Dr. Timothy J. Killeen, MD

  • Temecula, CA
  • Pulmonologist
NPI1154426849PAC ID2163332511
Medicare services, 2024
2,925
Medicare patients, 2024
825
Part D claims, 2024
6,253
Publications
8
Hospital affiliations
4
Practice address
31700 Temecula Pkwy, Temecula, CA 92592
Practice phone
Call (951) 331-2200
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Temecula Valley Hospital

Hospital · Temecula, California

See all 11 affiliations

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Dr. Timothy J. Killeen is a pulmonologist in Temecula, California

Dr. Killeen practices at Temecula Valley Hospital in Temecula, California, part of Universal Health Services.

Dr. Killeen's NPI, 1154426849, was assigned on September 14, 2006. Dr. Killeen graduated from Loma Linda University School Of Medicine in 1984. Dr. Killeen holds California license G55364.

NPI and contact details
Medicare PAC ID
2163332511
NPI enumeration date
September 14, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(951) 331-2200
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
68
Medical school graduation
1984

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

Dr. Timothy J. Killeen practices at Temecula Valley Hospital in Temecula, California

Dr. Killeen's primary practice is Temecula Valley Hospital, at 31700 Temecula Pkwy, Temecula, CA 92592 in Riverside County. The practice phone is (951) 331-2200.

Source: Dmand AI Affiliation Data

Dr. Timothy J. Killeen is affiliated with 10 sites of care and 1 medical group

Dr. Killeen's primary practice is Temecula Valley Hospital in Temecula, California, part of Universal Health Services. Dr. Killeen is also affiliated with Hoag Hospital Newport Beach. The medical group on file is Temecula Valley Hospitalist Medical Group Inc. Dmand AI also links Dr. Killeen to 2 more hospitals, 5 home health agencies and 1 physician office, each named with a free account.

See all 11 affiliations for Dr. Killeen

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Timothy J. Killeen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Killeen practices, 10 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Temecula Valley HospitalAvailable with a free account
+9 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Timothy J. Killeen is one of 1,339 pulmonologists in California

Pulmonary disease is Dr. Killeen's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Killeen is board certified in internal medicine by the American Board of Internal Medicine. Dr. Killeen is licensed in California.

Specialties and state licenses

  • Pulmonary disease, CaliforniaPrimaryLicense G55364 · 1985 to 2027 · taxonomy 207RP1001X

Clinical focus

Dmand AI lists acid reflux, acute mini-stroke (TIA), acute sinusitis, aneurysm, anxiety, arthritis, asthma and atrial fibrillation and flutter among the conditions Dr. Killeen treats.

Pulmonologists near Dr. Killeen

Counts of pulmonologists 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. Timothy J. Killeen billed Medicare for 2,925 services in 2024

CMS data shows 2,925 Medicare services from Dr. Killeen across 19 procedure codes in 2024, for 825 Medicare patients. Medicare paid $267,158 for them.

Medicare services, 20242,925
Medicare patients825
Paid by Medicare$267,158
Procedure codes19

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

  • 2023
  • 2024
Office and hospital visits
2023: 2,4592024: 2,464No change
Other services
2023: 2632024: 2765%
Tests and treatments
2023: 662024: 155135%
Surgery
2023: 352024: 3014%

Where Dr. Killeen's Medicare services took place, 2024

  • In an office2,30979%
  • In a facility61621%

Dr. Killeen compared with the California median for pulmonologists, 2024

  • Dr. Killeen
  • California median
Medicare services
2,925vs 6494.5 times
Medicare patients
825vs 2723.0 times
Part D claims
5,489vs 42113.0 times

Medians across 1,263 pulmonologists in California with Dmand AI profiles that report each measure.

Dr. Killeen'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. Killeen

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

Dr. Timothy J. Killeen treated 825 Medicare patients in 2024, average age 77

CMS counts 825 Medicare patients who saw Dr. Killeen in 2024. The largest group is 75 to 84, with 323 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.63, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Killeen's median patient age at 74, with 55% women.

Medicare patients, 2024825
Average age77
Average risk score1.63
Also on Medicaid12%

Dr. Killeen's Medicare patients by age, 2024

Dr. Killeen's Medicare patients by sex, 2024

  • Women46957%
  • Men35643%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis53%
  4. Ischemic heart disease48%
  5. COPD45%
  6. Diabetes43%
  7. Heart failure34%
  8. Atrial fibrillation32%

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

Dr. Killeen's patients across all payers

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

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women55%
  • Men45%

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

Dr. Timothy J. Killeen wrote 6,253 Medicare Part D claims in 2024

In 2024, Dr. Killeen wrote 6,253 Medicare Part D claims for 528 patients. 76% of them were for generic drugs. CMS names the drug for 5,489 of them, across 117 drugs with 11 or more claims each, at $1,638,712 in total drug cost. In 2023, CMS named 5,151 claims across 118 drugs.

Part D claims, 20246,253
Drugs named by CMS117
Total drug cost$1.6M
Part D patients528

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

  • Generic4,746 claims76%
  • Brand-name1,485 claims24%
  • Other22 claims0%

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

  • Opioids1%36 of 6,253 claims
  • Antibiotics8%476 of 6,253 claims
  • Antipsychotics, patients 65 and over1%61 of 6,253 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: 5,1512024: 5,4897%

Drugs named by CMS: 117 in 2024, 118 in 2023.

See all prescribing by Dr. Killeen

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. Timothy J. Killeen offers telehealth to Medicare patients

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Timothy J. Killeen has 8 publications on record

Dmand AI links 8 papers to Dr. Killeen in 2007. The most frequent topics are Ecosystem, Trees and South America. Dr. Killeen has published most often in Philos Trans R Soc Lond B Biol Sci.

Papers8

Topics Dr. Killeen writes about most

  • Ecosystem
  • Trees
  • South America
  • Biomass
  • Carbon
  • Climate
  • Rain
  • Brazil

Recent publications by Dr. Killeen

See all 8 publications and co-authors

See who Dr. Killeen researches with

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

How network discovery works

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

Dr. Timothy J. Killeen received $25,401 in industry payments from 2016 to 2025

CMS Open Payments shows 1,319 general payments to Dr. Killeen from 61 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. AstraZeneca Pharmaceuticals LP paid the most, $3,697.

General payments to Dr. Killeen by program year, 2016 to 2025

General payments to Dr. Killeen by kind, 2016 to 2025

$25.4Kin total
  • Food and beverage$24,54497%
  • Education$7353%
  • Speaker and faculty fees$1220%

Companies that paid Dr. Killeen the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Killeen

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

Dr. Timothy J. Killeen graduated from Loma Linda University School Of Medicine

Dr. Killeen graduated from Loma Linda University School Of Medicine in 1984. Dr. Killeen is a member of ACP.

  1. Medical schoolLoma Linda University School Of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in pulmonary diseaseAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Timothy J. Killeen accepts plans from 7 insurance carriers

Dr. Killeen is in network with 7 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and Elevance. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • Elevance
  • HCSC
  • Regence Health Plans
  • CMS Medicare
  • NV State Medicaid

Plan types Dr. Killeen accepts, by number of carriers

  1. Medicare6
  2. PPO5
  3. HMO1
  4. Medicaid1
  5. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Timothy J. Killeen'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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. Timothy J. Killeen

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. Timothy J. Killeen's NPI number?

Dr. Timothy J. Killeen's NPI number is 1154426849. It was assigned on September 14, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Timothy J. Killeen?

Dr. Timothy J. Killeen is a pulmonologist in Temecula, California. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).

Where does Dr. Timothy J. Killeen practice?

Dr. Killeen practices at 31700 Temecula Pkwy, Temecula, CA 92592. Dr. Killeen's primary practice is Temecula Valley Hospital in Temecula, California, part of Universal Health Services. Dmand AI also links Dr. Killeen to 2 hospitals, 5 home health agencies and 1 physician office.

What is Dr. Timothy J. Killeen's office phone number?

The practice phone on file for Dr. Killeen is (951) 331-2200.

What is Dr. Timothy J. Killeen's medical license number?

Dr. Killeen holds California license G55364.

Which hospitals is Dr. Timothy J. Killeen affiliated with?

Dr. Killeen practices at Temecula Valley Hospital in Temecula, California. Dr. Killeen is also affiliated with Hoag Hospital Newport Beach. Dmand AI links Dr. Killeen to 2 more hospitals.

What medical group is Dr. Timothy J. Killeen part of?

Dr. Killeen is linked to Temecula Valley Hospitalist Medical Group Inc.

Does Dr. Timothy J. Killeen accept Medicare?

Yes. CMS data shows Dr. Killeen billed Medicare for 2,925 services in 2024, and Dr. Killeen accepts Medicare assignment.

Does Dr. Timothy J. Killeen offer telehealth?

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

How many Medicare patients does Dr. Timothy J. Killeen see?

CMS counts 825 Medicare patients who saw Dr. Killeen in 2024, with an average age of 77.

Show 8 more questionsShow fewer questions

Is Dr. Timothy J. Killeen board certified?

Yes. Dr. Killeen is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Timothy J. Killeen bill to Medicare?

In 2024, Dr. Killeen's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and hospital inpatient care (99233).

Where did Dr. Timothy J. Killeen go to medical school?

Dr. Killeen graduated from Loma Linda University School Of Medicine in 1984.

What drugs does Dr. Timothy J. Killeen prescribe most?

In 2024 Medicare Part D data, Dr. Killeen's most prescribed drugs by claims were Prednisone, Levothyroxine Sodium and Roflumilast.

Has Dr. Timothy J. Killeen received payments from drug or device companies?

CMS Open Payments shows $25,401 in general payments to Dr. Killeen from 61 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.

How long has Dr. Timothy J. Killeen been practicing?

Dr. Killeen graduated from medical school in 1984, 42 years ago.

Does Dr. Timothy J. Killeen do research?

Dmand AI links 8 publications to Dr. Killeen.

What insurance does Dr. Timothy J. Killeen accept?

Dr. Killeen is in network with 7 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and Elevance. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

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