Dr. Robert J. Still, MD

  • Jacksonville, FL
  • Cardiothoracic surgeon
NPI1659373801PAC ID3274562913
Medicare services, 2024
242
Medicare patients, 2024
204
Part D claims, 2024
44
Publications
1
Clinical trials
2
Practice address
1 Shircliff Way, Jacksonville, FL 32204
Practice phone
Call (904) 308-7300
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Ascension St. Vincent's Riverside

Hospital · Jacksonville, Florida

See all 10 affiliations

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Dr. Robert J. Still is a cardiothoracic surgeon in Jacksonville, Florida

Dr. Still practices at Ascension St. Vincent's Riverside in Jacksonville, Florida, part of Ascension Health Alliance.

Dr. Still's NPI, 1659373801, was assigned on June 1, 2005. Dr. Still graduated from The Johns Hopkins University School of Medicine in 1984. Dr. Still holds Florida license ME59783.

NPI and contact details
Medicare PAC ID
3274562913
NPI enumeration date
June 1, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(904) 308-7300
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
68
Medical school graduation
1984

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

Dr. Robert J. Still practices at Ascension St. Vincent's Riverside in Jacksonville, Florida

Dr. Still's primary practice is Ascension St. Vincent's Riverside, at 1 Shircliff Way, Jacksonville, FL 32204 in Duval County. The practice phone is (904) 308-7300.

Source: Dmand AI Affiliation Data

Dr. Robert J. Still is affiliated with 6 sites of care and 4 medical groups

Dr. Still's primary practice is Ascension St. Vincent's Riverside in Jacksonville, Florida, part of Ascension Health Alliance. Dr. Still is also affiliated with Parkview Regional Medical Center. The medical group on file is UF Jacksonville Physicians, Inc. Dmand AI also links Dr. Still to 1 more hospital, 3 group practices and clinics and 3 medical groups, each named with a free account.

See all 10 affiliations for Dr. Still

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

Dmand AI tracks the EHR system at Dr. Robert J. Still's practice

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

EHR by site
SiteEHR vendor and product
Ascension St. Vincent's RiversideAvailable with a free account
+5 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Robert J. Still is one of 418 cardiothoracic surgeons in Florida

Thoracic surgery (cardiothoracic vascular surgery) is Dr. Still's primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dr. Still is board certified in thoracic and cardiac surgery by the American Board of Thoracic Surgery. Dmand AI has Dr. Still's licenses on file in 6 states: Florida, New York, Georgia, North Dakota, Indiana and Wisconsin.

Specialties and state licenses

  • Thoracic surgery (cardiothoracic vascular surgery), FloridaPrimaryLicense ME59783 · 1991 to 2026 · taxonomy 208G00000X
  • New York licenseSince 1984
  • Georgia license1997 to 2027
  • North Dakota license2025 to 2027
  • Indiana license2025
  • Wisconsin license2025

Clinical focus

Dmand AI lists heart bypass surgery, heart device and aorta surgery and heart valve surgery among the conditions Dr. Still treats.

Cardiothoracic surgeons near Dr. Still

Counts of cardiothoracic surgeons 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. Robert J. Still billed Medicare for 242 services in 2024

CMS data shows 242 Medicare services from Dr. Still across 11 procedure codes in 2024, for 204 Medicare patients. Medicare paid $67,442 for them.

Medicare services, 2024242
Medicare patients204
Paid by Medicare$67,442
Procedure codes11

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

  • 2023
  • 2024
Office and hospital visits
2023: 1522024: 16811%
Surgery
2023: 822024: 5829%
Other services
2023: 232024: 1630%

Where Dr. Still's Medicare services took place, 2024

  • In an office13656%
  • In a facility10644%

Dr. Still compared with the Florida median for cardiothoracic surgeons, 2024

  • Dr. Still
  • Florida median
Medicare services
242vs 15952% above
Medicare patients
204vs 11085% above
Part D claims
13vs 2446% below

Medians across 347 cardiothoracic surgeons in Florida with Dmand AI profiles that report each measure.

Dr. Still'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. Still

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Still and other cardiothoracic surgeons in Florida.

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

Dr. Robert J. Still treated 204 Medicare patients in 2024, average age 74

CMS counts 204 Medicare patients who saw Dr. Still in 2024. The largest group is 75 to 84, with 89 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 3.16, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Still's median patient age at 73, with 24% women.

Medicare patients, 2024204
Average age74
Average risk score3.16
Also on Medicaid13%

Dr. Still's Medicare patients by age, 2024

Dr. Still's Medicare patients by sex, 2024

  • Women8843%
  • Men11657%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease75%
  4. Diabetes54%
  5. Arthritis52%
  6. Chronic kidney disease51%
  7. COPD46%
  8. Heart failure45%

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

Dr. Still's patients across all payers

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

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women24%
  • Men73%

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

Dr. Robert J. Still wrote 44 Medicare Part D claims in 2024

In 2024, Dr. Still wrote 44 Medicare Part D claims for 29 patients. 100% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $69 in total drug cost. In 2023, CMS named 26 claims across 2 drugs.

Part D claims, 202444
Drugs named by CMS1
Total drug cost$69
Part D patients29

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

  • Opioids36%16 of 44 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: 262024: 1350%

Drugs named by CMS: 1 in 2024, 2 in 2023.

See all prescribing by Dr. Still

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. Robert J. Still 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. Still for performance year 2024, reported as part of a group. Dr. Still accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

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

Coronary artery bypass graft (CABG): 1 to 10 procedures (CMS shows small counts as a range)

Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Robert J. Still has 1 publication on record

Dmand AI links 1 paper to Dr. Still in 2019. Dr. Still's most frequent co-authors are Kevin M. Brady, MD, Patricia Chungmen Cheung, MD and William J. Harris, MD.

Papers1

Dr. Still's most frequent co-authors

Recent publications by Dr. Still

See all 1 publications and co-authors

See who Dr. Still researches with

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

How network discovery works

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

Dr. Robert J. Still has worked on 2 clinical trials

Dmand AI links Dr. Still to 2 clinical trials. Conditions studied include Angina Pectoris, Lung Neoplasms and Chest Pain.

Conditions in Dr. Still's trials

  • Angina Pectoris
  • Lung Neoplasms
  • Chest Pain
  • Thoracic Neoplasms

Investigators on the most trials with Dr. Still

Recent clinical trials with Dr. Still

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Robert J. Still received $34,053 in industry payments from 2016 to 2025

CMS Open Payments shows 344 general payments to Dr. Still from 44 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 37% of the total. Intuitive Surgical, Inc. paid the most, $9,168. It also lists 7 research payments totaling $13,800 from 2016 to 2017.

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

General payments to Dr. Still by kind, 2016 to 2025

$34.1Kin total
  • Food and beverage$12,49537%
  • Education$8,50025%
  • Consulting fees$6,92820%
  • Travel and lodging$3,63111%
  • Honoraria$2,5007%

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

Share is of all general payments to this clinician.

See all payments to Dr. Still

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

Dr. Robert J. Still has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Still, most recently CMS Stage 1 2012 in 2012.

Awards and honors for Dr. Still

  1. 2012
    • CMS Stage 1 2012
  2. Undated
    • ACS Fellow
    • Checkbook Top Doc

Source: Dmand AI Professional Profile Data

Dr. Robert J. Still graduated from The Johns Hopkins University School of Medicine

Dr. Still graduated from The Johns Hopkins University School of Medicine in 1984. Dr. Still is a member of ACS.

  1. Medical schoolThe Johns Hopkins University School of Medicine
  2. Board certified in thoracic and cardiac surgeryAmerican Board of Thoracic Surgery

Source: Dmand AI Professional Profile Data

Dr. Robert J. Still accepts plans from 12 insurance carriers

Dr. Still is in network with 12 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Still accepts, by number of carriers

  1. Medicare10
  2. HMO7
  3. PPO7
  4. POS5
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Robert J. Still'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
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. Robert J. Still

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. Robert J. Still's NPI number?

Dr. Robert J. Still's NPI number is 1659373801. It was assigned on June 1, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert J. Still?

Dr. Robert J. Still is a cardiothoracic surgeon in Jacksonville, Florida. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).

Where does Dr. Robert J. Still practice?

Dr. Still practices at 1 Shircliff Way, Jacksonville, FL 32204. Dr. Still's primary practice is Ascension St. Vincent's Riverside in Jacksonville, Florida, part of Ascension Health Alliance. Dmand AI also links Dr. Still to 1 hospital, 3 group practices and clinics and 3 medical groups.

What is Dr. Robert J. Still's office phone number?

The practice phone on file for Dr. Still is (904) 308-7300.

What is Dr. Robert J. Still's medical license number?

Dr. Still holds Florida license ME59783, one of the licenses on file in 6 states.

Which states has Dr. Robert J. Still been licensed in?

Dmand AI has state licenses on file for Dr. Still in Florida (1991 to 2026), New York (since 1984), Georgia (1997 to 2027), North Dakota (2025 to 2027), Indiana (2025) and Wisconsin (2025).

Which hospitals is Dr. Robert J. Still affiliated with?

Dr. Still practices at Ascension St. Vincent's Riverside in Jacksonville, Florida. Dr. Still is also affiliated with Parkview Regional Medical Center. Dmand AI links Dr. Still to 1 more hospital.

What medical group is Dr. Robert J. Still part of?

Dr. Still is linked to UF Jacksonville Physicians, Inc. Dmand AI links Dr. Still to 3 more medical groups.

Does Dr. Robert J. Still accept Medicare?

Yes. CMS data shows Dr. Still billed Medicare for 242 services in 2024, and Dr. Still accepts Medicare assignment.

What is Dr. Robert J. Still's MIPS score?

Dr. Still's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Robert J. Still see?

CMS counts 204 Medicare patients who saw Dr. Still in 2024, with an average age of 74.

Is Dr. Robert J. Still board certified?

Yes. Dr. Still is board certified in thoracic and cardiac surgery by the American Board of Thoracic Surgery.

What services does Dr. Robert J. Still bill to Medicare?

In 2024, Dr. Still's most billed Medicare services were office visit, new patient (99204), hospital inpatient care (99221) and surgery: heart and blood vessels (33533).

Where did Dr. Robert J. Still go to medical school?

Dr. Still graduated from The Johns Hopkins University School of Medicine in 1984.

What drugs does Dr. Robert J. Still prescribe most?

In 2024 Medicare Part D data, Dr. Still's most prescribed drugs by claims were Oxycodone-Acetaminophen.

Has Dr. Robert J. Still received payments from drug or device companies?

CMS Open Payments shows $34,053 in general payments to Dr. Still from 44 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Robert J. Still been practicing?

Dr. Still graduated from medical school in 1984, 42 years ago.

Does Dr. Robert J. Still do research?

Dmand AI links 1 publication to Dr. Still. Dr. Still has worked on 2 clinical trials.

Who does Dr. Robert J. Still publish with?

Dr. Still's most frequent co-authors are Kevin M. Brady, MD (1 shared paper), Patricia Chungmen Cheung, MD (1 shared paper) and William J. Harris, MD (1 shared paper).

What insurance does Dr. Robert J. Still accept?

Dr. Still is in network with 12 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

Selling to thoracic surgery (cardiothoracic vascular surgery) practices?

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