Dr. James Byron Tribe, MD
- Medicare services, 2024
- 1,035
- Medicare patients, 2024
- 299
- Part D claims, 2024
- 375
- MIPS score, 2024
- 89
- Hospital affiliations
- 2
- 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. Tribe's professional email, personal email and mobile number
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Dr. James Byron Tribe is a hospitalist in Pasadena, California
Dr. Tribe practices at Huntington Hospital - Unit in Pasadena, California.
Dr. Tribe's NPI, 1659597334, was assigned on April 18, 2007. Dr. Tribe graduated from Virginia Commonwealth University, School of Medicine in 2005. Dr. Tribe holds California license A104848.
- NPI
- 1659597334NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446316194
- NPI enumeration date
- April 18, 2007
- 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
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James Byron Tribe practices at Huntington Hospital - Unit in Pasadena, California
Dr. Tribe'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. James Byron Tribe is affiliated with 3 sites of care and 2 medical groups
Dr. Tribe's primary practice is Huntington Hospital - Unit in Pasadena, California. Dr. Tribe is also affiliated with Huntington Hospital. The medical group on file is Cedars-Sinai Medical Group. Dmand AI also links Dr. Tribe to 1 more group practice or clinic and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. James Byron Tribe's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tribe 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 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James Byron Tribe is one of 3,186 hospitalists in California
Hospitalist is Dr. Tribe's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Tribe is licensed in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Hospitalists near Dr. Tribe
Counts of hospitalists 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. James Byron Tribe billed Medicare for 1,035 services in 2024
CMS data shows 1,035 Medicare services from Dr. Tribe across 4 procedure codes in 2024, for 299 Medicare patients. Medicare paid $69,600 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Tribe's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0892024: 1,0355%
Dr. Tribe compared with the California median for hospitalists, 2024
- Dr. Tribe
- California median
- Medicare services
- 1,035vs 4302.4 times
- Medicare patients
- 299vs 20149% above
- Part D claims
- 154vs 692.2 times
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Tribe'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James Byron Tribe treated 299 Medicare patients in 2024, average age 77
CMS counts 299 Medicare patients who saw Dr. Tribe in 2024. The largest group is 75 to 84, with 95 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 48% are also on Medicaid. Their average risk score is 2.56, 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. Tribe's median patient age at 59, with 49% women.
Dr. Tribe's Medicare patients by age, 2024
Dr. Tribe's Medicare patients by sex, 2024
- Women16856%
- Men13144%
Chronic conditions among Dr. Tribe's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Heart failure57%
- Ischemic heart disease53%
- Diabetes46%
- Chronic kidney disease45%
- Mood disorders42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tribe'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
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James Byron Tribe wrote 375 Medicare Part D claims in 2024
In 2024, Dr. Tribe wrote 375 Medicare Part D claims for 137 patients. 90% of them were for generic drugs. CMS names the drug for 154 of them, across 6 drugs with 11 or more claims each, at $1,439 in total drug cost. In 2023, CMS named 156 claims across 7 drugs.
Dr. Tribe's Part D claims by kind of drug, 2024
- Generic338 claims90%
- Brand-name37 claims10%
Dr. Tribe'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. Tribe's Part D claims, 2024
- Opioids5%18 of 375 claims
- Antibiotics21%80 of 375 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: 1562024: 1541%
Drugs named by CMS: 6 in 2024, 7 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. James Byron Tribe 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. Tribe for performance year 2024, reported as part of a group. Dr. Tribe accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Tribe's MIPS scores, performance year 2024
- 89of 100Final score
- 87.7of 100Quality
- 96of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 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. James Byron Tribe received $1,905 in industry payments from 2016 to 2022
CMS Open Payments shows 58 general payments to Dr. Tribe from 15 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Portola Pharmaceuticals, LLC paid the most, $310.
General payments to Dr. Tribe by program year, 2016 to 2022
Companies that paid Dr. Tribe the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James Byron Tribe graduated from Virginia Commonwealth University, School of Medicine
Dr. Tribe graduated from Virginia Commonwealth University, School of Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James Byron Tribe'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. James Byron Tribe
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. James Byron Tribe's NPI number?
Dr. James Byron Tribe's NPI number is 1659597334. It was assigned on April 18, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. James Byron Tribe?
Dr. James Byron Tribe is a hospitalist in Pasadena, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. James Byron Tribe practice?
Dr. Tribe practices at 100 W. California Blvd, Pasadena, CA 91105. Dr. Tribe's primary practice is Huntington Hospital - Unit in Pasadena, California. Dmand AI also links Dr. Tribe to 1 group practice or clinic and 1 medical group.
What is Dr. James Byron Tribe's office phone number?
The practice phone on file for Dr. Tribe is (626) 397-2618.
What is Dr. James Byron Tribe's medical license number?
Dr. Tribe holds California license A104848.
Which hospitals is Dr. James Byron Tribe affiliated with?
Dr. Tribe is affiliated with Huntington Hospital. Dmand AI links Dr. Tribe to 1 more hospital.
What medical group is Dr. James Byron Tribe part of?
Dr. Tribe is linked to Cedars-Sinai Medical Group. Dmand AI links Dr. Tribe to 1 more medical group.
Does Dr. James Byron Tribe accept Medicare?
Yes. CMS data shows Dr. Tribe billed Medicare for 1,035 services in 2024, and Dr. Tribe accepts Medicare assignment.
What is Dr. James Byron Tribe's MIPS score?
Dr. Tribe's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. James Byron Tribe see?
CMS counts 299 Medicare patients who saw Dr. Tribe in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. James Byron Tribe bill to Medicare?
In 2024, Dr. Tribe's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99239) and hospital inpatient care (99231).
Where did Dr. James Byron Tribe go to medical school?
Dr. Tribe graduated from Virginia Commonwealth University, School of Medicine in 2005.
What drugs does Dr. James Byron Tribe prescribe most?
In 2024 Medicare Part D data, Dr. Tribe's most prescribed drugs by claims were Ondansetron ODT, Cefdinir and Furosemide.
Has Dr. James Byron Tribe received payments from drug or device companies?
CMS Open Payments shows $1,905 in general payments to Dr. Tribe from 15 companies from 2016 to 2022. The largest total came from Portola Pharmaceuticals, LLC.
How long has Dr. James Byron Tribe been practicing?
Dr. Tribe graduated from medical school in 2005, 21 years ago.
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