Kathryn Charlotte Anderson Gravenstein, PA

  • Tampa, FL
  • Physician assistant
NPI1851772438PAC ID4082928957
Medicare services, 2024
1,513
Medicare patients, 2024
257
Part D claims, 2024
935
Hospital affiliations
1
Industry payments
$1,264
Practice address
6117 Gunn Hwy, Tampa, FL 33625
Practice phone
Call (813) 972-4905
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Florida Orthopaedic Institute - Citrus Park

Tampa, Florida

See all 6 affiliations

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Kathryn Charlotte Anderson Gravenstein is a physician assistant in Tampa, Florida

Kathryn Gravenstein practices at Florida Orthopaedic Institute - Citrus Park in Tampa, Florida.

Kathryn Gravenstein's NPI, 1851772438, was assigned on June 9, 2015. Kathryn Gravenstein holds Florida license PA9108773.

NPI and contact details
Medicare PAC ID
4082928957
NPI enumeration date
June 9, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(813) 972-4905
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
37
Medical school graduation
2015

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

Kathryn Charlotte Anderson Gravenstein practices at Florida Orthopaedic Institute - Citrus Park in Tampa, Florida

Kathryn Gravenstein's primary practice is Florida Orthopaedic Institute - Citrus Park, at 6117 Gunn Hwy, Tampa, FL 33625 in Hillsborough County. The practice phone is (813) 972-4905.

  • Florida Orthopaedic Institute - Citrus Park
    6117 Gunn Hwy, Tampa, FL 33625 · Hillsborough CountyPhone(813) 972-4905

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Kathryn Charlotte Anderson Gravenstein is affiliated with 4 sites of care and 2 medical groups

Kathryn Gravenstein's primary practice is Florida Orthopaedic Institute - Citrus Park in Tampa, Florida. Kathryn Gravenstein is also affiliated with BayCare Mease Dunedin Hospital. The medical group on file is Florida Orthopaedic Institute. Dmand AI also links Kathryn Gravenstein to 2 more group practices and clinics and 1 medical group, each named with a free account.

See all 6 affiliations for Kathryn Gravenstein

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Kathryn Charlotte Anderson Gravenstein's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Kathryn Gravenstein practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Florida Orthopaedic Institute - Citrus ParkAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Kathryn Charlotte Anderson Gravenstein is one of 7,899 physician assistants in Florida

Physician assistant is Kathryn Gravenstein's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Kathryn Gravenstein is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Kathryn Gravenstein is licensed in Florida.

Specialties and state licenses

  • Physician assistant, FloridaPrimaryLicense PA9108773 · taxonomy 363A00000X

Clinical focus

Dmand AI lists arthritis, bursitis, joint pain and tendon and ligament injury among the conditions Kathryn Gravenstein treats.

Physician assistants near Kathryn Gravenstein

Counts of physician assistants 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

Kathryn Charlotte Anderson Gravenstein billed Medicare for 1,513 services in 2024

CMS data shows 1,513 Medicare services from Kathryn Gravenstein across 10 procedure codes in 2024, for 257 Medicare patients. Medicare paid $33,542 for them.

Medicare services, 20241,513
Medicare patients257
Paid by Medicare$33,542
Procedure codes10

Kathryn Gravenstein's Medicare services by type, 2024

  1. Drugs given in the office917
  2. Office and hospital visits238
  3. Surgery180
  4. Imaging178

Where Kathryn Gravenstein's Medicare services took place, 2024

  • In an office1,50099%
  • In a facility131%

Kathryn Gravenstein compared with the Florida median for physician assistants, 2024

  • Kathryn Gravenstein
  • Florida median
Medicare services
1,513vs 3214.7 times
Medicare patients
257vs 13098% above
Part D claims
852vs 3262.6 times

Medians across 5,430 physician assistants in Florida with Dmand AI profiles that report each measure.

Kathryn Gravenstein'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 Kathryn Gravenstein

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

Kathryn Charlotte Anderson Gravenstein treated 257 Medicare patients in 2024, average age 74

CMS counts 257 Medicare patients who saw Kathryn Gravenstein in 2024. The largest group is 65 to 74, with 139 patients. 75% of them have arthritis, and 75% have high blood pressure. 4% are also on Medicaid. Their average risk score is 1.19, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Kathryn Gravenstein's median patient age at 71, with 61% women.

Medicare patients, 2024257
Average age74
Average risk score1.19
Also on Medicaid4%

Kathryn Gravenstein's Medicare patients by age, 2024

Kathryn Gravenstein's Medicare patients by sex, 2024

  • Women16263%
  • Men9537%

Chronic conditions among Kathryn Gravenstein's Medicare patients, 2024

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Ischemic heart disease31%
  5. Mood disorders29%
  6. Anxiety28%
  7. Depression25%
  8. Chronic kidney disease24%

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

Kathryn Gravenstein'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

  • Women61%
  • Men37%

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

Kathryn Charlotte Anderson Gravenstein wrote 935 Medicare Part D claims in 2024

In 2024, Kathryn Gravenstein wrote 935 Medicare Part D claims for 306 patients. 97% of them were for generic drugs. CMS names the drug for 852 of them, across 13 drugs with 11 or more claims each, at $8,461 in total drug cost.

Part D claims, 2024935
Drugs named by CMS13
Total drug cost$8,461
Part D patients306

Kathryn Gravenstein's Part D claims by kind of drug, 2024

  • Generic903 claims97%
  • Brand-name32 claims3%

Kathryn Gravenstein'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 Kathryn Gravenstein's Part D claims, 2024

  • Opioids29%270 of 935 claims
  • Antibiotics17%161 of 935 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Kathryn Gravenstein

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 Kathryn Charlotte Anderson Gravenstein takes part in Medicare

Kathryn Gravenstein 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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Kathryn Charlotte Anderson Gravenstein received $1,264 in industry payments from 2024 to 2025

CMS Open Payments shows 30 general payments to Kathryn Gravenstein from 3 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $1,110.

General payments to Kathryn Gravenstein by program year, 2024 to 2025

Companies that paid Kathryn Gravenstein the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Kathryn Gravenstein

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

Kathryn Charlotte Anderson Gravenstein is board certified in certified physician assistant

Kathryn Gravenstein is a member of AAPA.

  1. Board certified in certified physician assistantNational Commission on Certification of Physician Assistants (NCCPA)

Source: Dmand AI Professional Profile Data

Sources for Kathryn Charlotte Anderson Gravenstein'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)
Training, board certification and membershipsDmand AI Professional Profile 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 Kathryn Charlotte Anderson Gravenstein

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

What is Kathryn Charlotte Anderson Gravenstein's NPI number?

Kathryn Charlotte Anderson Gravenstein's NPI number is 1851772438. It was assigned on June 9, 2015, and it is active in the NPI Registry.

What does Kathryn Charlotte Anderson Gravenstein specialize in?

Kathryn Charlotte Anderson Gravenstein is a physician assistant in Tampa, Florida. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Kathryn Charlotte Anderson Gravenstein practice?

Kathryn Gravenstein practices at 6117 Gunn Hwy, Tampa, FL 33625. Kathryn Gravenstein's primary practice is Florida Orthopaedic Institute - Citrus Park in Tampa, Florida. Dmand AI also links Kathryn Gravenstein to 2 group practices and clinics and 1 medical group.

What is Kathryn Charlotte Anderson Gravenstein's office phone number?

The practice phone on file for Kathryn Gravenstein is (813) 972-4905.

What is Kathryn Charlotte Anderson Gravenstein's medical license number?

Kathryn Gravenstein holds Florida license PA9108773.

Which hospitals is Kathryn Charlotte Anderson Gravenstein affiliated with?

Kathryn Gravenstein is affiliated with BayCare Mease Dunedin Hospital.

What medical group is Kathryn Charlotte Anderson Gravenstein part of?

Kathryn Gravenstein is linked to Florida Orthopaedic Institute. Dmand AI links Kathryn Gravenstein to 1 more medical group.

Does Kathryn Charlotte Anderson Gravenstein accept Medicare?

Yes. CMS data shows Kathryn Gravenstein billed Medicare for 1,513 services in 2024, and Kathryn Gravenstein accepts Medicare assignment.

How many Medicare patients does Kathryn Charlotte Anderson Gravenstein see?

CMS counts 257 Medicare patients who saw Kathryn Gravenstein in 2024, with an average age of 74.

Is Kathryn Charlotte Anderson Gravenstein board certified?

Yes. Kathryn Gravenstein is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).

Show 4 more questionsShow fewer questions

What services does Kathryn Charlotte Anderson Gravenstein bill to Medicare?

In 2024, Kathryn Gravenstein's most billed Medicare services were injected or infused drug (J3301), surgery: bones and joints (20610) and office visit, established patient (99213).

What drugs does Kathryn Charlotte Anderson Gravenstein prescribe most?

In 2024 Medicare Part D data, Kathryn Gravenstein's most prescribed drugs by claims were Celecoxib, Oxycodone HCl and Hydrocodone-Acetaminophen.

Has Kathryn Charlotte Anderson Gravenstein received payments from drug or device companies?

CMS Open Payments shows $1,264 in general payments to Kathryn Gravenstein from 3 companies from 2024 to 2025. The largest total came from Stryker Corporation.

How long has Kathryn Charlotte Anderson Gravenstein been practicing?

Kathryn Gravenstein graduated from medical school in 2015, 11 years ago.

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