Dr. Samuel C. Nixon, MD
- Medicare services, 2024
- 707
- Medicare patients, 2024
- 240
- Part D claims, 2024
- 615
- Hospital affiliations
- 2
- Industry payments
- $1,209
- Practice address
- 101 E. Valencia Mesa Drive, Fullerton, CA 92835
- Practice phone
- Call (714) 578-8706
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St. Jude Medical Center - Unit
Acute Care Hospital-Unit · Fullerton, California
Find Dr. Nixon'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. Samuel C. Nixon is a hospitalist in Fullerton, California
Dr. Nixon practices at St. Jude Medical Center - Unit in Fullerton, California.
Dr. Nixon's NPI, 1134214406, was assigned on October 4, 2006. Dr. Nixon graduated from North Carolina Medical School in 2002. Dr. Nixon holds California license A87094.
- NPI
- 1134214406NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577590355
- NPI enumeration date
- October 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 578-8706
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Samuel C. Nixon practices at St. Jude Medical Center - Unit in Fullerton, California
Dr. Nixon's primary practice is St. Jude Medical Center - Unit, at 101 E. Valencia Mesa Drive, Fullerton, CA 92835 in Orange County. The practice phone is (714) 578-8706.
- St. Jude Medical Center - Unit101 E. Valencia Mesa Drive, Fullerton, CA 92835 · Orange CountyPhone(714) 578-8706
Source: Dmand AI Affiliation Data
Dr. Samuel C. Nixon is affiliated with 3 sites of care and 3 medical groups
Dr. Nixon's primary practice is St. Jude Medical Center - Unit in Fullerton, California. Dr. Nixon is also affiliated with Providence St. Jude Medical Center. The medical group on file is St. Jude Heritage Medical Group. Dmand AI also links Dr. Nixon to 2 more medical groups and 1 group practice or clinic, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Samuel C. Nixon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nixon practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Jude Medical Center - Unit | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Samuel C. Nixon is one of 3,186 hospitalists in California
Hospitalist is Dr. Nixon's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Nixon is licensed in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Hospitalists near Dr. Nixon
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. Samuel C. Nixon billed Medicare for 707 services in 2024
CMS data shows 707 Medicare services from Dr. Nixon across 5 procedure codes in 2024, for 240 Medicare patients. Medicare paid $51,666 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nixon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8302024: 70715%
Dr. Nixon compared with the California median for hospitalists, 2024
- Dr. Nixon
- California median
- Medicare services
- 707vs 43064% above
- Medicare patients
- 240vs 20119% above
- Part D claims
- 376vs 695.4 times
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Nixon'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.
Need commercial claims for Dr. Nixon?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nixon and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Samuel C. Nixon treated 240 Medicare patients in 2024, average age 78
CMS counts 240 Medicare patients who saw Dr. Nixon in 2024. The largest group is 75 to 84, with 86 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 31% are also on Medicaid. Their average risk score is 2.79, 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. Nixon's median patient age at 72, with 51% women.
Dr. Nixon's Medicare patients by age, 2024
Dr. Nixon's Medicare patients by sex, 2024
- Women11950%
- Men12150%
Chronic conditions among Dr. Nixon's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Heart failure53%
- Diabetes51%
- Chronic kidney disease48%
- Ischemic heart disease45%
- Atrial fibrillation43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nixon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Samuel C. Nixon wrote 615 Medicare Part D claims in 2024
In 2024, Dr. Nixon wrote 615 Medicare Part D claims for 218 patients. 90% of them were for generic drugs. CMS names the drug for 376 of them, across 20 drugs with 11 or more claims each, at $12,488 in total drug cost. In 2023, CMS named 330 claims across 18 drugs.
Dr. Nixon's Part D claims by kind of drug, 2024
- Generic552 claims90%
- Brand-name63 claims10%
Dr. Nixon'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. Nixon's Part D claims, 2024
- Opioids6%36 of 615 claims
- Antibiotics20%121 of 615 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: 3302024: 37614%
Drugs named by CMS: 20 in 2024, 18 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
How Dr. Samuel C. Nixon takes part in Medicare
Dr. Nixon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Samuel C. Nixon received $1,209 in industry payments from 2016 to 2025
CMS Open Payments shows 58 general payments to Dr. Nixon from 7 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $423.
General payments to Dr. Nixon by program year, 2016 to 2025
Companies that paid Dr. Nixon the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Samuel C. Nixon graduated from North Carolina Medical School
Dr. Nixon graduated from North Carolina Medical School in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Samuel C. Nixon'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) |
| 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. Samuel C. Nixon
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. Samuel C. Nixon's NPI number?
Dr. Samuel C. Nixon's NPI number is 1134214406. It was assigned on October 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Samuel C. Nixon?
Dr. Samuel C. Nixon is a hospitalist in Fullerton, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Samuel C. Nixon practice?
Dr. Nixon practices at 101 E. Valencia Mesa Drive, Fullerton, CA 92835. Dr. Nixon's primary practice is St. Jude Medical Center - Unit in Fullerton, California. Dmand AI also links Dr. Nixon to 2 medical groups and 1 group practice or clinic.
What is Dr. Samuel C. Nixon's office phone number?
The practice phone on file for Dr. Nixon is (714) 578-8706.
What is Dr. Samuel C. Nixon's medical license number?
Dr. Nixon holds California license A87094.
Which hospitals is Dr. Samuel C. Nixon affiliated with?
Dr. Nixon is affiliated with Providence St. Jude Medical Center. Dmand AI links Dr. Nixon to 1 more hospital.
What medical group is Dr. Samuel C. Nixon part of?
Dr. Nixon is linked to St. Jude Heritage Medical Group. Dmand AI links Dr. Nixon to 2 more medical groups.
Does Dr. Samuel C. Nixon accept Medicare?
Yes. CMS data shows Dr. Nixon billed Medicare for 707 services in 2024, and Dr. Nixon accepts Medicare assignment.
How many Medicare patients does Dr. Samuel C. Nixon see?
CMS counts 240 Medicare patients who saw Dr. Nixon in 2024, with an average age of 78.
What services does Dr. Samuel C. Nixon bill to Medicare?
In 2024, Dr. Nixon's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99239) and hospital inpatient care (99222).
Show 4 more questionsShow fewer questions
Where did Dr. Samuel C. Nixon go to medical school?
Dr. Nixon graduated from North Carolina Medical School in 2002.
What drugs does Dr. Samuel C. Nixon prescribe most?
In 2024 Medicare Part D data, Dr. Nixon's most prescribed drugs by claims were Atorvastatin Calcium, Amoxicillin-Clavulanate Potass and Furosemide.
Has Dr. Samuel C. Nixon received payments from drug or device companies?
CMS Open Payments shows $1,209 in general payments to Dr. Nixon from 7 companies from 2016 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Samuel C. Nixon been practicing?
Dr. Nixon graduated from medical school in 2002, 24 years ago.
Selling to hospitalist practices?
See hospitalists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card