Dr. Brittany Jean Guest, DO
- Medicare services, 2024
- 374
- Medicare patients, 2024
- 370
- Part D claims, 2024
- 67
- MIPS score, 2024
- 100
- Hospital affiliations
- 1
- Practice address
- 1250 16th Street, Santa Monica, CA 90404
- Practice phone
- Call (310) 319-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Guest'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. Brittany Jean Guest is an emergency medicine physician in Santa Monica, California
Dr. Guest practices at UCLA Santa Monica Medical Center in Santa Monica, California, part of University of California Health.
Dr. Guest's NPI, 1639563711, was assigned on March 26, 2015. Dr. Guest graduated from Rocky Vista University - Parker in 2015. Dr. Guest holds California license 20A15520.
- NPI
- 1639563711NPI Registry (opens in a new tab)
- NPI enumeration date
- March 26, 2015
- NPI status
- Active
- Practice phone
- (310) 319-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Brittany Jean Guest practices at UCLA Santa Monica Medical Center in Santa Monica, California
Dr. Guest's primary practice is UCLA Santa Monica Medical Center, at 1250 16th Street, Santa Monica, CA 90404 in Los Angeles County. The practice phone is (310) 319-4000.
- UCLA Santa Monica Medical Center1250 16th Street, Santa Monica, CA 90404 · Los Angeles CountyPhone(310) 319-4000
Source: Dmand AI Affiliation Data
Dr. Brittany Jean Guest is affiliated with 1 site of care and 3 medical groups
Dr. Guest's primary practice is UCLA Santa Monica Medical Center in Santa Monica, California, part of University of California Health. The medical group on file is Harbor-UCLA Medical Center. Dmand AI also links Dr. Guest to 2 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Brittany Jean Guest's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Guest practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCLA Santa Monica Medical Center | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Brittany Jean Guest is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Guest's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Guest is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Guest is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Guest
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. Brittany Jean Guest billed Medicare for 374 services in 2024
CMS data shows 374 Medicare services from Dr. Guest across 4 procedure codes in 2024, for 370 Medicare patients. Medicare paid $50,957 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Guest's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2402024: 37456%
Dr. Guest compared with the California median for emergency medicine physicians, 2024
- Dr. Guest
- California median
- Medicare services
- 374vs 26541% above
- Medicare patients
- 370vs 24352% 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. Guest'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. Guest 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. Brittany Jean Guest treated 370 Medicare patients in 2024, average age 74
CMS counts 370 Medicare patients who saw Dr. Guest in 2024. The largest group is 65 to 74, with 121 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 44% are also on Medicaid. Their average risk score is 2.69, 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. Guest's median patient age at 43, with 51% women.
Dr. Guest's Medicare patients by age, 2024
Dr. Guest's Medicare patients by sex, 2024
- Women18349%
- Men18751%
Chronic conditions among Dr. Guest's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis66%
- Ischemic heart disease46%
- Diabetes45%
- Mood disorders43%
- Anxiety41%
- Depression38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Guest's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
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. Brittany Jean Guest wrote 67 Medicare Part D claims in 2024
In 2024, Dr. Guest wrote 67 Medicare Part D claims for 48 patients. 94% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $87 in total drug cost.
Dr. Guest's Part D claims by kind of drug, 2024
- Generic63 claims94%
- Brand-name and other4 claims6%
Dr. Guest's most prescribed drugs by claims, 2020
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. Guest's Part D claims, 2024
- Antibiotics39%26 of 67 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Brittany Jean Guest scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Guest for performance year 2024, reported as part of a group.
Dr. Guest's MIPS scores, performance year 2024
- 100of 100Final score
- 93.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 80of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Brittany Jean Guest received $14 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Guest from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $14.
Companies that paid Dr. Guest the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Brittany Jean Guest graduated from Rocky Vista University - Parker
Dr. Guest graduated from Rocky Vista University - Parker in 2015.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Brittany Jean Guest accepts plans from 3 insurance carriers
Dr. Guest is in network with 3 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Blue Cross and Blue Shield of Kansas City. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross and Blue Shield of Kansas City
Plan types Dr. Guest accepts, by number of carriers
- HMO2
- POS2
- EPO1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Brittany Jean Guest'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 DataDmand AI Org Hierarchy 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 | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Brittany Jean Guest
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. Brittany Jean Guest's NPI number?
Dr. Brittany Jean Guest's NPI number is 1639563711. It was assigned on March 26, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Brittany Jean Guest?
Dr. Brittany Jean Guest is an emergency medicine physician in Santa Monica, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Brittany Jean Guest practice?
Dr. Guest practices at 1250 16th Street, Santa Monica, CA 90404. Dr. Guest's primary practice is UCLA Santa Monica Medical Center in Santa Monica, California, part of University of California Health. Dmand AI also links Dr. Guest to 2 medical groups.
What is Dr. Brittany Jean Guest's office phone number?
The practice phone on file for Dr. Guest is (310) 319-4000.
What is Dr. Brittany Jean Guest's medical license number?
Dr. Guest holds California license 20A15520.
Which hospitals is Dr. Brittany Jean Guest affiliated with?
Dr. Guest practices at UCLA Santa Monica Medical Center in Santa Monica, California.
What medical group is Dr. Brittany Jean Guest part of?
Dr. Guest is linked to Harbor-UCLA Medical Center. Dmand AI links Dr. Guest to 2 more medical groups.
Does Dr. Brittany Jean Guest accept Medicare?
Yes. CMS data shows Dr. Guest billed Medicare for 374 services in 2024.
What is Dr. Brittany Jean Guest's MIPS score?
Dr. Guest's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. Brittany Jean Guest see?
CMS counts 370 Medicare patients who saw Dr. Guest in 2024, with an average age of 74.
Show 7 more questionsShow fewer questions
Is Dr. Brittany Jean Guest board certified?
Yes. Dr. Guest is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Brittany Jean Guest bill to Medicare?
In 2024, Dr. Guest's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Where did Dr. Brittany Jean Guest go to medical school?
Dr. Guest graduated from Rocky Vista University - Parker in 2015.
What drugs does Dr. Brittany Jean Guest prescribe most?
In 2020 Medicare Part D data, Dr. Guest's most prescribed drugs by claims were Cephalexin.
Has Dr. Brittany Jean Guest received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Dr. Guest from 1 company from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Brittany Jean Guest been practicing?
Dr. Guest graduated from medical school in 2015, 11 years ago.
What insurance does Dr. Brittany Jean Guest accept?
Dr. Guest is in network with 3 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Blue Cross and Blue Shield of Kansas City. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.
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