Dr. Darrell Neil Fiske, MD

  • Stuart, FL
  • Rheumatologist
NPI1831128735PAC ID8628014149
Medicare services, 2024
135,814
Medicare patients, 2024
1,151
Part D claims, 2024
2,579
Publications
3
MIPS score, 2024
75
Practice address
2220 SE Ocean Blvd, Stuart, FL 34996
Practice phone
Call (772) 283-8380
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Rheumatology Associates PA

Stuart, Florida

See all 4 affiliations

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Dr. Darrell Neil Fiske is a rheumatologist in Stuart, Florida

Dr. Fiske practices at Rheumatology Associates PA in Stuart, Florida.

Dr. Fiske's NPI, 1831128735, was assigned on July 2, 2006. Dr. Fiske graduated from University Of Florida College Of Medicine in 1990. Dr. Fiske holds Florida license ME61051.

NPI and contact details
Medicare PAC ID
8628014149
NPI enumeration date
July 2, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(772) 283-8380
Professional email
Get email
Personal email
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Mobile number
Get number
Sex
Male
Estimated age
62
Medical school graduation
1990

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

Dr. Darrell Neil Fiske practices at Rheumatology Associates PA in Stuart, Florida

Dr. Fiske's primary practice is Rheumatology Associates PA, at 2220 SE Ocean Blvd, Stuart, FL 34996 in Martin County. The practice phone is (772) 283-8380.

  • Rheumatology Associates PA
    2220 SE Ocean Blvd, Stuart, FL 34996 · Martin CountyPhone(772) 283-8380

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

Dr. Darrell Neil Fiske is affiliated with 3 sites of care and 1 medical group

Dr. Fiske's primary practice is Rheumatology Associates PA in Stuart, Florida. Dr. Fiske is also affiliated with Cleveland Clinic Martin North Hospital. The medical group on file is Rheumatology Associates. Dmand AI also links Dr. Fiske to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Dr. Fiske

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

Dmand AI tracks the EHR system at Dr. Darrell Neil Fiske's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fiske practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Rheumatology Associates PAAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Darrell Neil Fiske is one of 465 rheumatologists in Florida

Rheumatology is Dr. Fiske's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Fiske is board certified in rheumatology by the American Board of Internal Medicine. Dr. Fiske is licensed in Florida.

Specialties and state licenses

  • Rheumatology, FloridaPrimaryLicense ME61051 · 1991 to 2027 · taxonomy 207RR0500X

Clinical focus

Dmand AI lists arteritis, arthritis, fibromyalgia and chronic pain, gout, joint arthropathy, joint pain, lupus and muscle pain, fibromyalgia, and limb pain among the conditions Dr. Fiske treats.

Rheumatologists near Dr. Fiske

Counts of rheumatologists with a Dmand AI profile, by place and practice. Each opens the list.

465rheumatologists in Florida
7rheumatologists in Stuart

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Darrell Neil Fiske billed Medicare for 135,814 services in 2024

CMS data shows 135,814 Medicare services from Dr. Fiske across 34 procedure codes in 2024, for 1,151 Medicare patients. Medicare paid $1,978,735 for them. Every service was in an office.

Medicare services, 2024135,814
Medicare patients1,151
Paid by Medicare$2M
Procedure codes34

Dr. Fiske's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 91,7792024: 129,02241%
Office and hospital visits
2023: 2,2602024: 2,3936%
Other services
2023: 02024: 1,994
Tests and treatments
2023: 1,0582024: 1,38131%
Imaging
2023: 1,0092024: 89012%
Surgery
2023: 1602024: 13416%

Dr. Fiske compared with the Florida median for rheumatologists, 2024

  • Dr. Fiske
  • Florida median
Medicare services
135,814vs 3,46739.2 times
Medicare patients
1,151vs 3193.6 times
Part D claims
2,216vs 1,45652% above

Medians across 447 rheumatologists in Florida with Dmand AI profiles that report each measure.

Dr. Fiske'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 Dr. Fiske

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

Dr. Darrell Neil Fiske treated 1,151 Medicare patients in 2024, average age 76

CMS counts 1,151 Medicare patients who saw Dr. Fiske in 2024. The largest group is 75 to 84, with 500 patients. 75% of them have arthritis, and 75% have high cholesterol. 2% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Fiske's median patient age at 75, with 82% women.

Medicare patients, 20241,151
Average age76
Average risk score1.29
Also on Medicaid2%

Dr. Fiske's Medicare patients by age, 2024

Dr. Fiske's Medicare patients by sex, 2024

  • Women91579%
  • Men23621%

Chronic conditions among Dr. Fiske's Medicare patients, 2024

  1. Arthritis75%
  2. High cholesterol75%
  3. High blood pressure70%
  4. Osteoporosis55%
  5. Anxiety28%
  6. Ischemic heart disease28%
  7. COPD26%
  8. Mood disorders23%

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

Dr. Fiske's patients across all payers

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

Patient panel by age, all payers

Median age 75

Patient panel by sex, all payers

  • Women82%
  • Men18%

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

Dr. Darrell Neil Fiske wrote 2,579 Medicare Part D claims in 2024

In 2024, Dr. Fiske wrote 2,579 Medicare Part D claims for 434 patients. 92% of them were for generic drugs. CMS names the drug for 2,216 of them, across 43 drugs with 11 or more claims each, at $731,495 in total drug cost. In 2023, CMS named 2,008 claims across 42 drugs.

Part D claims, 20242,579
Drugs named by CMS43
Total drug cost$731,495
Part D patients434

Dr. Fiske's Part D claims by kind of drug, 2024

  • Generic2,368 claims92%
  • Brand-name211 claims8%

Dr. Fiske'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 Dr. Fiske's Part D claims, 2024

  • Opioids14%369 of 2,579 claims
  • Antibiotics1%16 of 2,579 claims

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

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2,0082024: 2,21610%

Drugs named by CMS: 43 in 2024, 42 in 2023.

See all prescribing by Dr. Fiske

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

Dr. Darrell Neil Fiske scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Fiske for performance year 2024, reported individually. Dr. Fiske accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Fiske as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes
MIPS final score, 2024
75 of 100

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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Dr. Darrell Neil Fiske has 3 publications on record

Dmand AI links 3 papers to Dr. Fiske. Dr. Fiske's most frequent co-author is N. Lawrence Edwards, MD.

Papers3

Dr. Fiske's most frequent co-authors

Recent publications by Dr. Fiske

See all 3 publications and co-authors

See who Dr. Fiske researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Fiske works with, so you can find a warm path to the right rheumatologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Darrell Neil Fiske received $4,328 in industry payments from 2016 to 2025

CMS Open Payments shows 138 general payments to Dr. Fiske from 13 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $1,748.

General payments to Dr. Fiske by program year, 2016 to 2025

Companies that paid Dr. Fiske the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Fiske

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

Dr. Darrell Neil Fiske has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Fiske, most recently ACR Fellow in 1998.

Awards and honors for Dr. Fiske

  1. 1998
    • ACR Fellow
  2. Undated
    • ACP Fellow

Source: Dmand AI Professional Profile Data

Dr. Darrell Neil Fiske graduated from University Of Florida College Of Medicine

Dr. Fiske graduated from University Of Florida College Of Medicine in 1990. Dr. Fiske is a member of ACP and ACR.

  1. Medical schoolUniversity Of Florida College Of Medicine
  2. Board certified in rheumatologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineNational Board of Physicians and Surgeons
  4. Board certified in rheumatologyNational Board of Physicians and Surgeons

Source: Dmand AI Professional Profile Data

Dr. Darrell Neil Fiske accepts plans from 5 insurance carriers

Dr. Fiske is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Alliant Health Plans
  • CMS Medicare

Plan types Dr. Fiske accepts, by number of carriers

  1. HMO4
  2. POS3
  3. Medicare2
  4. PPO2
  5. EPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Darrell Neil Fiske'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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 Dr. Darrell Neil Fiske

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. Darrell Neil Fiske's NPI number?

Dr. Darrell Neil Fiske's NPI number is 1831128735. It was assigned on July 2, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Darrell Neil Fiske?

Dr. Darrell Neil Fiske is a rheumatologist in Stuart, Florida. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).

Where does Dr. Darrell Neil Fiske practice?

Dr. Fiske practices at 2220 SE Ocean Blvd, Stuart, FL 34996. Dr. Fiske's primary practice is Rheumatology Associates PA in Stuart, Florida. Dmand AI also links Dr. Fiske to 1 group practice or clinic.

What is Dr. Darrell Neil Fiske's office phone number?

The practice phone on file for Dr. Fiske is (772) 283-8380.

What is Dr. Darrell Neil Fiske's medical license number?

Dr. Fiske holds Florida license ME61051.

Which hospitals is Dr. Darrell Neil Fiske affiliated with?

Dr. Fiske is affiliated with Cleveland Clinic Martin North Hospital.

What medical group is Dr. Darrell Neil Fiske part of?

Dr. Fiske is linked to Rheumatology Associates.

Does Dr. Darrell Neil Fiske accept Medicare?

Yes. CMS data shows Dr. Fiske billed Medicare for 135,814 services in 2024, and Dr. Fiske accepts Medicare assignment.

Does Dr. Darrell Neil Fiske offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Fiske as offering telehealth services.

What is Dr. Darrell Neil Fiske's MIPS score?

Dr. Fiske's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Darrell Neil Fiske see?

CMS counts 1,151 Medicare patients who saw Dr. Fiske in 2024, with an average age of 76.

Is Dr. Darrell Neil Fiske board certified?

Yes. Dr. Fiske is board certified in rheumatology by the American Board of Internal Medicine.

What services does Dr. Darrell Neil Fiske bill to Medicare?

In 2024, Dr. Fiske's most billed Medicare services were injected or infused drug (J3262), injected or infused drug (J0897) and injected or infused drug (J0717).

Where did Dr. Darrell Neil Fiske go to medical school?

Dr. Fiske graduated from University Of Florida College Of Medicine in 1990.

What drugs does Dr. Darrell Neil Fiske prescribe most?

In 2024 Medicare Part D data, Dr. Fiske's most prescribed drugs by claims were Prednisone, Hydroxychloroquine Sulfate and Methotrexate.

Has Dr. Darrell Neil Fiske received payments from drug or device companies?

CMS Open Payments shows $4,328 in general payments to Dr. Fiske from 13 companies from 2016 to 2025. The largest total came from Amgen Inc.

How long has Dr. Darrell Neil Fiske been practicing?

Dr. Fiske graduated from medical school in 1990, 36 years ago.

Does Dr. Darrell Neil Fiske do research?

Dmand AI links 3 publications to Dr. Fiske.

Who does Dr. Darrell Neil Fiske publish with?

Dr. Fiske's most frequent co-authors are N. Lawrence Edwards, MD (1 shared paper).

What insurance does Dr. Darrell Neil Fiske accept?

Dr. Fiske is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

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