J Am Coll Emerg Physicians Open
Dr. Christopher Libby, MD
- Medicare services, 2024
- 678
- Medicare patients, 2024
- 444
- Part D claims, 2024
- 101
- Publications
- 7
- MIPS score, 2024
- 93
- Practice address
- 100 W. California Blvd, Pasadena, CA 91105
- Practice phone
- Call (626) 397-2618
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Huntington Hospital - Unit
Acute Care Hospital-Unit · Pasadena, California
Find Dr. Libby's professional email, personal email and mobile number
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Dr. Christopher Libby is an emergency medicine physician in Pasadena, California
Dr. Libby practices at Huntington Hospital - Unit in Pasadena, California.
Dr. Libby's NPI, 1710411459, was assigned on April 19, 2017. Dr. Libby graduated from UMass Chan Medical School in 2017. Dr. Libby's Florida license number on file is ME142488.
- NPI
- 1710411459NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739507443
- NPI enumeration date
- April 19, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (626) 397-2618
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Libby practices at Huntington Hospital - Unit in Pasadena, California
Dr. Libby's primary practice is Huntington Hospital - Unit, at 100 W. California Blvd, Pasadena, CA 91105 in Los Angeles County. The practice phone is (626) 397-2618.
- Huntington Hospital - Unit100 W. California Blvd, Pasadena, CA 91105 · Los Angeles CountyPhone(626) 397-2618
Source: Dmand AI Affiliation Data
Dr. Christopher Libby is affiliated with 3 sites of care and 3 medical groups
Dr. Libby's primary practice is Huntington Hospital - Unit in Pasadena, California. Dr. Libby is also affiliated with Cedars-Sinai Medical Center. The medical group on file is Cedars-Sinai Medical Center. Dmand AI also links Dr. Libby to 1 more hospital and 2 medical groups, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Christopher Libby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Libby practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Huntington Hospital - Unit | 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. Christopher Libby is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Libby's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Libby is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Libby's licenses on file in 3 states: Florida, California and Georgia.
Specialties and state licenses
- Emergency medicine, FloridaPrimary
- Clinical informatics, California
- General practice, Georgia
Emergency medicine physicians near Dr. Libby
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. Christopher Libby billed Medicare for 678 services in 2024
CMS data shows 678 Medicare services from Dr. Libby across 5 procedure codes in 2024, for 444 Medicare patients. Medicare paid $59,678 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Libby's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4712024: 42410%
- Tests and treatments
- 2023: 2862024: 25411%
Dr. Libby compared with the California median for emergency medicine physicians, 2024
- Dr. Libby
- California median
- Medicare services
- 678vs 2652.6 times
- Medicare patients
- 444vs 24383% above
- Part D claims
- 13vs 6279% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Libby'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. Libby 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. Christopher Libby treated 444 Medicare patients in 2024, average age 76
CMS counts 444 Medicare patients who saw Dr. Libby in 2024. The largest group is 65 to 74, with 144 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 50% are also on Medicaid. Their average risk score is 3.01, 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. Libby's median patient age at 59, with 51% women.
Dr. Libby's Medicare patients by age, 2024
Dr. Libby's Medicare patients by sex, 2024
- Women23854%
- Men20646%
Chronic conditions among Dr. Libby's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis68%
- Ischemic heart disease57%
- Diabetes52%
- Heart failure49%
- Mood disorders45%
- Chronic kidney disease44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Libby's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher Libby wrote 101 Medicare Part D claims in 2024
In 2024, Dr. Libby wrote 101 Medicare Part D claims for 75 patients. 92% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $59 in total drug cost. In 2023, CMS named 22 claims across 1 drug.
Dr. Libby's Part D claims by kind of drug, 2024
- Generic93 claims92%
- Brand-name and other8 claims8%
Dr. Libby'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. Libby's Part D claims, 2024
- Opioids13%13 of 101 claims
- Antibiotics32%32 of 101 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: 222024: 1341%
Drugs named by CMS: 1 in 2024, 1 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
Dr. Christopher Libby scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Libby for performance year 2024, reported as part of a group. Dr. Libby accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Libby's MIPS scores, performance year 2024
- 93of 100Final score
- 77.8of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 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. Christopher Libby has 7 publications on record
Dmand AI links 7 papers to Dr. Libby, published from 2021 to 2024. Dr. Libby's most frequent co-authors are Shamie Das, MBA, MD, MPH, Robyn Marie Hoelle, MD and Gregg Aaron Miller, MD.
Dr. Libby's most frequent co-authors
- Shamie Das, MBA, MD, MPH1 shared paper
- Robyn Marie Hoelle, MD1 shared paper
- Gregg Aaron Miller, MD1 shared paper
Recent publications by Dr. Libby
Acute Abdominal Pain and a Whirlpool Sign on Computed Tomography: A Case Report (opens in a new tab)
Clin Pract Cases Emerg Med
See who Dr. Libby researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Libby works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Christopher Libby received $400 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Libby from 1 drug or device company in 2023. Consulting fees make up the largest share, 100% of the total. Annalise-AI Pty Ltd paid the most, $400.
Companies that paid Dr. Libby the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher Libby has 6 awards and honors on record
Dmand AI lists 6 awards for Dr. Libby, most recently Fellow (FAMIA) in 2024. Dr. Libby serves on AMA Young Physician Section, ACEP Health IT Committee and ACEP Clinical Emergency Data Repository.
Awards and honors for Dr. Libby
- 2024
- Fellow (FAMIA)
- 2023
- Fellow (FACEP)
- 2020
- Annual Humanism Award
- 2018
- Resident Clinical Humanism Award
- Resident of the Year
- 2017
- 40 under 40
Dr. Libby's committees and leadership roles
- AMA Young Physician SectionAlternate Delegate
- 2024 to present
- ACEP Health IT CommitteeMember
- 2022 to present
- ACEP Clinical Emergency Data RepositoryMember
- 2019 to present
- AMA Council on Constitution and BylawsMember
- 2021 to 2023
Source: Dmand AI Professional Profile Data
Dr. Christopher Libby graduated from UMass Chan Medical School
Dr. Libby graduated from UMass Chan Medical School in 2017. Dr. Libby is a member of ACEP, AMA and AMIA.
- Medical school
- Board certified in emergency medicine
- Board certified in clinical informatics
Source: Dmand AI Professional Profile Data
Dr. Christopher Libby accepts plans from 6 insurance carriers
Dr. Libby is in network with 6 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. PPO plans come from the most carriers, 3. Check the plan with the practice before a visit.
- United Healthcare
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- Elevance
- HCSC
Plan types Dr. Libby accepts, by number of carriers
- PPO3
- Medicare2
- POS2
- EPO1
- HMO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Christopher Libby'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Christopher Libby
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. Christopher Libby's NPI number?
Dr. Christopher Libby's NPI number is 1710411459. It was assigned on April 19, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Libby?
Dr. Christopher Libby is an emergency medicine physician in Pasadena, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Christopher Libby practice?
Dr. Libby practices at 100 W. California Blvd, Pasadena, CA 91105. Dr. Libby's primary practice is Huntington Hospital - Unit in Pasadena, California. Dmand AI also links Dr. Libby to 1 hospital and 2 medical groups.
What is Dr. Christopher Libby's office phone number?
The practice phone on file for Dr. Libby is (626) 397-2618.
What is Dr. Christopher Libby's medical license number?
Dr. Libby's Florida license number on file is ME142488, one of the licenses on file in 3 states.
Which states has Dr. Christopher Libby been licensed in?
Dmand AI has state licenses on file for Dr. Libby in Florida (2017 to 2024), California (2019 to 2025) and Georgia (2019 to 2023).
Which hospitals is Dr. Christopher Libby affiliated with?
Dr. Libby is affiliated with Cedars-Sinai Medical Center. Dmand AI links Dr. Libby to 2 more hospitals.
What medical group is Dr. Christopher Libby part of?
Dr. Libby is linked to Cedars-Sinai Medical Center. Dmand AI links Dr. Libby to 2 more medical groups.
Does Dr. Christopher Libby accept Medicare?
Yes. CMS data shows Dr. Libby billed Medicare for 678 services in 2024, and Dr. Libby accepts Medicare assignment.
What is Dr. Christopher Libby's MIPS score?
Dr. Libby's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Christopher Libby see?
CMS counts 444 Medicare patients who saw Dr. Libby in 2024, with an average age of 76.
Is Dr. Christopher Libby board certified?
Yes. Dr. Libby is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Christopher Libby bill to Medicare?
In 2024, Dr. Libby's most billed Medicare services were heart test or procedure (93010), emergency department visit (99285) and critical care (99291).
Where did Dr. Christopher Libby go to medical school?
Dr. Libby graduated from UMass Chan Medical School in 2017.
What drugs does Dr. Christopher Libby prescribe most?
In 2024 Medicare Part D data, Dr. Libby's most prescribed drugs by claims were Ondansetron ODT.
Has Dr. Christopher Libby received payments from drug or device companies?
CMS Open Payments shows $400 in general payments to Dr. Libby from 1 company from 2023 to 2023. The largest total came from Annalise-AI Pty Ltd.
How long has Dr. Christopher Libby been practicing?
Dr. Libby graduated from medical school in 2017, 9 years ago.
Does Dr. Christopher Libby do research?
Dmand AI links 7 publications to Dr. Libby, published from 2021 to 2024.
Who does Dr. Christopher Libby publish with?
Dr. Libby's most frequent co-authors are Shamie Das, MBA, MD, MPH (1 shared paper), Robyn Marie Hoelle, MD (1 shared paper) and Gregg Aaron Miller, MD (1 shared paper).
What insurance does Dr. Christopher Libby accept?
Dr. Libby is in network with 6 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. PPO plans come from the most carriers, 3. Check the plan with the practice before a visit.
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