Dr. Robert W. Halsted, MD
- Medicare services, 2023
- 203
- Part D claims, 2024
- 753
- Hospital affiliations
- 1
- Industry payments
- $2,660
- Medical groups
- 2
- Practice address
- 12634 Olive Boulevard, Creve Coeur, MO 63141
- Practice phone
- Call (314) 996-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Robert W. Halsted is an internist in Saint Louis, Missouri
Dr. Halsted practices at Barnes-Jewish West County Hospital in Creve Coeur, Missouri, part of BJC Health.
Dr. Halsted's NPI, 1447286380, was assigned on June 23, 2006. Dr. Halsted graduated from University of Cincinnati College of Medicine in 1987. Dr. Halsted holds Missouri license 101829.
- NPI
- 1447286380NPI Registry (opens in a new tab)
- NPI enumeration date
- June 23, 2006
- NPI status
- Active
- Practice phone
- (314) 996-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Robert W. Halsted practices at Barnes-Jewish West County Hospital in Creve Coeur, Missouri
Dr. Halsted's primary practice is Barnes-Jewish West County Hospital, at 12634 Olive Boulevard, Creve Coeur, MO 63141 in St. Louis County. The practice phone is (314) 996-8000.
- Barnes-Jewish West County Hospital12634 Olive Boulevard, Creve Coeur, MO 63141 · St. Louis CountyPhone(314) 996-8000
Source: Dmand AI Affiliation Data
Dr. Robert W. Halsted is affiliated with 3 sites of care and 2 medical groups
Dr. Halsted's primary practice is Barnes-Jewish West County Hospital in Creve Coeur, Missouri, part of BJC Health. The medical group on file is Mercy Clinic East Communities. Dmand AI also links Dr. Halsted to 2 more group practices and clinics and 1 medical group, 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. Robert W. Halsted's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Halsted practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Barnes-Jewish West County Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert W. Halsted is one of 2,114 internists in Missouri
Internal medicine is Dr. Halsted's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Halsted is licensed in Missouri.
Specialties and state licenses
- Internal medicine, MissouriPrimary
Internists near Dr. Halsted
Counts of internists 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 W. Halsted billed Medicare for 203 services in 2023
CMS data shows 203 Medicare services from Dr. Halsted across 3 procedure codes in 2023. Medicare paid $14,283 for them. Every service was in an office.
Dr. Halsted's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 3432023: 17649%
- Other services
- 2022: 1232023: 2778%
- Tests and treatments
- 2022: 382023: 0100%
Dr. Halsted compared with the Missouri median for internists, 2023
- Dr. Halsted
- Missouri median
- Medicare services
- 203vs 53062% below
- Part D claims
- 474vs 32546% above
Medians across 2,076 internists in Missouri with Dmand AI profiles that report each measure.
Dr. Halsted'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Halsted and other internists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert W. Halsted's patients have a median age of 75
Across all payers, Dmand AI patient panel data puts Dr. Halsted's median patient age at 75, with 39% women.
Dr. Halsted'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
- Women39%
- Men60%
Source: Dmand AI Patient Panel Data
Dr. Robert W. Halsted wrote 753 Medicare Part D claims in 2024
In 2024, Dr. Halsted wrote 753 Medicare Part D claims for 220 patients. 91% of them were for generic drugs. CMS names the drug for 474 of them, across 17 drugs with 11 or more claims each, at $18,162 in total drug cost. In 2023, CMS named 9,474 claims across 140 drugs.
Dr. Halsted's Part D claims by kind of drug, 2024
- Generic686 claims91%
- Brand-name and other67 claims9%
Dr. Halsted'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: 9,4742024: 47495%
Drugs named by CMS: 17 in 2024, 140 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. Robert W. Halsted received $2,660 in industry payments from 2016 to 2023
CMS Open Payments shows 184 general payments to Dr. Halsted from 26 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 98% of the total. Janssen Pharmaceuticals, Inc paid the most, $505.
General payments to Dr. Halsted by program year, 2016 to 2023
General payments to Dr. Halsted by kind, 2016 to 2023
- Food and beverage$2,60698%
- Education$542%
Companies that paid Dr. Halsted the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert W. Halsted graduated from University of Cincinnati College of Medicine
Dr. Halsted graduated from University of Cincinnati College of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert W. Halsted'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 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) |
| 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. Robert W. Halsted
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 W. Halsted's NPI number?
Dr. Robert W. Halsted's NPI number is 1447286380. It was assigned on June 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert W. Halsted?
Dr. Robert W. Halsted is an internist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Robert W. Halsted practice?
Dr. Halsted practices at 12634 Olive Boulevard, Creve Coeur, MO 63141. Dr. Halsted's primary practice is Barnes-Jewish West County Hospital in Creve Coeur, Missouri, part of BJC Health. Dmand AI also links Dr. Halsted to 2 group practices and clinics and 1 medical group.
What is Dr. Robert W. Halsted's office phone number?
The practice phone on file for Dr. Halsted is (314) 996-8000.
What is Dr. Robert W. Halsted's medical license number?
Dr. Halsted holds Missouri license 101829.
Which hospitals is Dr. Robert W. Halsted affiliated with?
Dr. Halsted practices at Barnes-Jewish West County Hospital in Creve Coeur, Missouri.
What medical group is Dr. Robert W. Halsted part of?
Dr. Halsted is linked to Mercy Clinic East Communities. Dmand AI links Dr. Halsted to 1 more medical group.
Does Dr. Robert W. Halsted accept Medicare?
Yes. CMS data shows Dr. Halsted billed Medicare for 203 services in 2023.
What services does Dr. Robert W. Halsted bill to Medicare?
In 2023, Dr. Halsted's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).
Where did Dr. Robert W. Halsted go to medical school?
Dr. Halsted graduated from University of Cincinnati College of Medicine in 1987.
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What drugs does Dr. Robert W. Halsted prescribe most?
In 2024 Medicare Part D data, Dr. Halsted's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Omeprazole.
Has Dr. Robert W. Halsted received payments from drug or device companies?
CMS Open Payments shows $2,660 in general payments to Dr. Halsted from 26 companies from 2016 to 2023. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Robert W. Halsted been practicing?
Dr. Halsted graduated from medical school in 1987, 39 years ago.
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