
  6. Chronic kidney disease26%
  7. COPD23%
  8. Ischemic heart disease23%

Share of Medicare patients with each condition. A patient can have several.

Dr. Bear's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women29%
  • Men69%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Jonathan Read Bear wrote 129 Medicare Part D claims in 2024

In 2024, Dr. Bear wrote 129 Medicare Part D claims for 66 patients. 87% of them were for generic drugs. CMS names the drug for 63 of them, across 4 drugs with 11 or more claims each, at $1,007 in total drug cost.

Part D claims, 2024129
Drugs named by CMS4
Total drug cost$1,007
Part D patients66

Dr. Bear's Part D claims by kind of drug, 2024

  • Generic112 claims87%
  • Brand-name17 claims13%

Dr. Bear'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. Bear's Part D claims, 2024

  • Opioids13%17 of 129 claims
  • Antibiotics9%12 of 129 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Dr. Bear

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. Jonathan Read Bear offers telehealth to Medicare patients

Dr. Bear accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Bear as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Jonathan Read Bear has 3 publications on record

Dmand AI links 3 papers to Dr. Bear in 2016. Dr. Bear's most frequent co-authors are Jonathan Bear, MD, PhD, Patricia Lee McKay, MD and David Christopher Van Echo, MD.

Papers3

Dr. Bear's most frequent co-authors

Recent publications by Dr. Bear

See all 3 publications and co-authors

See who Dr. Bear researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Bear works with, so you can find a warm path to the right radiation oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Jonathan Read Bear has worked on 1 clinical trial

Dmand AI links Dr. Bear to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Oropharyngeal Neoplasms and Pharyngeal Neoplasms.

Conditions in Dr. Bear's trials

  • Oropharyngeal Neoplasms
  • Pharyngeal Neoplasms

Investigators on the most trials with Dr. Bear

Recent clinical trials with Dr. Bear

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Jonathan Read Bear received $3,353 in industry payments from 2022 to 2025

CMS Open Payments shows 22 general payments to Dr. Bear from 9 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 67% of the total. GT Medical Technologies, Inc paid the most, $1,799.

General payments to Dr. Bear by program year, 2022 to 2025

General payments to Dr. Bear by kind, 2022 to 2025

$3.4Kin total
  • Food and beverage$2,26367%
  • Travel and lodging$1,09033%

Companies that paid Dr. Bear the most, 2022 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Bear

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Jonathan Read Bear graduated from Uniformed Services University, F. Edward Hebert School of Medicine

Dr. Bear graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2012.

  1. Medical schoolUniformed Services University, F. Edward Hebert School of Medicine
  2. Board certified in radiation oncologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Jonathan Read Bear accepts plans from 13 insurance carriers

Dr. Bear is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Alliant Health Plans
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • +5 more carriersWith a free account

Plan types Dr. Bear accepts, by number of carriers

  1. PPO10
  2. Medicare8
  3. HMO7
  4. POS5
  5. EPO3

Source: Dmand AI Insurance Network Data

Sources for Dr. Jonathan Read Bear'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. Jonathan Read Bear

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. Jonathan Read Bear's NPI number?

Dr. Jonathan Read Bear's NPI number is 1770849523. It was assigned on April 5, 2012, and it is active in the NPI Registry.

What kind of doctor is Dr. Jonathan Read Bear?

Dr. Jonathan Read Bear is a radiation oncologist in Escondido, California. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. Jonathan Read Bear practice?

Dr. Bear practices at 2185 Citracado Pkwy, Escondido, CA 92029. Dr. Bear's primary practice is Palomar Medical Center Escondido in Escondido, California. Dmand AI also links Dr. Bear to 2 medical groups and 1 group practice or clinic.

What is Dr. Jonathan Read Bear's office phone number?

The practice phone on file for Dr. Bear is (442) 281-5000.

What is Dr. Jonathan Read Bear's medical license number?

Dr. Bear holds California license A126546, one of the licenses on file in 3 states.

Which states has Dr. Jonathan Read Bear been licensed in?

Dmand AI has state licenses on file for Dr. Bear in California (2013 to 2027), Arizona (2018 to 2026) and Virginia (2015 to 2018).

Which hospitals is Dr. Jonathan Read Bear affiliated with?

Dr. Bear is affiliated with Palomar Medical Center Downtown Escondido.

What medical group is Dr. Jonathan Read Bear part of?

Dr. Bear is linked to Palomar Health Medical Group. Dmand AI links Dr. Bear to 2 more medical groups.

Does Dr. Jonathan Read Bear accept Medicare?

Yes. CMS data shows Dr. Bear billed Medicare for 718 services in 2024, and Dr. Bear accepts Medicare assignment.

Does Dr. Jonathan Read Bear offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Bear as offering telehealth services.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Jonathan Read Bear see?

CMS counts 86 Medicare patients who saw Dr. Bear in 2024, with an average age of 77.

Is Dr. Jonathan Read Bear board certified?

Yes. Dr. Bear is board certified in radiation oncology by the American Board of Radiology.

What services does Dr. Jonathan Read Bear bill to Medicare?

In 2024, Dr. Bear's most billed Medicare services were medicare service (G6002), radiation oncology (77427) and radiation oncology (77300).

Where did Dr. Jonathan Read Bear go to medical school?

Dr. Bear graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2012.

What drugs does Dr. Jonathan Read Bear prescribe most?

In 2024 Medicare Part D data, Dr. Bear's most prescribed drugs by claims were Tamsulosin HCl, Lidocaine HCl Viscous and Ssd.

Has Dr. Jonathan Read Bear received payments from drug or device companies?

CMS Open Payments shows $3,353 in general payments to Dr. Bear from 9 companies from 2022 to 2025. The largest total came from GT Medical Technologies, Inc.

How long has Dr. Jonathan Read Bear been practicing?

Dr. Bear graduated from medical school in 2012, 14 years ago.

Does Dr. Jonathan Read Bear do research?

Dmand AI links 3 publications to Dr. Bear. Dr. Bear has worked on 1 clinical trial.

Who does Dr. Jonathan Read Bear publish with?

Dr. Bear's most frequent co-authors are Jonathan Bear, MD, PhD (1 shared paper), Patricia Lee McKay, MD (1 shared paper) and David Christopher Van Echo, MD (1 shared paper).

What insurance does Dr. Jonathan Read Bear accept?

Dr. Bear is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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