Tina D. Walker, ARNP
- Medicare services, 2024
- 1,705
- Medicare patients, 2024
- 557
- Part D claims, 2024
- 6,094
- Hospital affiliations
- 2
- Industry payments
- $476
- Practice address
- 2101 Prevatt St, Eustis, FL 32726-6131
- Practice phone
- Call (352) 589-4774
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lake Internal Medicine Associates
Primary care practice · Eustis, Florida
Find Tina Walker's professional email, personal email and mobile number
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Tina D. Walker is a family nurse practitioner in Eustis, Florida
Tina Walker practices at Lake Internal Medicine Associates in Eustis, Florida.
Tina Walker's NPI, 1588308860, was assigned on April 23, 2022. Tina Walker holds Florida license 11013266.
- NPI
- 1588308860NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668854894
- NPI enumeration date
- April 23, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (352) 589-4774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Tina D. Walker practices at Lake Internal Medicine Associates in Eustis, Florida
Tina Walker's primary practice is Lake Internal Medicine Associates, at 2101 Prevatt St, Eustis, FL 32726-6131. The practice phone is (352) 589-4774.
- Lake Internal Medicine Associates2101 Prevatt St, Eustis, FL 32726-6131Phone(352) 589-4774
Source: Dmand AI Affiliation Data
Tina D. Walker is affiliated with 7 sites of care and 1 medical group
Tina Walker's primary practice is Lake Internal Medicine Associates in Eustis, Florida. Tina Walker is also affiliated with Orlando Health South Lake Hospital. The medical group on file is Lake Family Wellness. Dmand AI also links Tina Walker to 1 more hospital, 3 home health agencies and 1 skilled nursing facility, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Tina D. Walker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Tina Walker practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lake Internal Medicine Associates | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Tina D. Walker is one of 14,175 family nurse practitioners in Florida
Family is Tina Walker's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Tina Walker is licensed in Florida.
Specialties and state licenses
- Family nurse practitioner, FloridaPrimary
Clinical focus
Dmand AI lists acute sinusitis, acute skin infection, ankle or foot injury, arthritis, asthma, bipolar disorder, carpal tunnel syndrome and chronic diabetes among the conditions Tina Walker treats.
Family nurse practitioners near Tina Walker
Counts of family nurse practitioners 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
Tina D. Walker billed Medicare for 1,705 services in 2024
CMS data shows 1,705 Medicare services from Tina Walker across 12 procedure codes in 2024, for 557 Medicare patients. Medicare paid $86,989 for them. Every service was in an office.
Tina Walker's Medicare services by type, 2024
- Office and hospital visits1,089
- Other services363
- Tests and treatments108
- Drugs given in the office94
- Lab and pathology37
- Surgery14
Tina Walker compared with the Florida median for family nurse practitioners, 2024
- Tina Walker
- Florida median
- Medicare services
- 1,705vs 3085.5 times
- Medicare patients
- 557vs 1154.8 times
- Part D claims
- 5,309vs 52510.1 times
Medians across 8,146 family nurse practitioners in Florida with Dmand AI profiles that report each measure.
Tina 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 Tina Walker?
Medicare shows one payer. Book a meeting to get commercial claims data for Tina Walker and other family nurse practitioners in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Tina D. Walker treated 557 Medicare patients in 2024, average age 77
CMS counts 557 Medicare patients who saw Tina Walker in 2024. The largest group is 75 to 84, with 240 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 2% are also on Medicaid. Their average risk score is 1.36, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Tina Walker's median patient age at 71, with 55% women.
Tina Walker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Tina Walker's Medicare patients by sex, 2024
- Women31056%
- Men24744%
Chronic conditions among Tina Walker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease69%
- Arthritis61%
- Ischemic heart disease50%
- Mood disorders29%
- Depression28%
- Anxiety27%
Share of Medicare patients with each condition. A patient can have several.
Tina 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 71
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Tina D. Walker wrote 6,094 Medicare Part D claims in 2024
In 2024, Tina Walker wrote 6,094 Medicare Part D claims for 1,029 patients. 88% of them were for generic drugs. CMS names the drug for 5,309 of them, across 109 drugs with 11 or more claims each, at $298,153 in total drug cost.
Tina Walker's Part D claims by kind of drug, 2024
- Generic5,359 claims88%
- Brand-name719 claims12%
- Other16 claims0%
Tina 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 Tina Walker's Part D claims, 2024
- Opioids1%56 of 6,094 claims
- Antibiotics3%166 of 6,094 claims
- Antipsychotics, patients 65 and over0%20 of 6,094 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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 Tina D. Walker takes part in Medicare
Tina Walker 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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Tina D. Walker received $476 in industry payments from 2024 to 2025
CMS Open Payments shows 22 general payments to Tina Walker from 13 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. ACADIA Pharmaceuticals Inc paid the most, $125.
General payments to Tina Walker by program year, 2024 to 2025
Companies that paid Tina Walker the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Tina D. 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 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) |
| 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 Tina D. 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 Tina D. Walker's NPI number?
Tina D. Walker's NPI number is 1588308860. It was assigned on April 23, 2022, and it is active in the NPI Registry.
What does Tina D. Walker specialize in?
Tina D. Walker is a family nurse practitioner in Eustis, Florida. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Tina D. Walker practice?
Tina Walker practices at 2101 Prevatt St, Eustis, FL 32726-6131. Tina Walker's primary practice is Lake Internal Medicine Associates in Eustis, Florida. Dmand AI also links Tina Walker to 1 hospital, 3 home health agencies and 1 skilled nursing facility.
What is Tina D. Walker's office phone number?
The practice phone on file for Tina Walker is (352) 589-4774.
What is Tina D. Walker's medical license number?
Tina Walker holds Florida license 11013266.
Which hospitals is Tina D. Walker affiliated with?
Tina Walker is affiliated with Orlando Health South Lake Hospital. Dmand AI links Tina Walker to 1 more hospital.
What medical group is Tina D. Walker part of?
Tina Walker is linked to Lake Family Wellness.
Does Tina D. Walker accept Medicare?
Yes. CMS data shows Tina Walker billed Medicare for 1,705 services in 2024, and Tina Walker accepts Medicare assignment.
How many Medicare patients does Tina D. Walker see?
CMS counts 557 Medicare patients who saw Tina Walker in 2024, with an average age of 77.
What services does Tina D. Walker bill to Medicare?
In 2024, Tina Walker's most billed Medicare services were office visit, established patient (99214), medicare service (G0444) and office visit, established patient (99213).
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What drugs does Tina D. Walker prescribe most?
In 2024 Medicare Part D data, Tina Walker's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Tina D. Walker received payments from drug or device companies?
CMS Open Payments shows $476 in general payments to Tina Walker from 13 companies from 2024 to 2025. The largest total came from ACADIA Pharmaceuticals Inc.
How long has Tina D. Walker been practicing?
Tina Walker graduated from medical school in 2020, 6 years ago.
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