Dr. Joshua Adam Walker, MD

  • Ocala, FL
  • Emergency medicine physician
NPI1669608857PAC ID2062673569
Medicare services, 2024
943
Medicare patients, 2024
875
Part D claims, 2024
98
Publications
17
MIPS score, 2024
48
Practice address
1431 SW 1st Ave, Ocala, FL 34471
Practice phone
Call (352) 401-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

HCA Florida Ocala Hospital

Hospital · Ocala, Florida

See all 5 affiliations

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Dr. Joshua Adam Walker is an emergency medicine physician in Ocala, Florida

Dr. Walker practices at HCA Florida Ocala Hospital in Ocala, Florida, part of HCA Healthcare.

Dr. Walker's NPI, 1669608857, was assigned on June 2, 2009. Dr. Walker graduated from Marshall University Joan C. Edwards School of Medicine in 2009. Dr. Walker holds Florida license ME119145.

NPI and contact details
Medicare PAC ID
2062673569
NPI enumeration date
June 2, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(352) 401-1000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
43
Medical school graduation
2009

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

Dr. Joshua Adam Walker practices at HCA Florida Ocala Hospital in Ocala, Florida

Dr. Walker's primary practice is HCA Florida Ocala Hospital, at 1431 SW 1st Ave, Ocala, FL 34471 in Marion County. The practice phone is (352) 401-1000.

Source: Dmand AI Affiliation Data

Dr. Joshua Adam Walker is affiliated with 2 sites of care and 3 medical groups

Dr. Walker's primary practice is HCA Florida Ocala Hospital in Ocala, Florida, part of HCA Healthcare. Dr. Walker is also affiliated with UF Health Shands Hospital. The medical group on file is UF Health Physicians. Dmand AI also links Dr. Walker to 2 more medical groups, each named with a free account.

See all 5 affiliations for Dr. Walker

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

Dmand AI tracks the EHR system at Dr. Joshua Adam Walker's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walker practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
HCA Florida Ocala HospitalAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Joshua Adam Walker is one of 3,847 emergency medicine physicians in Florida

Emergency medicine is Dr. Walker's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Walker is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Walker's licenses on file in 15 states: Florida, South Carolina, Tennessee, West Virginia, Georgia, Illinois, Kentucky, Louisiana, Michigan, Missouri, Mississippi, North Carolina, Ohio, Texas and Virginia.

Specialties and state licenses

  • Emergency medicine, FloridaPrimaryLicense ME119145 · 2014 to 2026 · taxonomy 207P00000X
  • South Carolina license2022 to 2027
  • Tennessee license2022 to 2027
  • West Virginia license2021 to 2027
  • Georgia license2020 to 2026
  • Illinois license2020 to 2026
  • Kentucky license2021 to 2026
  • Louisiana license2022 to 2026
  • Michigan licenseLicense 4301094462 · 2009 to 2026
  • Missouri license2022 to 2026
  • Mississippi license2022 to 2026
  • North Carolina license2022 to 2026
  • Ohio license2020 to 2026
  • Texas license2020 to 2026
  • Virginia license2021 to 2026

Emergency medicine physicians near Dr. Walker

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. Joshua Adam Walker billed Medicare for 943 services in 2024

CMS data shows 943 Medicare services from Dr. Walker across 5 procedure codes in 2024, for 875 Medicare patients. Medicare paid $130,013 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024943
Medicare patients875
Paid by Medicare$130,013
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 1,0062024: 9189%
Surgery
2023: 412024: 2539%

Dr. Walker compared with the Florida median for emergency medicine physicians, 2024

  • Dr. Walker
  • Florida median
Medicare services
943vs 3083.1 times
Medicare patients
875vs 2773.2 times
Part D claims
14vs 8483% below

Medians across 3,699 emergency medicine physicians in Florida with Dmand AI profiles that report each measure.

Dr. Walker'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. Walker

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

Dr. Joshua Adam Walker treated 875 Medicare patients in 2024, average age 76

CMS counts 875 Medicare patients who saw Dr. Walker in 2024. The largest group is 75 to 84, with 322 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 25% are also on Medicaid. Their average risk score is 2.40, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Walker's median patient age at 65, with 54% women.

Medicare patients, 2024875
Average age76
Average risk score2.40
Also on Medicaid25%

Dr. Walker's Medicare patients by age, 2024

Dr. Walker's Medicare patients by sex, 2024

  • Women47755%
  • Men39845%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis59%
  4. Ischemic heart disease56%
  5. Mood disorders51%
  6. Anxiety47%
  7. Depression47%
  8. Diabetes47%

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

Dr. 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 65

Patient panel by sex, all payers

  • Women54%
  • Men46%

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

Dr. Joshua Adam Walker wrote 98 Medicare Part D claims in 2024

In 2024, Dr. Walker wrote 98 Medicare Part D claims for 63 patients. 84% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $289 in total drug cost. In 2023, CMS named 18 claims across 1 drug.

Part D claims, 202498
Drugs named by CMS1
Total drug cost$289
Part D patients63

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

  • Generic82 claims84%
  • Brand-name16 claims16%

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

  • Antibiotics22%22 of 98 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: 182024: 1422%

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Walker

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

Dr. Joshua Adam Walker scored 48 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 48 out of 100 for Dr. Walker for performance year 2024, reported through an alternative payment model (APM). Dr. Walker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Walker's MIPS scores, performance year 2024

  • 48of 100Final score
  • 38.5of 100Quality
  • 0of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Joshua Adam Walker has 17 publications on record

Dmand AI links 17 papers to Dr. Walker, published from 2007 to 2024. 2023 was the busiest year, with 4. The most frequent topics are K Cl- Cotransporters, Receptors, GABA-A and Symporters. Dr. Walker has published most often in Cureus. Dr. Walker's most frequent co-authors are Latha Ganti, MD, Derrick Huang, MD and Frank A. Fraunfelter, MD.

Papers17
Years published2007 to 2024

Dr. Walker's papers by year, 2007 to 2024

Topics Dr. Walker writes about most

  • K Cl- Cotransporters
  • Receptors, GABA-A
  • Symporters
  • Hippocampus
  • Leiomyoma
  • Neurons
  • Phosphorylation
  • Uterine Artery Embolization

Dr. Walker's most frequent co-authors

Recent publications by Dr. Walker

See all 17 publications and co-authors

See who Dr. Walker researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Walker works with, so you can find a warm path to the right emergency medicine physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Joshua Adam Walker received $209 in industry payments from 2019 to 2024

CMS Open Payments shows 4 general payments to Dr. Walker from 3 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $168.

General payments to Dr. Walker by program year, 2019 to 2024

Companies that paid Dr. Walker the most, 2019 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Walker

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

Dr. Joshua Adam Walker graduated from Marshall University Joan C. Edwards School of Medicine

Dr. Walker graduated from Marshall University Joan C. Edwards School of Medicine in 2009.

  1. Medical schoolMarshall University Joan C. Edwards School of Medicine
  2. Board certified in emergency medicineAmerican Board of Emergency Medicine

Source: Dmand AI Professional Profile Data

Dr. Joshua Adam Walker accepts plans from 8 insurance carriers

Dr. Walker is in network with 8 carriers, including Excellus BlueCross BlueShield, United Healthcare and Elevance. EPO plans come from the most carriers, 3. Check the plan with the practice before a visit.

  • Excellus BlueCross BlueShield
  • United Healthcare
  • Elevance
  • Blue Cross and Blue Shield of Kansas
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • GA State Medicaid
  • HCSC

Plan types Dr. Walker accepts, by number of carriers

  1. EPO3
  2. HMO3
  3. Medicare3
  4. POS3
  5. PPO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Joshua Adam 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 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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 Dr. Joshua Adam 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 Dr. Joshua Adam Walker's NPI number?

Dr. Joshua Adam Walker's NPI number is 1669608857. It was assigned on June 2, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Joshua Adam Walker?

Dr. Joshua Adam Walker is an emergency medicine physician in Ocala, Florida. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Joshua Adam Walker practice?

Dr. Walker practices at 1431 SW 1st Ave, Ocala, FL 34471. Dr. Walker's primary practice is HCA Florida Ocala Hospital in Ocala, Florida, part of HCA Healthcare. Dmand AI also links Dr. Walker to 2 medical groups.

What is Dr. Joshua Adam Walker's office phone number?

The practice phone on file for Dr. Walker is (352) 401-1000.

What is Dr. Joshua Adam Walker's medical license number?

Dr. Walker holds Florida license ME119145, one of the licenses on file in 15 states.

Which states has Dr. Joshua Adam Walker been licensed in?

Dmand AI has state licenses on file for Dr. Walker in Florida (2014 to 2026), South Carolina (2022 to 2027), Tennessee (2022 to 2027), West Virginia (2021 to 2027), Georgia (2020 to 2026), Illinois (2020 to 2026), Kentucky (2021 to 2026), Louisiana (2022 to 2026), Michigan (2009 to 2026), Missouri (2022 to 2026), Mississippi (2022 to 2026), North Carolina (2022 to 2026), Ohio (2020 to 2026), Texas (2020 to 2026) and Virginia (2021 to 2026).

Which hospitals is Dr. Joshua Adam Walker affiliated with?

Dr. Walker practices at HCA Florida Ocala Hospital in Ocala, Florida. Dr. Walker is also affiliated with UF Health Shands Hospital.

What medical group is Dr. Joshua Adam Walker part of?

Dr. Walker is linked to UF Health Physicians. Dmand AI links Dr. Walker to 2 more medical groups.

Does Dr. Joshua Adam Walker accept Medicare?

Yes. CMS data shows Dr. Walker billed Medicare for 943 services in 2024, and Dr. Walker accepts Medicare assignment.

What is Dr. Joshua Adam Walker's MIPS score?

Dr. Walker's MIPS final score for performance year 2024 is 48 out of 100, reported through an alternative payment model (APM).

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Joshua Adam Walker see?

CMS counts 875 Medicare patients who saw Dr. Walker in 2024, with an average age of 76.

Is Dr. Joshua Adam Walker board certified?

Yes. Dr. Walker is board certified in emergency medicine by the American Board of Emergency Medicine.

What services does Dr. Joshua Adam Walker bill to Medicare?

In 2024, Dr. Walker's most billed Medicare services were emergency department visit (99285), critical care (99291) and emergency department visit (99284).

Where did Dr. Joshua Adam Walker go to medical school?

Dr. Walker graduated from Marshall University Joan C. Edwards School of Medicine in 2009.

What drugs does Dr. Joshua Adam Walker prescribe most?

In 2024 Medicare Part D data, Dr. Walker's most prescribed drugs by claims were Albuterol Sulfate Hfa.

Has Dr. Joshua Adam Walker received payments from drug or device companies?

CMS Open Payments shows $209 in general payments to Dr. Walker from 3 companies from 2019 to 2024. The largest total came from Allergan Inc.

How long has Dr. Joshua Adam Walker been practicing?

Dr. Walker graduated from medical school in 2009, 17 years ago.

Does Dr. Joshua Adam Walker do research?

Dmand AI links 17 publications to Dr. Walker, published from 2007 to 2024.

Who does Dr. Joshua Adam Walker publish with?

Dr. Walker's most frequent co-authors are Latha Ganti, MD (7 shared papers), Derrick Huang, MD (3 shared papers) and Frank A. Fraunfelter, MD (2 shared papers).

What insurance does Dr. Joshua Adam Walker accept?

Dr. Walker is in network with 8 carriers, including Excellus BlueCross BlueShield, United Healthcare and Elevance. EPO plans come from the most carriers, 3. Check the plan with the practice before a visit.

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