Ron E. Loomis Jr., APRN, FNP-BC
- Medicare patients, 2024
- 334
- Part D claims, 2024
- 816
- Industry payments
- $1,583
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 14678 N Del Webb Blvd, Sun City, AZ 85351
- Practice phone
- Call (623) 933-8289
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Maxwell Group
Sun City, Arizona
Find Ron Loomis' 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.
Ron E. Loomis Jr. is a family nurse practitioner in Sun City, Arizona
Ron Loomis practices at The Maxwell Group in Sun City, Arizona.
Ron Loomis' NPI, 1740054469, was assigned on November 13, 2023. Ron Loomis holds Arizona license 300237.
- NPI
- 1740054469NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002254554
- NPI enumeration date
- November 13, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (623) 933-8289
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Ron E. Loomis Jr. practices at The Maxwell Group in Sun City, Arizona
Ron Loomis' primary practice is The Maxwell Group, at 14678 N Del Webb Blvd, Sun City, AZ 85351 in Maricopa County. The practice phone is (623) 933-8289.
- The Maxwell Group14678 N Del Webb Blvd, Sun City, AZ 85351 · Maricopa CountyPhone(623) 933-8289
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Ron E. Loomis Jr. is affiliated with 3 sites of care and 1 medical group
Ron Loomis' primary practice is The Maxwell Group in Sun City, Arizona. The medical group on file is The Maxwell Group. Dmand AI also links Ron Loomis to 1 more group practice or clinic and 1 home health agency, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Ron E. Loomis Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ron Loomis practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Maxwell Group | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Ron E. Loomis Jr. is one of 6,007 family nurse practitioners in Arizona
Family is Ron Loomis' primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Dmand AI has Ron Loomis' licenses on file in 2 states: Arizona and California.
Specialties and state licenses
- Family nurse practitioner, ArizonaPrimary
- California license
Family nurse practitioners near Ron Loomis
Counts of family nurse practitioners 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
Ron E. Loomis Jr. treated 334 Medicare patients in 2024, average age 79
CMS counts 334 Medicare patients who saw Ron Loomis in 2024. The largest group is 75 to 84, with 155 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Ron Loomis' median patient age at 78, with 58% women.
Ron Loomis' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Ron Loomis' Medicare patients by sex, 2024
- Women17251%
- Men16249%
Chronic conditions among Ron Loomis' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis70%
- Chronic kidney disease42%
- Anxiety37%
- Mood disorders36%
- Depression33%
- Ischemic heart disease33%
Share of Medicare patients with each condition. A patient can have several.
Ron Loomis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ron E. Loomis Jr. wrote 816 Medicare Part D claims in 2024
In 2024, Ron Loomis wrote 816 Medicare Part D claims for 423 patients. 94% of them were for generic drugs.
Ron Loomis' Part D claims by kind of drug, 2024
- Generic764 claims94%
- Brand-name52 claims6%
Drug classes CMS tracks in Ron Loomis' Part D claims, 2024
- Antibiotics28%226 of 816 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Ron E. Loomis Jr. offers telehealth to Medicare patients
Ron Loomis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Ron Loomis as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
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Ron E. Loomis Jr. received $1,583 in industry payments in 2025
CMS Open Payments shows 47 general payments to Ron Loomis from 14 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $350.
Companies that paid Ron Loomis the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Ron E. Loomis Jr.'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 Data |
| 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 (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) |
| 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 Ron E. Loomis Jr.
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ron E. Loomis Jr.'s NPI number?
Ron E. Loomis Jr.'s NPI number is 1740054469. It was assigned on November 13, 2023, and it is active in the NPI Registry.
What does Ron E. Loomis Jr. specialize in?
Ron E. Loomis Jr. is a family nurse practitioner in Sun City, Arizona. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Ron E. Loomis Jr. practice?
Ron Loomis practices at 14678 N Del Webb Blvd, Sun City, AZ 85351. Ron Loomis' primary practice is The Maxwell Group in Sun City, Arizona. Dmand AI also links Ron Loomis to 1 group practice or clinic and 1 home health agency.
What is Ron E. Loomis Jr.'s office phone number?
The practice phone on file for Ron Loomis is (623) 933-8289.
What is Ron E. Loomis Jr.'s medical license number?
Ron Loomis holds Arizona license 300237, one of the licenses on file in 2 states.
Which states has Ron E. Loomis Jr. been licensed in?
Dmand AI has state licenses on file for Ron Loomis in Arizona and California.
What medical group is Ron E. Loomis Jr. part of?
Ron Loomis is linked to The Maxwell Group.
Does Ron E. Loomis Jr. accept Medicare?
Yes. CMS lists Ron Loomis as accepting Medicare assignment.
Does Ron E. Loomis Jr. offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Ron Loomis as offering telehealth services.
How many Medicare patients does Ron E. Loomis Jr. see?
CMS counts 334 Medicare patients who saw Ron Loomis in 2024, with an average age of 79.
Has Ron E. Loomis Jr. received payments from drug or device companies?
CMS Open Payments shows $1,583 in general payments to Ron Loomis from 14 companies from 2025 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Ron E. Loomis Jr. been practicing?
Ron Loomis graduated from medical school in 2023, 3 years ago.
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