DR. TIMOTHY L. KERWIN MD
NPI 1346309085
Radiology - Radiation Oncology in Naples, FL

Active since December 08, 2006PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
15465 TAMIAMI TRL N, NAPLES, FL 34110(239) 429-0200(239) 421-8209 Get Directions Write a Review

NPPES record last updated: April 22, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 22, 2022, Sep 24, 2021, Sep 17, 2021 and 1 more (4 updates tracked since 2016).

About Dr. Timothy L. Kerwin Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. TIMOTHY L. KERWIN MD (NPI 1346309085) is an individual radiation oncology provider in Naples, Florida, licensed in Florida (ME101714) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with Naples Community Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1346309085
Entity TypeIndividualMale
Primary Taxonomy2085R0001X
Provider Legal NameDR. TIMOTHY L. KERWINCredential: MD
Location Address15465 TAMIAMI TRL NNaples, FL 34110-6216
Mailing Address1205 Pocantico LnNaples, FL 34110-0923 · (239) 300-1911
Fax(239) 421-8209
Sole ProprietorNo
Medical School CMSEmory University School Of MedicineGraduated 2003
Enumeration DateDecember 8, 2006
Last NPPES UpdateApril 22, 20224 updates tracked since enumeration
NPPES CertifiedApril 22, 2022
NPI 1346309085 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
Licenses Licensed in FL · ME101714 Licensed in CA · A91189
Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
15465 TAMIAMI TRL N, Naples, FL 34110

Secondary Practice Locations 2

Location 1955 10th Ave NNaples, FL 34102-5452 · Phone (239) 325-1440 · Fax (239) 325-2283
Location 28625 Collier Blvd Unit 102Naples, FL 34114-3636 · Phone (239) 429-0100 · Fax (239) 421-8209

Other Identifiers 8

Other10T819FL · Healthy Kids
Other319019FL · Avmed
OtherP01210193FL · Railroad Mcr
Other9863140FL · Aetna
Other8467004FL · Cigna
Other1003459FL · Wellcare
OtherP106298FL · Freedom Health
Medicaid000710000FL

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Timothy L. Kerwin Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID42302200
PECOS Enrollment IDI20081218000110
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 24

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Ct guidance for insertion of radiation therapy fields 77014
CT guidance for insertion of radiation therapy fields involves using a CT scan to accurately map the area of your body where radiation will be applied. This ensures the radiation targets only the necessary area, minimizing impact to healthy tissues.
3,377 services456 patients
Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session G6015
Intensity-modulated radiation therapy (IMRT) is a type of cancer treatment. It uses advanced technology to manipulate photon beams of radiation to conform to the shape of a tumor. IMRT allows for the radiation dose to conform more precisely to the three-dimensional shape of the tumor by modulating—or controlling—the intensity of the radiation beam. This can result in better tumor control and less harm to healthy tissue.
3,187 services414 patients
Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev G6012
Radiation therapy involves directing high-energy particles to destroy cancer cells. The technique targets 3 or more areas, using custom blocks for precise focus. Tangential ports, wedges, and rotational beams adjust the radiation's path, while compensators balance radiation dose. Electron beam therapy with 6-10 mev energy is used for deep-seated tumors.
1,949 services262 patients
Radiation treatment management, 5 treatment sessions 77427
Radiation treatment management involves a series of 5 sessions where targeted radiation is used to destroy or shrink cancer cells in your body. Each session is carefully planned to maximize effectiveness while minimizing harm to healthy tissues. You may experience side effects which will be closely monitored and managed for your comfort.
1,448 services331 patients
Continuing radiation therapy consultation per week 77336
Continuing radiation therapy consultation per week involves regular meetings with your healthcare team. These sessions help monitor your progress, manage side effects, and adjust your treatment plan if necessary. It's a key part of ensuring the effectiveness of your radiation therapy.
1,239 services302 patients
Calculation of radiation therapy dose 77300
Radiation therapy dose calculation is a process to determine the exact amount of radiation needed to treat a specific area in the body. This calculation helps ensure the treatment is effective while minimizing harm to healthy tissues. It's a key part of planning your radiation therapy.
951 services223 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Naples Community Hospital

Acute Care Hospitals · Naples, FL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100018
Location350 7th St NNaples, FL 34102 · Collier County
Emergency services Birthing friendly

Physicians Regional Medical Center - Pine Ridge

Acute Care Hospitals · Naples, FL
1/5 CMS rating
OwnershipProprietary
CMS Certification Number100286
Location6101 Pine Ridge RoadNaples, FL 34119 · Collier County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 34110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$179.05 typical visit price
range $58.56 – $179.05
Typical copayment $44.76 (range $14.64 – $44.76)
Most-billed visit code 99205
Established Patient
$73.00 typical visit price
range $18.44 – $144.68
Typical copayment $18.25 (range $4.61 – $36.17)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality99.87
Improvement Activities40

Reported Quality Measures

Breast Cancer Screening
Percentage of women 50-74 years of age who had a mammogram to screen for breast cancer
60%100 patients3/55-star benchmark: 92%
Closing the Referral Loop: Receipt of Specialist Report
Percentage of patients with referrals, regardless of age, for which the referring provider receives a report from the provider to whom the patient was referred
46%561 patients2/55-star benchmark: 95%
Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
71%350 patients4/55-star benchmark: 85%
Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
69%1,419 patients1/55-star benchmark: 100%
Oncology: Medical and Radiation - Pain Intensity Quantified
Percentage of patient visits, regardless of patient age, with a diagnosis of cancer currently receiving chemotherapy or radiation therapy in which pain intensity is quantified
95%1,608 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
33%586 patients2/55-star benchmark: 100%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
73%644 patients4/55-star benchmark: 97%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients screenedForUse: 96% · 527 patients
Patients tobacco: 92% · 527 patients
39%31 patients2/55-star benchmark: 98%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
61%586 patients3/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
31%586 patients2/55-star benchmark: 79%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Dietitian, Registered
15465 TAMIAMI TRL N
NAPLES, FL 34110
Physician Assistant
15465 TAMIAMI TRL N
NAPLES, FL 34110
Radiology (Radiation Oncology)
15465 TAMIAMI TRL N
NAPLES, FL 34110
Radiology (Radiation Oncology)
15465 TAMIAMI TRL N
NAPLES, FL 34110

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Timothy Kerwin's NPI number?

The NPI number for Timothy Kerwin is 1346309085. It was assigned to this individual provider in the NPPES registry on December 8, 2006.

Where is Timothy Kerwin located?

Timothy Kerwin practices at 15465 Tamiami Trl N, Naples, FL 34110. The listed phone number is (239) 429-0200.

What is Timothy Kerwin's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Timothy Kerwin enrolled in Medicare?

Yes. Timothy Kerwin is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Timothy Kerwin accept?

Health plans from Ambetter Health, Ambetter from Superior HealthPlan, Ambetter of Alabama, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) and 3 other insurers list Timothy Kerwin as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Timothy Kerwin affiliated with any hospitals?

According to CMS data, Timothy Kerwin is affiliated with Naples Community Hospital and Physicians Regional Medical Center - Pine Ridge.

When was this NPI record last updated?

The NPPES record for Timothy Kerwin was last updated on April 22, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.