Dr. Christina Denise Downey, MD

  • Loma Linda, CA
  • Internist
NPI1558625285PAC ID3971813247
Medicare services, 2024
1,804
Medicare patients, 2024
915
Part D claims, 2024
1,657
Publications
11
MIPS score, 2024
89
Practice address
11370 Anderson St, Loma Linda, CA 92354
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Loma Linda University Medical Cente - Center for Restorative Neurology - HOPD

Acute Care Hospital outpatient department · Loma Linda, California

See all 9 affiliations

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Dr. Christina Denise Downey is an internist in Loma Linda, California

Dr. Downey practices at Loma Linda University Medical Cente - Center for Restorative Neurology - HOPD in Loma Linda, California.

Dr. Downey's NPI, 1558625285, was assigned on June 27, 2012. Dr. Downey graduated from Ross University School of Medicine in 2012. Dr. Downey's Michigan license number on file is 4301101525.

NPI and contact details
Medicare PAC ID
3971813247
NPI enumeration date
June 27, 2012
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
40
Medical school graduation
2012

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

Dr. Christina Denise Downey practices at Loma Linda University Medical Cente - Center for Restorative Neurology - HOPD in Loma Linda, California

Dr. Downey's primary practice is Loma Linda University Medical Cente - Center for Restorative Neurology - HOPD, at 11370 Anderson St, Loma Linda, CA 92354.

  • Loma Linda University Medical Cente - Center for Restorative Neurology - HOPD
    11370 Anderson St, Loma Linda, CA 92354

Source: Dmand AI Affiliation Data

Dr. Christina Denise Downey is affiliated with 6 sites of care and 3 medical groups

Dr. Downey's primary practice is Loma Linda University Medical Cente - Center for Restorative Neurology - HOPD in Loma Linda, California. Dr. Downey is also affiliated with Loma Linda University Medical Center. The medical group on file is Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI also links Dr. Downey to 2 more hospitals, 2 medical groups, 1 community health center and 1 hospital outpatient department, each named with a free account. Dr. Downey's employer is on file too: a hospital.

See all 9 affiliations for Dr. Downey

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Christina Denise Downey's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Downey practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Loma Linda University Medical Cente - Center for Restorative Neurology - HOPDAvailable with a free account
+5 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Christina Denise Downey is one of 16,751 internists in California

Internal medicine is Dr. Downey's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Downey is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Downey's licenses on file in 3 states: Michigan, California and Pennsylvania.

Specialties and state licenses

  • Internal medicine, MichiganPrimaryLicense 4301101525 · 2012 to 2016 · taxonomy 207R00000X
  • Rheumatology, CaliforniaLicense 133281 · 2014 to 2026 · taxonomy 207RR0500X
  • Pennsylvania license2015 to 2017

Clinical focus

Dmand AI lists arteritis, arthritis, fluid in a joint, joint pain, lupus, muscle pain, fibromyalgia, and limb pain, osteoporosis and rheumatoid arthritis among the conditions Dr. Downey treats.

Internists near Dr. Downey

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. Christina Denise Downey billed Medicare for 1,804 services in 2024

CMS data shows 1,804 Medicare services from Dr. Downey across 10 procedure codes in 2024, for 915 Medicare patients. Medicare paid $78,299 for them.

Medicare services, 20241,804
Medicare patients915
Paid by Medicare$78,299
Procedure codes10

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

  • 2023
  • 2024
Imaging
2023: 1,0312024: 1,40436%
Office and hospital visits
2023: 2582024: 2663%
Other services
2023: 02024: 134
Tests and treatments
2023: 162024: 0100%

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

  • In an office1,73596%
  • In a facility694%

Dr. Downey compared with the California median for internists, 2024

  • Dr. Downey
  • California median
Medicare services
1,804vs 3615.0 times
Medicare patients
915vs 1516.1 times
Part D claims
1,391vs 4213.3 times

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. Downey'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. Downey

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

Dr. Christina Denise Downey treated 915 Medicare patients in 2024, average age 73

CMS counts 915 Medicare patients who saw Dr. Downey in 2024. The largest group is 65 to 74, with 393 patients. 72% of them have high blood pressure, and 66% have high cholesterol. 31% are also on Medicaid. Their average risk score is 1.52, 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. Downey's median patient age at 71, with 77% women.

Medicare patients, 2024915
Average age73
Average risk score1.52
Also on Medicaid31%

Dr. Downey's Medicare patients by age, 2024

Dr. Downey's Medicare patients by sex, 2024

  • Women75382%
  • Men16218%

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

  1. High blood pressure72%
  2. High cholesterol66%
  3. Arthritis54%
  4. Osteoporosis52%
  5. Diabetes30%
  6. Mood disorders24%
  7. Anxiety23%
  8. Cancer23%

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

Dr. Downey's patients across all payers

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

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women77%
  • Men23%

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

Dr. Christina Denise Downey wrote 1,657 Medicare Part D claims in 2024

In 2024, Dr. Downey wrote 1,657 Medicare Part D claims for 369 patients. 76% of them were for generic drugs. CMS names the drug for 1,391 of them, across 32 drugs with 11 or more claims each, at $1,880,361 in total drug cost. In 2023, CMS named 1,016 claims across 34 drugs.

Part D claims, 20241,657
Drugs named by CMS32
Total drug cost$1.9M
Part D patients369

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

  • Generic1,260 claims76%
  • Brand-name and other397 claims24%

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

  • Antibiotics1%14 of 1,657 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: 1,0162024: 1,39137%

Drugs named by CMS: 32 in 2024, 34 in 2023.

See all prescribing by Dr. Downey

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. Christina Denise Downey scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Downey for performance year 2024, reported as part of a group. Dr. Downey accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Downey as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Downey's MIPS scores, performance year 2024

  • 89of 100Final score
  • 72.1of 100Quality
  • 80of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 77of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Christina Denise Downey has 11 publications on record

Dmand AI links 11 papers to Dr. Downey, published from 2021 to 2024. 2023 was the busiest year, with 3. The most frequent topics are Rheumatologists and Rheumatology. Dr. Downey has published most often in Clin Rheumatol. Dr. Downey's most frequent co-authors are Puneet Bajaj, MD, Christie M. Bartels, MD and Maria I. Danila.

Papers11
Years published2021 to 2024

Dr. Downey's papers by year, 2021 to 2024

Topics Dr. Downey writes about most

  • Rheumatologists
  • Rheumatology

Dr. Downey's most frequent co-authors

Recent publications by Dr. Downey

See all 11 publications and co-authors

See who Dr. Downey researches with

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

How network discovery works

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

Dr. Christina Denise Downey received $3,591 in industry payments from 2016 to 2025

CMS Open Payments shows 75 general payments to Dr. Downey from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 72% of the total. Abbvie Inc. paid the most, $681.

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

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

$3.6Kin total
  • Food and beverage$2,59272%
  • Consulting fees$78022%
  • Education$2196%

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

Share is of all general payments to this clinician.

See all payments to Dr. Downey

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

Dr. Christina Denise Downey has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Downey, most recently Teaching Excellence in 2021. Dr. Downey serves on ACR Government Affairs Committee, ACR Committee on Rheumatologic Care and ACR Insurance Subcommittee to the Committee on Rheumatologic Care.

Awards and honors for Dr. Downey

  1. 2021
    • Teaching Excellence
  2. 2015
    • Outstanding Resident Research

Dr. Downey's committees and leadership roles

ACR Government Affairs CommitteeChair
2022 to present
ACR Committee on Rheumatologic CareVolunteer
2019 to present
ACR Insurance Subcommittee to the Committee on Rheumatologic CareVolunteer
2019 to present
AMA DelegateYoung Physician Representative
2019 to present
American College of Rheumatology Advocacy 101Co-Organizer
2016 to 2019

Source: Dmand AI Professional Profile Data

Dr. Christina Denise Downey graduated from Ross University School of Medicine

Dr. Downey graduated from Ross University School of Medicine in 2012. Dr. Downey is a member of ACR and AMA.

  1. Medical schoolRoss University School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in rheumatologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Christina Denise Downey accepts plans from 15 insurance carriers

Dr. Downey is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Molina
  • Regence Health Plans
  • +7 more carriersWith a free account

Plan types Dr. Downey accepts, by number of carriers

  1. Medicare9
  2. PPO9
  3. HMO7
  4. POS5
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Christina Denise Downey'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 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)Clinician Public Reporting: Overall MIPS Performance (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)
Awards and committee rolesDmand AI Professional Profile Data
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. Christina Denise Downey

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. Christina Denise Downey's NPI number?

Dr. Christina Denise Downey's NPI number is 1558625285. It was assigned on June 27, 2012, and it is active in the NPI Registry.

What kind of doctor is Dr. Christina Denise Downey?

Dr. Christina Denise Downey is an internist in Loma Linda, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Christina Denise Downey practice?

Dr. Downey practices at 11370 Anderson St, Loma Linda, CA 92354. Dr. Downey's primary practice is Loma Linda University Medical Cente - Center for Restorative Neurology - HOPD in Loma Linda, California. Dmand AI also links Dr. Downey to 2 hospitals, 2 medical groups, 1 community health center and 1 hospital outpatient department.

What is Dr. Christina Denise Downey's medical license number?

Dr. Downey's Michigan license number on file is 4301101525, one of the licenses on file in 3 states.

Which states has Dr. Christina Denise Downey been licensed in?

Dmand AI has state licenses on file for Dr. Downey in Michigan (2012 to 2016), California (2014 to 2026) and Pennsylvania (2015 to 2017).

Which hospitals is Dr. Christina Denise Downey affiliated with?

Dr. Downey is affiliated with Loma Linda University Medical Center. Dmand AI links Dr. Downey to 2 more hospitals.

What medical group is Dr. Christina Denise Downey part of?

Dr. Downey is linked to Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI links Dr. Downey to 2 more medical groups.

Does Dr. Christina Denise Downey accept Medicare?

Yes. CMS data shows Dr. Downey billed Medicare for 1,804 services in 2024, and Dr. Downey accepts Medicare assignment.

Does Dr. Christina Denise Downey offer telehealth?

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

What is Dr. Christina Denise Downey's MIPS score?

Dr. Downey's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Christina Denise Downey see?

CMS counts 915 Medicare patients who saw Dr. Downey in 2024, with an average age of 73.

Is Dr. Christina Denise Downey board certified?

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

What services does Dr. Christina Denise Downey bill to Medicare?

In 2024, Dr. Downey's most billed Medicare services were radiation oncology (77080), radiation oncology (77089) and medicare service (G2211).

Where did Dr. Christina Denise Downey go to medical school?

Dr. Downey graduated from Ross University School of Medicine in 2012.

What drugs does Dr. Christina Denise Downey prescribe most?

In 2024 Medicare Part D data, Dr. Downey's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Methotrexate and Prednisone.

Has Dr. Christina Denise Downey received payments from drug or device companies?

CMS Open Payments shows $3,591 in general payments to Dr. Downey from 17 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Christina Denise Downey been practicing?

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

Does Dr. Christina Denise Downey do research?

Dmand AI links 11 publications to Dr. Downey, published from 2021 to 2024.

Who does Dr. Christina Denise Downey publish with?

Dr. Downey's most frequent co-authors are Puneet Bajaj, MD (2 shared papers), Christie M. Bartels, MD (2 shared papers) and Maria I. Danila (2 shared papers).

What insurance does Dr. Christina Denise Downey accept?

Dr. Downey is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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