Breast Cancer Res Treat
Dr. William N. Harwin, MD
- Medicare services, 2023
- 85,686
- Part D claims, 2024
- 52
- Publications
- 9
- Clinical trials
- 3
- Industry payments
- $104,850
- Practice address
- 3238 Cove Bend Dr, Tampa, FL 33613-2752
- Practice phone
- Call (813) 632-7547
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Florida Cancer Specialists P L
Medical specialty practice · Tampa, Florida
Find Dr. Harwin'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. William N. Harwin is a medical oncologist in Cape Coral, Florida
Dr. Harwin practices at Florida Cancer Specialists P L in Tampa, Florida.
Dr. Harwin's NPI, 1164413589, was assigned on November 3, 2005. Dr. Harwin graduated from Baylor College Of Medicine in 1978. Dr. Harwin's Florida license number on file is ME35430.
- NPI
- 1164413589NPI Registry (opens in a new tab)
- NPI enumeration date
- November 3, 2005
- NPI status
- Active
- Practice phone
- (813) 632-7547
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 74
- Medical school graduation
- 1978
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William N. Harwin practices in Tampa and Cape Coral
Dr. Harwin's primary practice is Florida Cancer Specialists P L, at 3238 Cove Bend Dr, Tampa, FL 33613-2752. The practice phone is (813) 632-7547. The NPI Registry lists Dr. Harwin's practice address as 1708 Cape Coral W Pkwy, Cape Coral, FL 33914.
- Florida Cancer Specialists P LPrimary3238 Cove Bend Dr, Tampa, FL 33613-2752Phone(813) 632-7547
- NPI Registry address1708 Cape Coral W Pkwy, Cape Coral, FL 33914 · Lee CountyPhone(239) 485-2083
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. William N. Harwin is affiliated with 3 sites of care and 4 medical groups
Dr. Harwin's primary practice is Florida Cancer Specialists P L in Tampa, Florida. The medical group on file is Florida Cancer Specialists & Research Institute. Dmand AI also links Dr. Harwin to 3 more medical groups and 2 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. William N. Harwin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harwin practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Florida Cancer Specialists P L | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William N. Harwin is one of 477 medical oncologists in Florida
Medical oncology is Dr. Harwin's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dr. Harwin is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Harwin's licenses on file in 2 states: Florida and Utah.
Specialties and state licenses
- Medical oncology, FloridaPrimary
- Utah license
Clinical focus
Dmand AI lists breast cancer, chronic anemia, chronic leukemia, colorectal cancer, fluid and electrolyte imbalances, lung cancer, lymphoma and multiple myeloma among the conditions Dr. Harwin treats.
Medical oncologists near Dr. Harwin
Counts of medical oncologists 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. William N. Harwin billed Medicare for 85,686 services in 2023
CMS data shows 85,686 Medicare services from Dr. Harwin across 45 procedure codes in 2023. Medicare paid $1,483,454 for them. Every service was in an office.
Dr. Harwin's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Drugs given in the office
- 2022: 81,5012023: 61,51125%
- Other services
- 2022: 38,9182023: 17,38955%
- Tests and treatments
- 2022: 3,6862023: 2,55631%
- Lab and pathology
- 2022: 5,5182023: 1,51673%
- Office and hospital visits
- 2022: 2,1932023: 1,42635%
- Surgery
- 2022: 2,2352023: 1,28842%
Dr. Harwin compared with the Florida median for medical oncologists, 2023
- Dr. Harwin
- Florida median
- Medicare services
- 85,686vs 19,7554.3 times
- Part D claims
- 14vs 59898% below
Medians across 462 medical oncologists in Florida with Dmand AI profiles that report each measure.
Dr. Harwin's most billed Medicare procedure codes, 2023
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. Harwin?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Harwin and other medical oncologists in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William N. Harwin's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Dr. Harwin's median patient age at 70, with 78% women.
Dr. Harwin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women78%
- Men22%
Source: Dmand AI Patient Panel Data
Dr. William N. Harwin wrote 52 Medicare Part D claims in 2024
In 2024, Dr. Harwin wrote 52 Medicare Part D claims for 38 patients. 87% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $400 in total drug cost. In 2023, CMS named 833 claims across 27 drugs.
Dr. Harwin's Part D claims by kind of drug, 2024
- Generic45 claims87%
- Brand-name and other7 claims13%
Dr. Harwin'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 8332024: 1498%
Drugs named by CMS: 1 in 2024, 27 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
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Dr. William N. Harwin has 9 publications on record
Dmand AI links 9 papers to Dr. Harwin, published from 2015 to 2017. 2015 was the busiest year, with 2. The most frequent topics are Antineoplastic Combined Chemotherapy Protocols, Doxorubicin and Paclitaxel. Dr. Harwin has published most often in Breast Cancer Res Treat. Dr. Harwin's most frequent co-authors are Linda Diana Bosserman, FACP, MD, John D. Hainsworth, MD and Daniel E. Dosoretz, MD.
Dr. Harwin's papers by year, 2015 to 2017
Topics Dr. Harwin writes about most
- Antineoplastic Combined Chemotherapy Protocols
- Doxorubicin
- Paclitaxel
Dr. Harwin's most frequent co-authors
- Linda Diana Bosserman, FACP, MD3 shared papers
- John D. Hainsworth, MD3 shared papers
- Daniel E. Dosoretz, MD2 shared papers
Recent publications by Dr. Harwin
See who Dr. Harwin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Harwin works with, so you can find a warm path to the right medical oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. William N. Harwin has worked on 3 clinical trials
Dmand AI links Dr. Harwin to 3 clinical trials. 2 are still active or recruiting. Conditions studied include Carcinoma, Non-Small-Cell Lung, Lymphoma, Large B-Cell, Diffuse and Rectal Diseases.
Clinical trials with Dr. Harwin by phase
- NonePhase 1: no trials
- 1Phase 2: 1 trial
- 1Phase 3: 1 trial
- NonePhase 4: no trials
Conditions in Dr. Harwin's trials
- Carcinoma, Non-Small-Cell Lung
- Lymphoma, Large B-Cell, Diffuse
- Rectal Diseases
- Carcinoma, Bronchogenic
- Colorectal Neoplasms
Investigators on the most trials with Dr. Harwin
- Guillermo Abesada-Terk, MD1 shared trial
- Jess Franklin Armor, MD1 shared trial
- Khaleel K. Ashraf, MD1 shared trial
Recent clinical trials with Dr. Harwin
Brentuximab Vedotin Plus Lenalidomide and Rituximab for the Treatment of Relapsed/Refractory DLBCL (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. William N. Harwin received $104,850 in industry payments from 2016 to 2024
CMS Open Payments shows 344 general payments to Dr. Harwin from 57 drug and device companies from 2016 to 2024. Consulting fees make up the largest share, 48% of the total. Daiichi Sankyo Inc. paid the most, $25,581.
General payments to Dr. Harwin by program year, 2016 to 2024
General payments to Dr. Harwin by kind, 2016 to 2024
- Consulting fees$50,24648%
- Speaker and faculty fees$23,79823%
- Honoraria$12,02811%
- Food and beverage$11,68611%
- Other$7,0937%
Companies that paid Dr. Harwin the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William N. Harwin has 5 awards and honors on record
Dmand AI lists 5 awards for Dr. Harwin, most recently CMS Stage 1 EHR in 2014.
Awards and honors for Dr. Harwin
- 2014
- CMS Stage 1 EHR
- Gulfshore Life Magazine: Top Doctors
- 2012
- Super Doc
- 2011
- Checkbook Top Doc
- 2000
- Top Doctors: Florida
Source: Dmand AI Professional Profile Data
Dr. William N. Harwin graduated from Baylor College Of Medicine
Dr. Harwin graduated from Baylor College Of Medicine in 1978. Dr. Harwin is a member of ASCO.
- Medical school
- Board certified in hematology
- Board certified in internal medicine
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Dr. William N. Harwin accepts plans from 2 insurance carriers
Dr. Harwin is in network with 2 carriers, including Cigna and GA State Medicaid. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Cigna
- GA State Medicaid
Plan types Dr. Harwin accepts, by number of carriers
- HMO1
- Medicaid1
- Medicare1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. William N. Harwin'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. William N. Harwin
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. William N. Harwin's NPI number?
Dr. William N. Harwin's NPI number is 1164413589. It was assigned on November 3, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. William N. Harwin?
Dr. William N. Harwin is a medical oncologist in Cape Coral, Florida. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).
Where does Dr. William N. Harwin practice?
Dr. Harwin practices at 3238 Cove Bend Dr, Tampa, FL 33613-2752. Dr. Harwin also practices at 1708 Cape Coral W Pkwy, Cape Coral, FL 33914. Dr. Harwin's primary practice is Florida Cancer Specialists P L in Tampa, Florida. Dmand AI also links Dr. Harwin to 3 medical groups and 2 group practices and clinics.
What is Dr. William N. Harwin's office phone number?
The practice phone on file for Dr. Harwin is (813) 632-7547.
What is Dr. William N. Harwin's medical license number?
Dr. Harwin's Florida license number on file is ME35430, one of the licenses on file in 2 states.
Which states has Dr. William N. Harwin been licensed in?
Dmand AI has state licenses on file for Dr. Harwin in Florida (1979 to 2025) and Utah (2003 to 2024).
What medical group is Dr. William N. Harwin part of?
Dr. Harwin is linked to Florida Cancer Specialists & Research Institute. Dmand AI links Dr. Harwin to 3 more medical groups.
Does Dr. William N. Harwin accept Medicare?
Yes. CMS data shows Dr. Harwin billed Medicare for 85,686 services in 2023.
Is Dr. William N. Harwin board certified?
Yes. Dr. Harwin is board certified in hematology by the American Board of Internal Medicine.
What services does Dr. William N. Harwin bill to Medicare?
In 2023, Dr. Harwin's most billed Medicare services were injected or infused drug (J9271), medicare temporary code (Q0138) and injected or infused drug (J0185).
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Where did Dr. William N. Harwin go to medical school?
Dr. Harwin graduated from Baylor College Of Medicine in 1978.
What drugs does Dr. William N. Harwin prescribe most?
In 2024 Medicare Part D data, Dr. Harwin's most prescribed drugs by claims were Letrozole.
Has Dr. William N. Harwin received payments from drug or device companies?
CMS Open Payments shows $104,850 in general payments to Dr. Harwin from 57 companies from 2016 to 2024. The largest total came from Daiichi Sankyo Inc.
How long has Dr. William N. Harwin been practicing?
Dr. Harwin graduated from medical school in 1978, 48 years ago.
Does Dr. William N. Harwin do research?
Dmand AI links 9 publications to Dr. Harwin, published from 2015 to 2017. Dr. Harwin has worked on 3 clinical trials.
Who does Dr. William N. Harwin publish with?
Dr. Harwin's most frequent co-authors are Linda Diana Bosserman, FACP, MD (3 shared papers), John D. Hainsworth, MD (3 shared papers) and Daniel E. Dosoretz, MD (2 shared papers).
What insurance does Dr. William N. Harwin accept?
Dr. Harwin is in network with 2 carriers, including Cigna and GA State Medicaid. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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