J Am Coll Radiol
Dr. Joshua Adam Walker, MD
- 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
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Walker's 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. 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
- 1669608857NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062673569
- NPI enumeration date
- June 2, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (352) 401-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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.
- HCA Florida Ocala Hospital1431 SW 1st Ave, Ocala, FL 34471 · Marion CountyPhone(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.
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.
| Site | EHR vendor and product |
|---|---|
| HCA Florida Ocala Hospital | Available with a free account |
| +1 more site 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 HCA Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
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, FloridaPrimary
- South Carolina license
- Tennessee license
- West Virginia license
- Georgia license
- Illinois license
- Kentucky license
- Louisiana license
- Michigan license
- Missouri license
- Mississippi license
- North Carolina license
- Ohio license
- Texas license
- Virginia license
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.
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.
Need commercial claims for Dr. Walker?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Walker and other emergency medicine physicians in Florida.
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.
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
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Ischemic heart disease56%
- Mood disorders51%
- Anxiety47%
- Depression47%
- 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.
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.
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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
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.
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
- Latha Ganti, MD7 shared papers
- Derrick Huang, MD3 shared papers
- Frank A. Fraunfelter, MD2 shared papers
Recent publications by Dr. Walker
J Vasc Interv Radiol
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.
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.
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.
- Medical school
- Board certified in 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
- EPO3
- HMO3
- Medicare3
- POS3
- PPO3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Joshua Adam Walker'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) |
| Part D prescribing | Medicare 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 percentiles | Doctors 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-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) |
| 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. 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.
Selling to emergency medicine practices?
See emergency medicine physicians in Florida by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card