Dr. Shel-Don J. Legarreta, MD
- Medicare services, 2024
- 197
- Medicare patients, 2024
- 88
- Part D claims, 2024
- 8,324
- Industry payments
- $16
- Affiliated sites
- 2
- Practice address
- 1920 E Baseline Rd, Tempe, AZ 85283-1511
- Practice phone
- Call (480) 345-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Evernorth Care Group Cj Harris Multi-specialty Center
Multi-specialty group site · Tempe, Arizona
Find Dr. Legarreta'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. Shel-Don J. Legarreta is an internist in Tempe, Arizona
Dr. Legarreta practices at Evernorth Care Group Cj Harris Multi-specialty Center in Tempe, Arizona.
Dr. Legarreta's NPI, 1902886377, was assigned on January 20, 2006. Dr. Legarreta graduated from University of New Mexico School of Medicine in 1994. Dr. Legarreta holds Arizona license 25100.
- NPI
- 1902886377NPI Registry (opens in a new tab)
- NPI enumeration date
- January 20, 2006
- NPI status
- Active
- Practice phone
- (480) 345-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Shel-Don J. Legarreta practices at Evernorth Care Group Cj Harris Multi-specialty Center in Tempe, Arizona
Dr. Legarreta's primary practice is Evernorth Care Group Cj Harris Multi-specialty Center, at 1920 E Baseline Rd, Tempe, AZ 85283-1511. The practice phone is (480) 345-5000.
- Evernorth Care Group Cj Harris Multi-specialty Center1920 E Baseline Rd, Tempe, AZ 85283-1511Phone(480) 345-5000
Source: Dmand AI Affiliation Data
Dr. Shel-Don J. Legarreta is affiliated with 2 sites of care and 2 medical groups
Dr. Legarreta's primary practice is Evernorth Care Group Cj Harris Multi-specialty Center in Tempe, Arizona. Dmand AI also links Dr. Legarreta to 2 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. Shel-Don J. Legarreta's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Legarreta practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Evernorth Care Group Cj Harris Multi-specialty Center | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Shel-Don J. Legarreta is one of 2,420 internists in Arizona
Internal medicine is Dr. Legarreta's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Legarreta is licensed in Arizona.
Specialties and state licenses
- Internal medicine, ArizonaPrimary
Internists near Dr. Legarreta
Counts of internists 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. Shel-Don J. Legarreta billed Medicare for 197 services in 2024
CMS data shows 197 Medicare services from Dr. Legarreta across 6 procedure codes in 2024, for 88 Medicare patients. Medicare paid $13,662 for them. Every service was in an office.
Dr. Legarreta's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 892024: 12035%
- Surgery
- 2023: 462024: 3426%
- Other services
- 2023: 312024: 2810%
- Tests and treatments
- 2023: 132024: 1515%
Dr. Legarreta compared with the Arizona median for internists, 2024
- Dr. Legarreta
- Arizona median
- Medicare services
- 197vs 47659% below
- Medicare patients
- 88vs 20557% below
- Part D claims
- 7,584vs 26029.2 times
Medians across 2,300 internists in Arizona with Dmand AI profiles that report each measure.
Dr. Legarreta'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. Shel-Don J. Legarreta treated 88 Medicare patients in 2024, average age 73
CMS counts 88 Medicare patients who saw Dr. Legarreta in 2024. The largest group is 65 to 74, with 49 patients. 75% of them have high cholesterol, and 72% have high blood pressure. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Legarreta's median patient age at 76, with 43% women.
Dr. Legarreta's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Legarreta's Medicare patients by sex, 2024
- Women4045%
- Men4855%
Chronic conditions among Dr. Legarreta's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis40%
- Diabetes39%
- Chronic kidney disease31%
- Mood disorders26%
- Depression24%
- Ischemic heart disease22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Legarreta's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Shel-Don J. Legarreta wrote 8,324 Medicare Part D claims in 2024
In 2024, Dr. Legarreta wrote 8,324 Medicare Part D claims for 893 patients. 87% of them were for generic drugs. CMS names the drug for 7,584 of them, across 129 drugs with 11 or more claims each, at $297,632 in total drug cost. In 2023, CMS named 7,805 claims across 140 drugs.
Dr. Legarreta's Part D claims by kind of drug, 2024
- Generic7,216 claims87%
- Brand-name1,040 claims12%
- Other68 claims1%
Dr. Legarreta'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. Legarreta's Part D claims, 2024
- Opioids3%278 of 8,324 claims
- Antibiotics2%203 of 8,324 claims
- Antipsychotics, patients 65 and over0%13 of 8,324 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: 7,8052024: 7,5843%
Drugs named by CMS: 129 in 2024, 140 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
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Dr. Shel-Don J. Legarreta received $16 in industry payments in 2020
CMS Open Payments shows 1 general payment to Dr. Legarreta from 1 drug or device company in 2020. Food and beverage make up the largest share, 100% of the total. Medtronic Vascular, Inc. paid the most, $16.
Companies that paid Dr. Legarreta the most, 2020 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Shel-Don J. Legarreta graduated from University of New Mexico School of Medicine
Dr. Legarreta graduated from University of New Mexico School of Medicine in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Shel-Don J. Legarreta'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) |
| 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. Shel-Don J. Legarreta
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. Shel-Don J. Legarreta's NPI number?
Dr. Shel-Don J. Legarreta's NPI number is 1902886377. It was assigned on January 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Shel-Don J. Legarreta?
Dr. Shel-Don J. Legarreta is an internist in Tempe, Arizona. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Shel-Don J. Legarreta practice?
Dr. Legarreta practices at 1920 E Baseline Rd, Tempe, AZ 85283-1511. Dr. Legarreta's primary practice is Evernorth Care Group Cj Harris Multi-specialty Center in Tempe, Arizona. Dmand AI also links Dr. Legarreta to 2 medical groups and 1 group practice or clinic.
What is Dr. Shel-Don J. Legarreta's office phone number?
The practice phone on file for Dr. Legarreta is (480) 345-5000.
What is Dr. Shel-Don J. Legarreta's medical license number?
Dr. Legarreta holds Arizona license 25100.
Does Dr. Shel-Don J. Legarreta accept Medicare?
Yes. CMS data shows Dr. Legarreta billed Medicare for 197 services in 2024.
How many Medicare patients does Dr. Shel-Don J. Legarreta see?
CMS counts 88 Medicare patients who saw Dr. Legarreta in 2024, with an average age of 73.
What services does Dr. Shel-Don J. Legarreta bill to Medicare?
In 2024, Dr. Legarreta's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and office visit, established patient (99213).
Where did Dr. Shel-Don J. Legarreta go to medical school?
Dr. Legarreta graduated from University of New Mexico School of Medicine in 1994.
What drugs does Dr. Shel-Don J. Legarreta prescribe most?
In 2024 Medicare Part D data, Dr. Legarreta's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Lisinopril.
Has Dr. Shel-Don J. Legarreta received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Dr. Legarreta from 1 company from 2020 to 2020. The largest total came from Medtronic Vascular, Inc.
How long has Dr. Shel-Don J. Legarreta been practicing?
Dr. Legarreta graduated from medical school in 1994, 32 years ago.
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