Walker C. May

  • Vivian, LA
  • Family medicine physician
NPI1003083205PAC ID7719176643
Medicare services, 2024
155
Medicare patients, 2024
60
Part D claims, 2024
6,337
Hospital affiliations
2
Industry payments
$3,779
Practice address
815 South Pine Street, Vivian, LA 71082
Practice phone
Call (318) 375-3235
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

North Caddo Medical Center

Hospital · Vivian, Louisiana

See all 13 affiliations

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Walker C. May is a family medicine physician in Vivian, Louisiana

Walker May practices at North Caddo Medical Center in Vivian, Louisiana, part of Parish of Caddo.

Walker May's NPI, 1003083205, was assigned on May 15, 2008. Walker May graduated from LSU School of Medicine in Shreveport in 2008. Walker May holds Louisiana license 204200.

NPI and contact details
Medicare PAC ID
7719176643
NPI enumeration date
May 15, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(318) 375-3235
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
44
Medical school graduation
2008

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

Walker C. May practices at North Caddo Medical Center in Vivian, Louisiana

Walker May's primary practice is North Caddo Medical Center, at 815 South Pine Street, Vivian, LA 71082 in Caddo Parish. The practice phone is (318) 375-3235.

Source: Dmand AI Affiliation Data

Walker C. May is affiliated with 7 sites of care and 6 medical groups

Walker May's primary practice is North Caddo Medical Center in Vivian, Louisiana, part of Parish of Caddo. Walker May is also affiliated with Willis Knighton North. The medical group on file is North Caddo Medical Center. Dmand AI also links Walker May to 5 more medical groups, 2 group practices and clinics, 2 rural health clinics and 1 home health agency, each named with a free account. Walker May's employer is on file too: a hospital.

See all 13 affiliations for Walker May

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

Dmand AI tracks the EHR system at Walker C. May's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Walker May practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
North Caddo Medical CenterAvailable with a free account
+6 more sites and 5 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Walker C. May is one of 1,606 family medicine physicians in Louisiana

Family medicine is Walker May's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Walker May is board certified in family medicine by the American Board of Family Medicine. Walker May is licensed in Louisiana.

Specialties and state licenses

  • Family medicine, LouisianaPrimaryLicense 204200 · taxonomy 207Q00000X

Family medicine physicians near Walker May

Counts of family 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

Walker C. May billed Medicare for 155 services in 2024

CMS data shows 155 Medicare services from Walker May across 5 procedure codes in 2024, for 60 Medicare patients. Medicare paid $13,160 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024155
Medicare patients60
Paid by Medicare$13,160
Procedure codes5

Walker May's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1812024: 15514%
Tests and treatments
2023: 532024: 0100%

Walker May compared with the Louisiana median for family medicine physicians, 2024

  • Walker May
  • Louisiana median
Medicare services
155vs 36858% below
Medicare patients
60vs 15160% below
Part D claims
5,617vs 1,4293.9 times

Medians across 1,609 family medicine physicians in Louisiana with Dmand AI profiles that report each measure.

Walker May'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 Walker May

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Medicare shows one payer. Book a meeting to get commercial claims data for Walker May and other family medicine physicians in Louisiana.

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

Walker C. May treated 60 Medicare patients in 2024, average age 76

CMS counts 60 Medicare patients who saw Walker May in 2024. The largest group is 65 to 74, with 19 patients. 75% of them have high blood pressure, and 67% have high cholesterol. 25% are also on Medicaid. Their average risk score is 1.82, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Walker May's median patient age at 45, with 58% women.

Medicare patients, 202460
Average age76
Average risk score1.82
Also on Medicaid25%

Walker May's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Walker May's Medicare patients by sex, 2024

  • Women3660%
  • Men2440%

Chronic conditions among Walker May's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol67%
  3. Arthritis45%
  4. COPD42%
  5. Anxiety37%
  6. Diabetes37%
  7. Heart failure37%
  8. Ischemic heart disease35%

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

Walker May's patients across all payers

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

Patient panel by age, all payers

Median age 45

Patient panel by sex, all payers

  • Women58%
  • Men39%

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

Walker C. May wrote 6,337 Medicare Part D claims in 2024

In 2024, Walker May wrote 6,337 Medicare Part D claims for 456 patients. 85% of them were for generic drugs. CMS names the drug for 5,617 of them, across 115 drugs with 11 or more claims each, at $654,676 in total drug cost. In 2023, CMS named 5,788 claims across 121 drugs.

Part D claims, 20246,337
Drugs named by CMS115
Total drug cost$654,676
Part D patients456

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

  • Generic5,389 claims85%
  • Brand-name896 claims14%
  • Other52 claims1%

Walker May'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 Walker May's Part D claims, 2024

  • Opioids2%108 of 6,337 claims
  • Antibiotics3%201 of 6,337 claims
  • Antipsychotics, patients 65 and over0%23 of 6,337 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: 5,7882024: 5,6173%

Drugs named by CMS: 115 in 2024, 121 in 2023.

See all prescribing by Walker May

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

How Walker C. May takes part in Medicare

Walker May accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Walker C. May received $3,779 in industry payments from 2016 to 2025

CMS Open Payments shows 165 general payments to Walker May from 29 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. Amarin Pharma Inc. paid the most, $727.

General payments to Walker May by program year, 2016 to 2025

General payments to Walker May by kind, 2016 to 2025

$3.8Kin total
  • Food and beverage$3,60095%
  • Education$1795%

Companies that paid Walker May the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Walker May

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

Walker C. May has 3 awards and honors on record

Dmand AI lists 3 awards for Walker May, most recently NCQA PCMH in 2015.

Awards and honors for Walker May

  1. 2015
    • NCQA PCMH
    • NCQA PPC
    • NCQA PPC-PCMH

Source: Dmand AI Professional Profile Data

Walker C. May graduated from LSU School of Medicine in Shreveport

Walker May graduated from LSU School of Medicine in Shreveport in 2008.

  1. Medical schoolLSU School of Medicine in Shreveport
  2. Board certified in family medicineAmerican Board of Family Medicine

Source: Dmand AI Professional Profile Data

Walker C. May accepts plans from 13 insurance carriers

Walker May is in network with 13 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.

Plan types Walker May accepts, by number of carriers

  1. PPO8
  2. HMO6
  3. Medicare4
  4. POS4
  5. EPO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Walker C. May'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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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 Walker C. May

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

What is Walker C. May's NPI number?

Walker C. May's NPI number is 1003083205. It was assigned on May 15, 2008, and it is active in the NPI Registry.

What does Walker C. May specialize in?

Walker C. May is a family medicine physician in Vivian, Louisiana. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).

Where does Walker C. May practice?

Walker May practices at 815 South Pine Street, Vivian, LA 71082. Walker May's primary practice is North Caddo Medical Center in Vivian, Louisiana, part of Parish of Caddo. Dmand AI also links Walker May to 5 medical groups, 2 group practices and clinics, 2 rural health clinics and 1 home health agency.

What is Walker C. May's office phone number?

The practice phone on file for Walker May is (318) 375-3235.

What is Walker C. May's medical license number?

Walker May holds Louisiana license 204200.

Which hospitals is Walker C. May affiliated with?

Walker May practices at North Caddo Medical Center in Vivian, Louisiana. Walker May is also affiliated with Willis Knighton North.

What medical group is Walker C. May part of?

Walker May is linked to North Caddo Medical Center. Dmand AI links Walker May to 5 more medical groups.

Does Walker C. May accept Medicare?

Yes. CMS data shows Walker May billed Medicare for 155 services in 2024, and Walker May accepts Medicare assignment.

How many Medicare patients does Walker C. May see?

CMS counts 60 Medicare patients who saw Walker May in 2024, with an average age of 76.

Is Walker C. May board certified?

Yes. Walker May is board certified in family medicine by the American Board of Family Medicine.

Show 6 more questionsShow fewer questions

What services does Walker C. May bill to Medicare?

In 2024, Walker May's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and hospital inpatient care (99233).

Where did Walker C. May go to medical school?

Walker May graduated from LSU School of Medicine in Shreveport in 2008.

What drugs does Walker C. May prescribe most?

In 2024 Medicare Part D data, Walker May's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.

Has Walker C. May received payments from drug or device companies?

CMS Open Payments shows $3,779 in general payments to Walker May from 29 companies from 2016 to 2025. The largest total came from Amarin Pharma Inc.

How long has Walker C. May been practicing?

Walker May graduated from medical school in 2008, 18 years ago.

What insurance does Walker C. May accept?

Walker May is in network with 13 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.

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