Dr. Joshua Norbert Baker, MD
- Medicare services, 2024
- 110
- Medicare patients, 2024
- 133
- Part D claims, 2024
- 172
- Publications
- 17
- Clinical trials
- 1
- Practice address
- 3015 N Ballas Rd, Saint Louis, MO 63131
- Practice phone
- Call (314) 996-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Baker'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. Joshua Norbert Baker is a cardiothoracic surgeon in Saint Louis, Missouri
Dr. Baker practices at Missouri Baptist Medical Center in Saint Louis, Missouri, part of BJC Health.
Dr. Baker's NPI, 1972623692, was assigned on March 29, 2007. Dr. Baker graduated from University of Missouri, Kansas City, School of Medicine in 2001. Dr. Baker holds Massachusetts license 244735.
- NPI
- 1972623692NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315062684
- NPI enumeration date
- March 29, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 996-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joshua Norbert Baker practices at Missouri Baptist Medical Center in Saint Louis, Missouri
Dr. Baker's primary practice is Missouri Baptist Medical Center, at 3015 N Ballas Rd, Saint Louis, MO 63131 in St. Louis County. The practice phone is (314) 996-5000.
- Missouri Baptist Medical Center3015 N Ballas Rd, Saint Louis, MO 63131 · St. Louis CountyPhone(314) 996-5000
Source: Dmand AI Affiliation Data
Dr. Joshua Norbert Baker is affiliated with 7 sites of care and 1 medical group
Dr. Baker's primary practice is Missouri Baptist Medical Center in Saint Louis, Missouri, part of BJC Health. Dr. Baker is also affiliated with Memorial Hospital in Belleville. The medical group on file is Missouri Baptist Medical Center. Dmand AI also links Dr. Baker to 4 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joshua Norbert Baker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baker practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Missouri Baptist Medical Center | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joshua Norbert Baker is one of 112 cardiothoracic surgeons in Missouri
Thoracic surgery (cardiothoracic vascular surgery) is Dr. Baker's primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dr. Baker is licensed in Massachusetts.
Specialties and state licenses
- Thoracic surgery (cardiothoracic vascular surgery), MassachusettsPrimary
Cardiothoracic surgeons near Dr. Baker
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. Joshua Norbert Baker billed Medicare for 110 services in 2024
CMS data shows 110 Medicare services from Dr. Baker across 7 procedure codes in 2024, for 133 Medicare patients. Medicare paid $41,305 for them.
Dr. Baker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 262024: 56115%
- Office and hospital visits
- 2023: 242024: 54125%
Where Dr. Baker's Medicare services took place, 2024
- In an office5449%
- In a facility5651%
Dr. Baker compared with the Missouri median for cardiothoracic surgeons, 2024
- Dr. Baker
- Missouri median
- Medicare services
- 110vs 107Close to median
- Medicare patients
- 133vs 10033% above
- Part D claims
- 93vs 322.9 times
Medians across 106 cardiothoracic surgeons in Missouri with Dmand AI profiles that report each measure.
Dr. Baker'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.
Need commercial claims for Dr. Baker?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Baker and other cardiothoracic surgeons in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joshua Norbert Baker treated 133 Medicare patients in 2024, average age 75
CMS counts 133 Medicare patients who saw Dr. Baker in 2024. The largest group is 65 to 74, with 63 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.61, 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. Baker's median patient age at 76, with 38% women.
Dr. Baker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Baker's Medicare patients by sex, 2024
- Women5743%
- Men7657%
Chronic conditions among Dr. Baker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease69%
- Atrial fibrillation56%
- Heart failure47%
- Arthritis45%
- Chronic kidney disease35%
- Anxiety29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Baker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women38%
- Men62%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joshua Norbert Baker wrote 172 Medicare Part D claims in 2024
In 2024, Dr. Baker wrote 172 Medicare Part D claims for 65 patients. 94% of them were for generic drugs. CMS names the drug for 93 of them, across 5 drugs with 11 or more claims each, at $503 in total drug cost. In 2023, CMS named 60 claims across 4 drugs.
Dr. Baker's Part D claims by kind of drug, 2024
- Generic161 claims94%
- Brand-name11 claims6%
Dr. Baker'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: 602024: 9355%
Drugs named by CMS: 5 in 2024, 4 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
Dr. Joshua Norbert Baker scored 79 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Baker for performance year 2024, reported as part of a group. Dr. Baker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Baker's MIPS scores, performance year 2024
- 79of 100Final score
- 72.1of 100Quality
- 100of 100Promoting Interoperability
- 20of 100Improvement Activities
- 74of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Coronary artery bypass graft (CABG): 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Leg revascularization (restoring blood flow): 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. Joshua Norbert Baker has 17 publications on record
Dmand AI links 17 papers to Dr. Baker, published from 2013 to 2023. 2015 was the busiest year, with 6. The most frequent topics are Heart Valve Prosthesis, Prosthesis Design and Aortic Valve. Dr. Baker's most frequent co-authors are Vinay Badhwar, MD, Jonathan James Passeri, MD and William Fuller Fearon, MD.
Dr. Baker's papers by year, 2013 to 2023
Topics Dr. Baker writes about most
- Heart Valve Prosthesis
- Prosthesis Design
- Aortic Valve
- Extracorporeal Membrane Oxygenation
- Heart-Assist Devices
- Heart Failure
- Heart Valve Prosthesis Implantation
- Pulmonary Embolism
Dr. Baker's most frequent co-authors
- Vinay Badhwar, MD4 shared papers
- Jonathan James Passeri, MD3 shared papers
- William Fuller Fearon, MD2 shared papers
Recent publications by Dr. Baker
Innovations (Phila)
J Card Surg
See who Dr. Baker researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Baker works with, so you can find a warm path to the right cardiothoracic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joshua Norbert Baker has worked on 1 clinical trial
Dmand AI links Dr. Baker to 1 clinical trial.
Investigators on the most trials with Dr. Baker
Recent clinical trials with Dr. Baker
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Joshua Norbert Baker received $36,370 in industry payments from 2016 to 2025
CMS Open Payments shows 100 general payments to Dr. Baker from 24 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 81% of the total. BioStable Science & Engineering paid the most, $30,476.
General payments to Dr. Baker by program year, 2016 to 2025
General payments to Dr. Baker by kind, 2016 to 2025
- Consulting fees$29,50081%
- Travel and lodging$4,17611%
- Food and beverage$2,6957%
Companies that paid Dr. Baker the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joshua Norbert Baker graduated from University of Missouri, Kansas City, School of Medicine
Dr. Baker graduated from University of Missouri, Kansas City, School of Medicine in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joshua Norbert Baker'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors 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-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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Joshua Norbert Baker
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. Joshua Norbert Baker's NPI number?
Dr. Joshua Norbert Baker's NPI number is 1972623692. It was assigned on March 29, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Joshua Norbert Baker?
Dr. Joshua Norbert Baker is a cardiothoracic surgeon in Saint Louis, Missouri. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).
Where does Dr. Joshua Norbert Baker practice?
Dr. Baker practices at 3015 N Ballas Rd, Saint Louis, MO 63131. Dr. Baker's primary practice is Missouri Baptist Medical Center in Saint Louis, Missouri, part of BJC Health. Dmand AI also links Dr. Baker to 4 hospitals and 1 group practice or clinic.
What is Dr. Joshua Norbert Baker's office phone number?
The practice phone on file for Dr. Baker is (314) 996-5000.
What is Dr. Joshua Norbert Baker's medical license number?
Dr. Baker holds Massachusetts license 244735.
Which hospitals is Dr. Joshua Norbert Baker affiliated with?
Dr. Baker practices at Missouri Baptist Medical Center in Saint Louis, Missouri. Dr. Baker is also affiliated with Memorial Hospital in Belleville. Dmand AI links Dr. Baker to 4 more hospitals.
What medical group is Dr. Joshua Norbert Baker part of?
Dr. Baker is linked to Missouri Baptist Medical Center.
Does Dr. Joshua Norbert Baker accept Medicare?
Yes. CMS data shows Dr. Baker billed Medicare for 110 services in 2024, and Dr. Baker accepts Medicare assignment.
What is Dr. Joshua Norbert Baker's MIPS score?
Dr. Baker's MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.
How many Medicare patients does Dr. Joshua Norbert Baker see?
CMS counts 133 Medicare patients who saw Dr. Baker in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
What services does Dr. Joshua Norbert Baker bill to Medicare?
In 2024, Dr. Baker's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and surgery: heart and blood vessels (33361).
Where did Dr. Joshua Norbert Baker go to medical school?
Dr. Baker graduated from University of Missouri, Kansas City, School of Medicine in 2001.
What drugs does Dr. Joshua Norbert Baker prescribe most?
In 2024 Medicare Part D data, Dr. Baker's most prescribed drugs by claims were Clopidogrel, Amiodarone HCl and Metoprolol Tartrate.
Has Dr. Joshua Norbert Baker received payments from drug or device companies?
CMS Open Payments shows $36,370 in general payments to Dr. Baker from 24 companies from 2016 to 2025. The largest total came from BioStable Science & Engineering.
How long has Dr. Joshua Norbert Baker been practicing?
Dr. Baker graduated from medical school in 2001, 25 years ago.
Does Dr. Joshua Norbert Baker do research?
Dmand AI links 17 publications to Dr. Baker, published from 2013 to 2023. Dr. Baker has worked on 1 clinical trial.
Who does Dr. Joshua Norbert Baker publish with?
Dr. Baker's most frequent co-authors are Vinay Badhwar, MD (4 shared papers), Jonathan James Passeri, MD (3 shared papers) and William Fuller Fearon, MD (2 shared papers).
Selling to thoracic surgery (cardiothoracic vascular surgery) practices?
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