Dr. Michele Ann Preston, DO

  • Lake Havasu City, AZ
  • Emergency medicine physician
NPI1760432793
Medicare services, 2024
545
Medicare patients, 2024
337
Part D claims, 2024
266
Industry payments
$76
Medical groups
2
Practice address
101 Civic Center Lane, Lake Havasu City, AZ 86403
Practice phone
Call (928) 855-8185
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Havasu Regional Medical Center

Hospital · Lake Havasu City, Arizona

See all 2 affiliations

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Dr. Michele Ann Preston is an emergency medicine physician in Lake Havasu City, Arizona

Dr. Preston practices at Havasu Regional Medical Center in Lake Havasu City, Arizona, part of Lifepoint Health.

Dr. Preston's NPI, 1760432793, was assigned on May 11, 2006. Dr. Preston graduated from Michigan State University College of Human Medicine in 1999. Dr. Preston holds Arizona license 3877.

NPI and contact details
NPI enumeration date
May 11, 2006
NPI status
Active
Practice phone
(928) 855-8185
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
53
Medical school graduation
1999

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Michele Ann Preston practices at Havasu Regional Medical Center in Lake Havasu City, Arizona

Dr. Preston's primary practice is Havasu Regional Medical Center, at 101 Civic Center Lane, Lake Havasu City, AZ 86403 in Mohave County. The practice phone is (928) 855-8185.

Source: Dmand AI Affiliation Data

Dr. Michele Ann Preston is affiliated with 2 medical groups

Dr. Preston's primary practice is Havasu Regional Medical Center in Lake Havasu City, Arizona, part of Lifepoint Health. The medical group on file is Arizona Emergency Medicine Specialists. Dmand AI also links Dr. Preston to 1 more medical group, named with a free account.

See all 2 affiliations for Dr. Preston

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Michele Ann Preston's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Preston practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Havasu Regional Medical CenterAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michele Ann Preston is one of 1,360 emergency medicine physicians in Arizona

Emergency medicine is Dr. Preston's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Preston is licensed in Arizona.

Specialties and state licenses

  • Emergency medicine, ArizonaPrimaryLicense 3877 · taxonomy 207P00000X

Emergency medicine physicians near Dr. Preston

Counts of emergency medicine physicians 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. Michele Ann Preston billed Medicare for 545 services in 2024

CMS data shows 545 Medicare services from Dr. Preston across 4 procedure codes in 2024, for 337 Medicare patients. Medicare paid $40,568 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024545
Medicare patients337
Paid by Medicare$40,568
Procedure codes4

Dr. Preston's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3992024: 31820%
Tests and treatments
2023: 2612024: 22713%
Surgery
2023: 182024: 0100%

Dr. Preston compared with the Arizona median for emergency medicine physicians, 2024

  • Dr. Preston
  • Arizona median
Medicare services
545vs 2162.5 times
Medicare patients
337vs 21060% above
Part D claims
134vs 502.7 times

Medians across 1,326 emergency medicine physicians in Arizona with Dmand AI profiles that report each measure.

Dr. Preston'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.

See all procedures by Dr. Preston

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Michele Ann Preston treated 337 Medicare patients in 2024, average age 78

CMS counts 337 Medicare patients who saw Dr. Preston in 2024. The largest group is 75 to 84, with 154 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.46, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Preston's median patient age at 22, with 75% women.

Medicare patients, 2024337
Average age78
Average risk score1.46
Also on Medicaid12%

Dr. Preston's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Preston's Medicare patients by sex, 2024

  • Women16148%
  • Men17652%

Chronic conditions among Dr. Preston's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis55%
  4. Ischemic heart disease40%
  5. Atrial fibrillation38%
  6. Chronic kidney disease32%
  7. Diabetes32%
  8. Heart failure31%

Share of Medicare patients with each condition. A patient can have several.

Dr. Preston's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 22

Patient panel by sex, all payers

  • Women75%
  • Men25%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Michele Ann Preston wrote 266 Medicare Part D claims in 2024

In 2024, Dr. Preston wrote 266 Medicare Part D claims for 164 patients. 94% of them were for generic drugs. CMS names the drug for 134 of them, across 8 drugs with 11 or more claims each, at $1,185 in total drug cost. In 2023, CMS named 143 claims across 8 drugs.

Part D claims, 2024266
Drugs named by CMS8
Total drug cost$1,185
Part D patients164

Dr. Preston's Part D claims by kind of drug, 2024

  • Generic249 claims94%
  • Brand-name17 claims6%

Dr. Preston'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. Preston's Part D claims, 2024

  • Opioids4%11 of 266 claims
  • Antibiotics23%62 of 266 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: 1432024: 1346%

Drugs named by CMS: 8 in 2024, 8 in 2023.

See all prescribing by Dr. Preston

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. Michele Ann Preston received $76 in industry payments from 2017 to 2023

CMS Open Payments shows 4 general payments to Dr. Preston from 3 drug and device companies from 2017 to 2023. Food and beverage make up the largest share, 100% of the total. Inari Medical, Inc. paid the most, $36.

General payments to Dr. Preston by program year, 2017 to 2023

Companies that paid Dr. Preston the most, 2017 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Preston

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Michele Ann Preston graduated from Michigan State University College of Human Medicine

Dr. Preston graduated from Michigan State University College of Human Medicine in 1999.

  1. Medical schoolMichigan State University College of Human Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Michele Ann Preston's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Michele Ann Preston

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. Michele Ann Preston's NPI number?

Dr. Michele Ann Preston's NPI number is 1760432793. It was assigned on May 11, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michele Ann Preston?

Dr. Michele Ann Preston is an emergency medicine physician in Lake Havasu City, Arizona. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Michele Ann Preston practice?

Dr. Preston practices at 101 Civic Center Lane, Lake Havasu City, AZ 86403. Dr. Preston's primary practice is Havasu Regional Medical Center in Lake Havasu City, Arizona, part of Lifepoint Health. Dmand AI also links Dr. Preston to 1 medical group.

What is Dr. Michele Ann Preston's office phone number?

The practice phone on file for Dr. Preston is (928) 855-8185.

What is Dr. Michele Ann Preston's medical license number?

Dr. Preston holds Arizona license 3877.

Which hospitals is Dr. Michele Ann Preston affiliated with?

Dr. Preston practices at Havasu Regional Medical Center in Lake Havasu City, Arizona.

What medical group is Dr. Michele Ann Preston part of?

Dr. Preston is linked to Arizona Emergency Medicine Specialists. Dmand AI links Dr. Preston to 1 more medical group.

Does Dr. Michele Ann Preston accept Medicare?

Yes. CMS data shows Dr. Preston billed Medicare for 545 services in 2024.

How many Medicare patients does Dr. Michele Ann Preston see?

CMS counts 337 Medicare patients who saw Dr. Preston in 2024, with an average age of 78.

What services does Dr. Michele Ann Preston bill to Medicare?

In 2024, Dr. Preston's most billed Medicare services were heart test or procedure (93010), emergency department visit (99285) and emergency department visit (99284).

Show 4 more questionsShow fewer questions

Where did Dr. Michele Ann Preston go to medical school?

Dr. Preston graduated from Michigan State University College of Human Medicine in 1999.

What drugs does Dr. Michele Ann Preston prescribe most?

In 2024 Medicare Part D data, Dr. Preston's most prescribed drugs by claims were Prednisone, Ondansetron ODT and Methocarbamol.

Has Dr. Michele Ann Preston received payments from drug or device companies?

CMS Open Payments shows $76 in general payments to Dr. Preston from 3 companies from 2017 to 2023. The largest total came from Inari Medical, Inc.

How long has Dr. Michele Ann Preston been practicing?

Dr. Preston graduated from medical school in 1999, 27 years ago.

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