Grant G. Freiberg, APRN

  • Saint Augustine, FL
  • Nurse practitioner
NPI1083207351PAC ID0941616346
Medicare services, 2024
1,956
Medicare patients, 2024
585
Part D claims, 2024
172
MIPS score, 2024
95
Hospital affiliations
4
Practice address
400 Health Park Blvd, Saint Augustine, FL 32086
Practice phone
Call (904) 819-5155
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

UF Health Flagler Hospital

Hospital · Saint Augustine, Florida

See all 8 affiliations

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Grant G. Freiberg is a nurse practitioner in Saint Augustine, Florida

Grant Freiberg practices at UF Health Flagler Hospital in Saint Augustine, Florida, part of UF Health.

Grant Freiberg's NPI, 1083207351, was assigned on February 17, 2021. Grant Freiberg holds Florida license APRN11009451.

NPI and contact details
Medicare PAC ID
0941616346
NPI enumeration date
February 17, 2021
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(904) 819-5155
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
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)

Grant G. Freiberg practices at UF Health Flagler Hospital in Saint Augustine, Florida

Grant Freiberg's primary practice is UF Health Flagler Hospital, at 400 Health Park Blvd, Saint Augustine, FL 32086 in St. Johns County. The practice phone is (904) 819-5155.

Source: Dmand AI Affiliation Data

Grant G. Freiberg is affiliated with 6 sites of care and 2 medical groups

Grant Freiberg's primary practice is UF Health Flagler Hospital in Saint Augustine, Florida, part of UF Health. Grant Freiberg is also affiliated with UF Health Shands Hospital. The medical group on file is Northeast Florida Endocrine and Diabetes Associates. Dmand AI also links Grant Freiberg to 2 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 8 affiliations for Grant Freiberg

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

Dmand AI tracks the EHR system at Grant G. Freiberg's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Grant Freiberg practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UF Health Flagler HospitalAvailable with a free account
+5 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Grant G. Freiberg is one of 5,914 nurse practitioners in Florida

Nurse practitioner is Grant Freiberg's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Grant Freiberg is licensed in Florida.

Specialties and state licenses

  • Nurse practitioner, FloridaPrimaryLicense APRN11009451 · taxonomy 363L00000X

Clinical focus

Dmand AI lists diabetic emergency among the conditions Grant Freiberg treats.

Nurse practitioners near Grant Freiberg

Counts of 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

Grant G. Freiberg billed Medicare for 1,956 services in 2024

CMS data shows 1,956 Medicare services from Grant Freiberg across 4 procedure codes in 2024, for 585 Medicare patients. Medicare paid $120,596 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 20241,956
Medicare patients585
Paid by Medicare$120,596
Procedure codes4

Grant Freiberg compared with the Florida median for nurse practitioners, 2024

  • Grant Freiberg
  • Florida median
Medicare services
1,956vs 3665.3 times
Medicare patients
585vs 1254.7 times
Part D claims
53vs 41087% below

Medians across 3,670 nurse practitioners in Florida with Dmand AI profiles that report each measure.

Grant Freiberg'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 Grant Freiberg

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

Grant G. Freiberg treated 585 Medicare patients in 2024, average age 77

CMS counts 585 Medicare patients who saw Grant Freiberg in 2024. The largest group is 75 to 84, with 251 patients. 75% of them have diabetes, and 75% have high blood pressure. 16% are also on Medicaid. Their average risk score is 3.03, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Grant Freiberg's median patient age at 69, with 47% women.

Medicare patients, 2024585
Average age77
Average risk score3.03
Also on Medicaid16%

Grant Freiberg's Medicare patients by age, 2024

Grant Freiberg's Medicare patients by sex, 2024

  • Women29450%
  • Men29150%

Chronic conditions among Grant Freiberg's Medicare patients, 2024

  1. Diabetes75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Ischemic heart disease70%
  5. Chronic kidney disease68%
  6. Arthritis65%
  7. Heart failure63%
  8. Mood disorders53%

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

Grant Freiberg's patients across all payers

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

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women47%
  • Men52%

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

Grant G. Freiberg wrote 172 Medicare Part D claims in 2024

In 2024, Grant Freiberg wrote 172 Medicare Part D claims for 99 patients. 30% of them were for generic drugs. CMS names the drug for 53 of them, across 3 drugs with 11 or more claims each, at $20,831 in total drug cost.

Part D claims, 2024172
Drugs named by CMS3
Total drug cost$20,831
Part D patients99

Grant Freiberg's Part D claims by kind of drug, 2024

  • Generic51 claims30%
  • Brand-name99 claims58%
  • Other22 claims13%

Grant Freiberg'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.

See all prescribing by Grant Freiberg

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

Grant G. Freiberg scored 95 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Grant Freiberg for performance year 2024, reported through an alternative payment model (APM). Grant Freiberg accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Grant Freiberg's MIPS scores, performance year 2024

  • 95of 100Final score
  • 84.2of 100Quality
  • 100of 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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Grant G. Freiberg received $359 in industry payments from 2024 to 2025

CMS Open Payments shows 4 general payments to Grant Freiberg from 4 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Insulet Corporation paid the most, $150.

General payments to Grant Freiberg by program year, 2024 to 2025

Companies that paid Grant Freiberg the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Grant Freiberg

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

Sources for Grant G. Freiberg'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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 Grant G. Freiberg

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

What is Grant G. Freiberg's NPI number?

Grant G. Freiberg's NPI number is 1083207351. It was assigned on February 17, 2021, and it is active in the NPI Registry.

What does Grant G. Freiberg specialize in?

Grant G. Freiberg is a nurse practitioner in Saint Augustine, Florida. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).

Where does Grant G. Freiberg practice?

Grant Freiberg practices at 400 Health Park Blvd, Saint Augustine, FL 32086. Grant Freiberg's primary practice is UF Health Flagler Hospital in Saint Augustine, Florida, part of UF Health. Dmand AI also links Grant Freiberg to 2 hospitals, 2 group practices and clinics and 1 medical group.

What is Grant G. Freiberg's office phone number?

The practice phone on file for Grant Freiberg is (904) 819-5155.

What is Grant G. Freiberg's medical license number?

Grant Freiberg holds Florida license APRN11009451.

Which hospitals is Grant G. Freiberg affiliated with?

Grant Freiberg practices at UF Health Flagler Hospital in Saint Augustine, Florida. Grant Freiberg is also affiliated with UF Health Shands Hospital. Dmand AI links Grant Freiberg to 2 more hospitals.

What medical group is Grant G. Freiberg part of?

Grant Freiberg is linked to Northeast Florida Endocrine and Diabetes Associates. Dmand AI links Grant Freiberg to 1 more medical group.

Does Grant G. Freiberg accept Medicare?

Yes. CMS data shows Grant Freiberg billed Medicare for 1,956 services in 2024, and Grant Freiberg accepts Medicare assignment.

What is Grant G. Freiberg's MIPS score?

Grant Freiberg's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Grant G. Freiberg see?

CMS counts 585 Medicare patients who saw Grant Freiberg in 2024, with an average age of 77.

Show 4 more questionsShow fewer questions

What services does Grant G. Freiberg bill to Medicare?

In 2024, Grant Freiberg's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and hospital inpatient care (99231).

What drugs does Grant G. Freiberg prescribe most?

In 2024 Medicare Part D data, Grant Freiberg's most prescribed drugs by claims were Metformin HCl, Jardiance and Ozempic.

Has Grant G. Freiberg received payments from drug or device companies?

CMS Open Payments shows $359 in general payments to Grant Freiberg from 4 companies from 2024 to 2025. The largest total came from Insulet Corporation.

How long has Grant G. Freiberg been practicing?

Grant Freiberg graduated from medical school in 2020, 6 years ago.

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