Spencer Lewis Mortensen, DPM
- Medicare patients, 2024
- 343
- Part D claims, 2024
- 221
- Hospital affiliations
- 2
- Industry payments
- $168
- Medical groups
- 2
- Practice address
- 1001 Towson Avenue, Fort Smith, AR 72901
- Practice phone
- Call (479) 441-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Spencer Lewis Mortensen is a podiatric surgeon in Fort Smith, Arkansas
Spencer Mortensen practices at Baptist Health Medical Center Fort Smith in Fort Smith, Arkansas, part of Baptist Health.
Spencer Mortensen's NPI, 1568716744, was assigned on November 9, 2012. Spencer Mortensen holds Utah license 5587758-0501.
- NPI
- 1568716744NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486964962
- NPI enumeration date
- November 9, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (479) 441-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Spencer Lewis Mortensen practices at Baptist Health Medical Center Fort Smith in Fort Smith, Arkansas
Spencer Mortensen's primary practice is Baptist Health Medical Center Fort Smith, at 1001 Towson Avenue, Fort Smith, AR 72901 in Sebastian County. The practice phone is (479) 441-4000.
- Baptist Health Medical Center Fort Smith1001 Towson Avenue, Fort Smith, AR 72901 · Sebastian CountyPhone(479) 441-4000
Source: Dmand AI Affiliation Data
Spencer Lewis Mortensen is affiliated with 5 sites of care and 2 medical groups
Spencer Mortensen's primary practice is Baptist Health Medical Center Fort Smith in Fort Smith, Arkansas, part of Baptist Health. Spencer Mortensen is also affiliated with Mercy Hospital Fort Smith. The medical group on file is Mercy Clinic Fort Smith Communities. Dmand AI also links Spencer Mortensen to 2 more group practices and clinics, 1 therapy and rehab clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Spencer Lewis Mortensen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Spencer Mortensen practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baptist Health Medical Center Fort Smith | Available with a free account |
| +4 more sites and 1 medical group | 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 Baptist Health and 6.2K+ hospitals, with verified contacts in the same login.
Spencer Lewis Mortensen is one of 32 podiatric surgeons in Arkansas
Foot and ankle surgery is Spencer Mortensen's primary specialty in the NPI Registry, under taxonomy code 213ES0103X. Spencer Mortensen is licensed in Utah.
Specialties and state licenses
- Foot and ankle surgery podiatrist, UtahPrimary
Podiatric surgeons near Spencer Mortensen
Counts of podiatric 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
Spencer Lewis Mortensen treated 343 Medicare patients in 2024, average age 71
CMS counts 343 Medicare patients who saw Spencer Mortensen in 2024. The largest group is 65 to 74, with 165 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 2.26, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Spencer Mortensen's median patient age at 67, with 58% women.
Spencer Mortensen's Medicare patients by age, 2024
Spencer Mortensen's Medicare patients by sex, 2024
- Women20058%
- Men14342%
Chronic conditions among Spencer Mortensen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Diabetes53%
- Chronic kidney disease41%
- Mood disorders41%
- Ischemic heart disease39%
- Depression38%
Share of Medicare patients with each condition. A patient can have several.
Spencer Mortensen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Spencer Lewis Mortensen wrote 221 Medicare Part D claims in 2024
In 2024, Spencer Mortensen wrote 221 Medicare Part D claims for 101 patients. 97% of them were for generic drugs.
Spencer Mortensen's Part D claims by kind of drug, 2024
- Generic215 claims97%
- Brand-name and other6 claims3%
Drug classes CMS tracks in Spencer Mortensen's Part D claims, 2024
- Opioids27%59 of 221 claims
- Antibiotics43%95 of 221 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
Spencer Lewis Mortensen ranks in the 84th percentile for removal of tissue in Medicare
Spencer Mortensen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 92 procedures of removal of tissue by Spencer Mortensen, more than 84% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Spencer Mortensen ranks in Medicare procedure volume
- Removal of tissue
- 84th percentile92 procedures
- Removal of nail tissue
- 65th percentile51 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 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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Spencer Lewis Mortensen received $168 in industry payments in 2025
CMS Open Payments shows 5 general payments to Spencer Mortensen from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $122.
Companies that paid Spencer Mortensen 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 Spencer Lewis Mortensen'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 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)Doctors and Clinicians Utilization Data (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 Spencer Lewis Mortensen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Spencer Lewis Mortensen's NPI number?
Spencer Lewis Mortensen's NPI number is 1568716744. It was assigned on November 9, 2012, and it is active in the NPI Registry.
What does Spencer Lewis Mortensen specialize in?
Spencer Lewis Mortensen is a podiatric surgeon in Fort Smith, Arkansas. The primary specialty in the NPI Registry is Foot & Ankle Surgery Podiatrist (taxonomy code 213ES0103X).
Where does Spencer Lewis Mortensen practice?
Spencer Mortensen practices at 1001 Towson Avenue, Fort Smith, AR 72901. Spencer Mortensen's primary practice is Baptist Health Medical Center Fort Smith in Fort Smith, Arkansas, part of Baptist Health. Dmand AI also links Spencer Mortensen to 2 group practices and clinics, 1 therapy and rehab clinic and 1 medical group.
What is Spencer Lewis Mortensen's office phone number?
The practice phone on file for Spencer Mortensen is (479) 441-4000.
What is Spencer Lewis Mortensen's medical license number?
Spencer Mortensen holds Utah license 5587758-0501.
Which hospitals is Spencer Lewis Mortensen affiliated with?
Spencer Mortensen practices at Baptist Health Medical Center Fort Smith in Fort Smith, Arkansas. Spencer Mortensen is also affiliated with Mercy Hospital Fort Smith.
What medical group is Spencer Lewis Mortensen part of?
Spencer Mortensen is linked to Mercy Clinic Fort Smith Communities. Dmand AI links Spencer Mortensen to 1 more medical group.
Does Spencer Lewis Mortensen accept Medicare?
Yes. CMS lists Spencer Mortensen as accepting Medicare assignment.
How many Medicare patients does Spencer Lewis Mortensen see?
CMS counts 343 Medicare patients who saw Spencer Mortensen in 2024, with an average age of 71.
Has Spencer Lewis Mortensen received payments from drug or device companies?
CMS Open Payments shows $168 in general payments to Spencer Mortensen from 3 companies from 2025 to 2025. The largest total came from Stryker Corporation.
How long has Spencer Lewis Mortensen been practicing?
Spencer Mortensen graduated from medical school in 2012, 14 years ago.
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