Dr. Wayne E. Mashas, MD
- Medicare services, 2024
- 31
- Medicare patients, 2026
- 25
- Publications
- 1
- Hospital affiliations
- 4
- Industry payments
- $162
- Practice address
- 101 Civic Center Lane, Lake Havasu City, AZ 86403
- Practice phone
- Call (928) 855-8185
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mashas' 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. Wayne E. Mashas is a general surgeon in Lake Havasu City, Arizona
Dr. Mashas practices at Havasu Regional Medical Center in Lake Havasu City, Arizona, part of Lifepoint Health.
Dr. Mashas' NPI, 1629040845, was assigned on February 2, 2006. Dr. Mashas graduated from Rutgers New Jersey Medical School in 1984. Dr. Mashas holds Maine license MD19452.
- NPI
- 1629040845NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709901945
- NPI enumeration date
- February 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (928) 855-8185
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Wayne E. Mashas practices at Havasu Regional Medical Center in Lake Havasu City, Arizona
Dr. Mashas' 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.
- Havasu Regional Medical Center101 Civic Center Lane, Lake Havasu City, AZ 86403 · Mohave CountyPhone(928) 855-8185
Source: Dmand AI Affiliation Data
Dr. Wayne E. Mashas is affiliated with 6 sites of care and 3 medical groups
Dr. Mashas' primary practice is Havasu Regional Medical Center in Lake Havasu City, Arizona, part of Lifepoint Health. Dr. Mashas is also affiliated with Upstate University Hospital. The medical group on file is Albany Med EmUrgentCare. Dmand AI also links Dr. Mashas to 2 more hospitals, 2 group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Wayne E. Mashas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mashas practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Havasu Regional Medical Center | Available with a free account |
| +5 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 Lifepoint Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Wayne E. Mashas is one of 617 general surgeons in Arizona
Surgery is Dr. Mashas' primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Mashas is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Mashas' licenses on file in 15 states: Maine, South Carolina, Missouri, New York, Pennsylvania, Texas, Arizona, Georgia, Wisconsin, Massachusetts, Connecticut, Florida, Wyoming, Kansas and Michigan.
Specialties and state licenses
- Surgery, MainePrimary
- South Carolina license
- Missouri license
- Surgical critical care, New York
- Pennsylvania license
- Texas license
- Arizona license
- Georgia license
- Wisconsin license
- Massachusetts license
- Connecticut license
- Florida license
- Wyoming license
- Kansas license
- Michigan license
General surgeons near Dr. Mashas
Counts of general surgeons 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. Wayne E. Mashas billed Medicare for 31 services in 2024
CMS data shows 31 Medicare services from Dr. Mashas across 1 procedure code in 2024, for 25 Medicare patients. Medicare paid $1,826 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mashas' Medicare services by type, 2021 to 2024
- 2021
- 2024
- Office and hospital visits
- 2021: 112024: 31182%
Dr. Mashas compared with the Arizona median for general surgeons, 2024
- Dr. Mashas
- Arizona median
- Medicare services
- 31vs 16281% below
- Medicare patients
- 25vs 11678% below
Medians across 545 general surgeons in Arizona with Dmand AI profiles that report each measure.
Dr. Mashas' 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. Mashas?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mashas and other general surgeons in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Wayne E. Mashas treated 25 Medicare patients in 2026, average age 76
CMS counts 25 Medicare patients who saw Dr. Mashas in 2026. The largest group is 75 to 84, with 11 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.33, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mashas' median patient age at 57, with 36% women.
Dr. Mashas' Medicare patients by age, 2026
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Mashas' Medicare patients, 2026
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Diabetes56%
- Anxiety48%
- Chronic kidney disease48%
- COPD44%
- Heart failure44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mashas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women36%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data
How Dr. Wayne E. Mashas takes part in Medicare
Dr. Mashas accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Wayne E. Mashas has 1 publication on record
Dmand AI links 1 paper to Dr. Mashas in 2020. Dr. Mashas' most frequent co-author is Brandon T. Bacon, MD.
Dr. Mashas' most frequent co-authors
Recent publications by Dr. Mashas
See who Dr. Mashas researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mashas works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Wayne E. Mashas received $162 in industry payments from 2016 to 2022
CMS Open Payments shows 3 general payments to Dr. Mashas from 3 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. KARL STORZ Endoscopy-America paid the most, $80.
General payments to Dr. Mashas by program year, 2016 to 2022
Companies that paid Dr. Mashas the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Wayne E. Mashas has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Mashas.
Awards and honors for Dr. Mashas
- Undated
- Resident Educator of the Year
- Student Teaching Award; Surgery Attending of the Year
- Surgery Attending of the Year; Teaching Award
Source: Dmand AI Professional Profile Data
Dr. Wayne E. Mashas graduated from Rutgers New Jersey Medical School
Dr. Mashas graduated from Rutgers New Jersey Medical School in 1984. Dr. Mashas is a member of SCCM, AMA, EAST and EAST-Eastern Association for the Surgery of Trauma.
- Medical school
- Board certified in surgery
- Board certified in surgical critical care
Source: Dmand AI Professional Profile Data
Dr. Wayne E. Mashas accepts plans from 14 insurance carriers
Dr. Mashas is in network with 14 carriers, including Aetna, MVP Health Care and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- MVP Health Care
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Humana
- Molina
- Regence Health Plans
- +6 more carriersWith a free account
Plan types Dr. Mashas accepts, by number of carriers
- Medicare9
- PPO8
- HMO5
- Medicaid4
- POS3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Wayne E. Mashas'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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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 Dr. Wayne E. Mashas
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. Wayne E. Mashas' NPI number?
Dr. Wayne E. Mashas' NPI number is 1629040845. It was assigned on February 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Wayne E. Mashas?
Dr. Wayne E. Mashas is a general surgeon in Lake Havasu City, Arizona. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Wayne E. Mashas practice?
Dr. Mashas practices at 101 Civic Center Lane, Lake Havasu City, AZ 86403. Dr. Mashas' primary practice is Havasu Regional Medical Center in Lake Havasu City, Arizona, part of Lifepoint Health. Dmand AI also links Dr. Mashas to 2 hospitals, 2 group practices and clinics and 2 medical groups, and a free account names each one.
What is Dr. Wayne E. Mashas' office phone number?
The practice phone on file for Dr. Mashas is (928) 855-8185. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. Wayne E. Mashas' email address?
Dmand AI checks professional and personal email addresses for Dr. Mashas through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. Wayne E. Mashas' medical license number?
Dr. Mashas holds Maine license MD19452, one of the licenses on file in 15 states.
Which states has Dr. Wayne E. Mashas been licensed in?
Dmand AI has state licenses on file for Dr. Mashas in Maine (since 2024), South Carolina (2015 to 2027), Missouri (2016 to 2026), New York (2015 to 2026), Pennsylvania (2001 to 2026), Texas (2020 to 2026), Arizona (2019 to 2025), Georgia (2018 to 2025), Wisconsin (2018 to 2025), Massachusetts (2024), Connecticut (2023), Florida (2016 to 2022), Wyoming (1994 to 2021), Kansas (2014 to 2020) and Michigan (1990 to 1994).
Which hospitals is Dr. Wayne E. Mashas affiliated with?
Dr. Mashas practices at Havasu Regional Medical Center in Lake Havasu City, Arizona. Dr. Mashas is also affiliated with Upstate University Hospital. Dmand AI links Dr. Mashas to 2 more hospitals, named with a free account.
What medical group is Dr. Wayne E. Mashas part of?
Dr. Mashas is linked to Albany Med EmUrgentCare. Dmand AI links Dr. Mashas to 2 more medical groups, named with a free account.
Who does Dr. Wayne E. Mashas practice with?
Dmand AI links 1,388 HCPs to Dr. Mashas' primary medical group, 30 of them general surgeons. A free account lists them, with verified contacts.
Show 11 more questionsShow fewer questions
Does Dr. Wayne E. Mashas accept Medicare?
Yes. CMS data shows Dr. Mashas billed Medicare for 31 services in 2024, and Dr. Mashas accepts Medicare assignment.
How many Medicare patients does Dr. Wayne E. Mashas see?
CMS counts 25 Medicare patients who saw Dr. Mashas in 2026, with an average age of 76.
Is Dr. Wayne E. Mashas board certified?
Yes. Dr. Mashas is board certified in surgery by the American Board of Surgery.
What services does Dr. Wayne E. Mashas bill to Medicare?
In 2024, Dr. Mashas' most billed Medicare services were hospital inpatient care (99232).
Where did Dr. Wayne E. Mashas go to medical school?
Dr. Mashas graduated from Rutgers New Jersey Medical School in 1984.
Has Dr. Wayne E. Mashas received payments from drug or device companies?
CMS Open Payments shows $162 in general payments to Dr. Mashas from 3 companies from 2016 to 2022. The largest total came from KARL STORZ Endoscopy-America.
How long has Dr. Wayne E. Mashas been practicing?
Dr. Mashas graduated from medical school in 1984, 42 years ago.
Does Dr. Wayne E. Mashas do research?
Dmand AI links 1 publication to Dr. Mashas.
Who does Dr. Wayne E. Mashas publish with?
Dr. Mashas' most frequent co-authors are Brandon T. Bacon, MD (1 shared paper).
What EHR does Dr. Wayne E. Mashas' practice use?
Dmand AI tracks the EHR system at Havasu Regional Medical Center and at 5 more sites and 2 medical groups. The vendor and product are available with a free Dmand AI account.
What insurance does Dr. Wayne E. Mashas accept?
Dr. Mashas is in network with 14 carriers, including Aetna, MVP Health Care and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit. The full carrier list is available with a free Dmand AI account.
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