Raynald A. Samoa
- Medicare services, 2024
- 961
- Medicare patients, 2024
- 490
- Part D claims, 2024
- 2,593
- MIPS score, 2024
- 93
- Hospital affiliations
- 2
- Practice address
- 1500 Duarte Rd, Duarte, CA 91010
- Practice phone
- Call (800) 826-4673
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
City of Hope Comprehensive Cancer Center - Duarte
Duarte, California
Find Raynald Samoa'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.
Raynald A. Samoa is an endocrinologist in Duarte, California
Raynald Samoa practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California.
Raynald Samoa's NPI, 1629194048, was assigned on March 21, 2007. Raynald Samoa graduated from University Of Washington School Of Medicine in 1999. Raynald Samoa holds California license A74927.
- NPI
- 1629194048NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668543117
- NPI enumeration date
- March 21, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (800) 826-4673
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Raynald A. Samoa practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California
Raynald Samoa's primary practice is City of Hope Comprehensive Cancer Center - Duarte, at 1500 Duarte Rd, Duarte, CA 91010 in Los Angeles County. The practice phone is (800) 826-4673.
- City of Hope Comprehensive Cancer Center - Duarte1500 Duarte Rd, Duarte, CA 91010 · Los Angeles CountyPhone(800) 826-4673
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Raynald A. Samoa is affiliated with 4 sites of care and 2 medical groups
Raynald Samoa's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Raynald Samoa is also affiliated with San Antonio Regional Hospital. The medical group on file is City of Hope. Dmand AI also links Raynald Samoa to 1 more hospital, 1 other site and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Raynald A. Samoa's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Raynald Samoa practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| City of Hope Comprehensive Cancer Center - Duarte | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Raynald A. Samoa is one of 1,062 endocrinologists in California
Endocrinology, diabetes and metabolism is Raynald Samoa's primary specialty in the NPI Registry, under taxonomy code 207RE0101X. Raynald Samoa is licensed in California.
Specialties and state licenses
- Endocrinology, diabetes and metabolism, CaliforniaPrimary
Clinical focus
Dmand AI lists chronic diabetes, diabetic emergency, enlarged thyroid, fluid and electrolyte imbalances, high cholesterol, hypercalcemia, osteoporosis and overactive thyroid among the conditions Raynald Samoa treats.
Endocrinologists near Raynald Samoa
Counts of endocrinologists 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
Raynald A. Samoa billed Medicare for 961 services in 2024
CMS data shows 961 Medicare services from Raynald Samoa across 8 procedure codes in 2024, for 490 Medicare patients. Medicare paid $78,821 for them.
Raynald Samoa's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6492024: 96148%
Where Raynald Samoa's Medicare services took place, 2024
- In an office15516%
- In a facility80684%
Raynald Samoa compared with the California median for endocrinologists, 2024
- Raynald Samoa
- California median
- Medicare services
- 961vs 67542% above
- Medicare patients
- 490vs 2402.0 times
- Part D claims
- 2,227vs 1,1042.0 times
Medians across 994 endocrinologists in California with Dmand AI profiles that report each measure.
Raynald Samoa'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 Raynald Samoa and other endocrinologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Raynald A. Samoa treated 490 Medicare patients in 2024, average age 71
CMS counts 490 Medicare patients who saw Raynald Samoa in 2024. The largest group is 65 to 74, with 238 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 36% are also on Medicaid. Their average risk score is 2.65, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Raynald Samoa's median patient age at 64, with 57% women.
Raynald Samoa's Medicare patients by age, 2024
Raynald Samoa's Medicare patients by sex, 2024
- Women27857%
- Men21243%
Chronic conditions among Raynald Samoa's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes63%
- Arthritis49%
- Cancer45%
- Chronic kidney disease33%
- Ischemic heart disease30%
- Mood disorders29%
Share of Medicare patients with each condition. A patient can have several.
Raynald Samoa's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Raynald A. Samoa wrote 2,593 Medicare Part D claims in 2024
In 2024, Raynald Samoa wrote 2,593 Medicare Part D claims for 276 patients. 52% of them were for generic drugs. CMS names the drug for 2,227 of them, across 60 drugs with 11 or more claims each, at $696,586 in total drug cost. In 2023, CMS named 1,733 claims across 49 drugs.
Raynald Samoa's Part D claims by kind of drug, 2024
- Generic1,346 claims52%
- Brand-name1,024 claims39%
- Other223 claims9%
Raynald Samoa'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 Raynald Samoa's Part D claims, 2024
- Opioids0%12 of 2,593 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: 1,7332024: 2,22729%
Drugs named by CMS: 60 in 2024, 49 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
Raynald A. Samoa 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 Raynald Samoa for performance year 2024, reported as part of a group. Raynald Samoa accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Raynald Samoa as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Raynald Samoa's MIPS scores, performance year 2024
- 93of 100Final score
- 78.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 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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Raynald A. Samoa received $2,717 in industry payments from 2016 to 2025
CMS Open Payments shows 55 general payments to Raynald Samoa from 10 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 46% of the total. Novartis Pharmaceuticals Corporation paid the most, $1,251.
General payments to Raynald Samoa by program year, 2016 to 2025
General payments to Raynald Samoa by kind, 2016 to 2025
- Consulting fees$1,25146%
- Food and beverage$96636%
- Compensation for serving as faculty or as a speaker for a medical education program$50018%
Companies that paid Raynald Samoa the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Raynald A. Samoa graduated from University Of Washington School Of Medicine
Raynald Samoa graduated from University Of Washington School Of Medicine in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Raynald A. Samoa accepts plans from 15 insurance carriers
Raynald Samoa is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- LA Care
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Raynald Samoa accepts, by number of carriers
- PPO9
- Medicare8
- HMO7
- EPO4
- POS3
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Raynald A. Samoa'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 | 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 |
| 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 Raynald A. Samoa
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Raynald A. Samoa's NPI number?
Raynald A. Samoa's NPI number is 1629194048. It was assigned on March 21, 2007, and it is active in the NPI Registry.
What does Raynald A. Samoa specialize in?
Raynald A. Samoa is an endocrinologist in Duarte, California. The primary specialty in the NPI Registry is Endocrinology, Diabetes & Metabolism Physician (taxonomy code 207RE0101X).
Where does Raynald A. Samoa practice?
Raynald Samoa practices at 1500 Duarte Rd, Duarte, CA 91010. Raynald Samoa's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dmand AI also links Raynald Samoa to 1 hospital, 1 other site and 1 medical group.
What is Raynald A. Samoa's office phone number?
The practice phone on file for Raynald Samoa is (800) 826-4673.
What is Raynald A. Samoa's medical license number?
Raynald Samoa holds California license A74927.
Which hospitals is Raynald A. Samoa affiliated with?
Raynald Samoa is affiliated with San Antonio Regional Hospital. Dmand AI links Raynald Samoa to 1 more hospital.
What medical group is Raynald A. Samoa part of?
Raynald Samoa is linked to City of Hope. Dmand AI links Raynald Samoa to 1 more medical group.
Does Raynald A. Samoa accept Medicare?
Yes. CMS data shows Raynald Samoa billed Medicare for 961 services in 2024, and Raynald Samoa accepts Medicare assignment.
Does Raynald A. Samoa offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Raynald Samoa as offering telehealth services.
What is Raynald A. Samoa's MIPS score?
Raynald Samoa's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
Show 7 more questionsShow fewer questions
How many Medicare patients does Raynald A. Samoa see?
CMS counts 490 Medicare patients who saw Raynald Samoa in 2024, with an average age of 71.
What services does Raynald A. Samoa bill to Medicare?
In 2024, Raynald Samoa's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and office visit, established patient (99213).
Where did Raynald A. Samoa go to medical school?
Raynald Samoa graduated from University Of Washington School Of Medicine in 1999.
What drugs does Raynald A. Samoa prescribe most?
In 2024 Medicare Part D data, Raynald Samoa's most prescribed drugs by claims were Levothyroxine Sodium, Metformin HCl and Ozempic.
Has Raynald A. Samoa received payments from drug or device companies?
CMS Open Payments shows $2,717 in general payments to Raynald Samoa from 10 companies from 2016 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Raynald A. Samoa been practicing?
Raynald Samoa graduated from medical school in 1999, 27 years ago.
What insurance does Raynald A. Samoa accept?
Raynald Samoa is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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