Olivia S. Walker, OD

  • Salem, IN
  • Optometrist
NPI1144759002PAC ID3779854971
Medicare patients, 2024
146
Part D claims, 2024
401
Industry payments
$110
Affiliated sites
1
Medical group
1
Practice address
600 S Main St Vision First, Salem, IN 47167-1040
Practice phone
Call (812) 883-2700
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Vision First

Eye care practice · Salem, Indiana

See all 2 affiliations

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Olivia S. Walker is an optometrist in Salem, Indiana

Olivia Walker practices at Vision First in Salem, Indiana.

Olivia Walker's NPI, 1144759002, was assigned on June 5, 2017. Olivia Walker graduated from Indiana University - School of Optometry in 2017. Olivia Walker holds Indiana license 18004026A.

NPI and contact details
Medicare PAC ID
3779854971
NPI enumeration date
June 5, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(812) 883-2700
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
35
Medical school graduation
2017

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Olivia S. Walker practices at Vision First in Salem, Indiana

Olivia Walker's primary practice is Vision First, at 600 S Main St Vision First, Salem, IN 47167-1040. The practice phone is (812) 883-2700.

  • Vision First
    600 S Main St Vision First, Salem, IN 47167-1040Phone(812) 883-2700

Source: Dmand AI Affiliation Data

Olivia S. Walker is affiliated with 1 site of care and 1 medical group

Olivia Walker's primary practice is Vision First in Salem, Indiana. Dmand AI also links Olivia Walker to 1 medical group, named with a free account.

Vision FirstEye care practice · Salem, IndianaPrimary
1 medical groupName with a free account
See all 2 affiliations for Olivia Walker

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Olivia S. Walker's practice

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

EHR by site
SiteEHR vendor and product
Vision FirstAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Olivia S. Walker is one of 1,172 optometrists in Indiana

Optometrist is Olivia Walker's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Olivia Walker is licensed in Indiana.

Specialties and state licenses

  • Optometrist, IndianaPrimaryLicense 18004026A · taxonomy 152W00000X

Optometrists near Olivia Walker

Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.

1,172optometrists in Indiana
4optometrists in Salem

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

Olivia S. Walker treated 146 Medicare patients in 2024, average age 71

CMS counts 146 Medicare patients who saw Olivia Walker in 2024. The largest group is 65 to 74, with 79 patients. 73% of them have high blood pressure, and 71% have high cholesterol. 19% are also on Medicaid. Their average risk score is 0.93, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Olivia Walker's median patient age at 46, with 59% women.

Medicare patients, 2024146
Average age71
Average risk score0.93
Also on Medicaid19%

Olivia Walker's Medicare patients by age, 2024

Olivia Walker's Medicare patients by sex, 2024

  • Women7149%
  • Men7551%

Chronic conditions among Olivia Walker's Medicare patients, 2024

  1. High blood pressure73%
  2. High cholesterol71%
  3. Arthritis38%
  4. Diabetes35%
  5. Anxiety29%
  6. COPD19%
  7. Ischemic heart disease19%
  8. Chronic kidney disease18%

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

Olivia Walker's patients across all payers

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

Patient panel by age, all payers

Median age 46

Patient panel by sex, all payers

  • Women59%
  • Men41%

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

Olivia S. Walker wrote 401 Medicare Part D claims in 2024

In 2024, Olivia Walker wrote 401 Medicare Part D claims for 125 patients. 64% of them were for generic drugs.

Part D claims, 2024401
Part D patients125

Olivia Walker's Part D claims by kind of drug, 2024

  • Generic258 claims64%
  • Brand-name143 claims36%

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Olivia S. Walker ranks in the 46th percentile for cataract surgery in Medicare

Olivia Walker accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 21 procedures of cataract surgery by Olivia Walker, more than 46% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Olivia Walker ranks in Medicare procedure volume

Cataract surgery
46th percentile21 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Olivia S. Walker received $110 in industry payments in 2025

CMS Open Payments shows 5 general payments to Olivia Walker from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $47.

Companies that paid Olivia Walker the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Olivia Walker

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

Olivia S. Walker graduated from Indiana University - School of Optometry

Olivia Walker graduated from Indiana University - School of Optometry in 2017.

  1. Medical schoolIndiana University - School of Optometry

Source: Dmand AI Professional Profile Data

Sources for Olivia S. Walker'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 Data
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 (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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 Olivia S. Walker

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Olivia S. Walker's NPI number?

Olivia S. Walker's NPI number is 1144759002. It was assigned on June 5, 2017, and it is active in the NPI Registry.

What does Olivia S. Walker specialize in?

Olivia S. Walker is an optometrist in Salem, Indiana. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).

Where does Olivia S. Walker practice?

Olivia Walker practices at 600 S Main St Vision First, Salem, IN 47167-1040. Olivia Walker's primary practice is Vision First in Salem, Indiana. Dmand AI also links Olivia Walker to 1 medical group.

What is Olivia S. Walker's office phone number?

The practice phone on file for Olivia Walker is (812) 883-2700.

What is Olivia S. Walker's medical license number?

Olivia Walker holds Indiana license 18004026A.

Does Olivia S. Walker accept Medicare?

Yes. CMS lists Olivia Walker as accepting Medicare assignment.

How many Medicare patients does Olivia S. Walker see?

CMS counts 146 Medicare patients who saw Olivia Walker in 2024, with an average age of 71.

Where did Olivia S. Walker go to medical school?

Olivia Walker graduated from Indiana University - School of Optometry in 2017.

Has Olivia S. Walker received payments from drug or device companies?

CMS Open Payments shows $110 in general payments to Olivia Walker from 4 companies from 2025 to 2025. The largest total came from Alcon Laboratories Inc.

How long has Olivia S. Walker been practicing?

Olivia Walker graduated from medical school in 2017, 9 years ago.

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