Dr. John Baldwin Weltmer Jr., MD
- Medicare services, 2024
- 2,859
- Medicare patients, 2024
- 145
- Part D claims, 2024
- 504
- Hospital affiliations
- 1
- Industry payments
- $19,138
- Practice address
- 11133 Dunn Road, Saint Louis, MO 63136
- Practice phone
- Call (314) 653-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Weltmer'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. John Baldwin Weltmer Jr. is an orthopedic surgeon in Saint Louis, Missouri
Dr. Weltmer practices at Christian Hospital in Saint Louis, Missouri, part of BJC Health.
Dr. Weltmer's NPI, 1720038052, was assigned on May 10, 2006. Dr. Weltmer graduated from University of Missouri, Kansas City, School of Medicine in 1982. Dr. Weltmer holds Missouri license R6J60.
- NPI
- 1720038052NPI Registry (opens in a new tab)
- NPI enumeration date
- May 10, 2006
- NPI status
- Active
- Practice phone
- (314) 653-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. John Baldwin Weltmer Jr. practices at Christian Hospital in Saint Louis, Missouri
Dr. Weltmer's primary practice is Christian Hospital, at 11133 Dunn Road, Saint Louis, MO 63136 in St. Louis County. The practice phone is (314) 653-5000.
- Christian Hospital11133 Dunn Road, Saint Louis, MO 63136 · St. Louis CountyPhone(314) 653-5000
Source: Dmand AI Affiliation Data
Dr. John Baldwin Weltmer Jr. is affiliated with 2 sites of care and 1 medical group
Dr. Weltmer's primary practice is Christian Hospital in Saint Louis, Missouri, part of BJC Health. The medical group on file is BJC Medical Group. Dmand AI also links Dr. Weltmer to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Baldwin Weltmer Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weltmer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Christian Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across BJC Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John Baldwin Weltmer Jr. is one of 417 orthopedic surgeons in Missouri
Orthopaedic surgery is Dr. Weltmer's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Weltmer is licensed in Missouri.
Specialties and state licenses
- Orthopaedic surgery, MissouriPrimary
Orthopedic surgeons near Dr. Weltmer
Counts of orthopedic 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. John Baldwin Weltmer Jr. billed Medicare for 2,859 services in 2024
CMS data shows 2,859 Medicare services from Dr. Weltmer across 11 procedure codes in 2024, for 145 Medicare patients. Medicare paid $18,562 for them.
Dr. Weltmer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 612024: 2,5604097%
- Office and hospital visits
- 2023: 1882024: 16214%
- Imaging
- 2023: 712024: 10751%
- Surgery
- 2023: 262024: 3015%
Where Dr. Weltmer's Medicare services took place, 2024
- In an office2,847100%
- In a facility120%
Dr. Weltmer compared with the Missouri median for orthopedic surgeons, 2024
- Dr. Weltmer
- Missouri median
- Medicare services
- 2,859vs 8493.4 times
- Medicare patients
- 145vs 23137% below
- Part D claims
- 452vs 1562.9 times
Medians across 414 orthopedic surgeons in Missouri with Dmand AI profiles that report each measure.
Dr. Weltmer'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. Weltmer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Weltmer and other orthopedic surgeons in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Baldwin Weltmer Jr. treated 145 Medicare patients in 2024, average age 69
CMS counts 145 Medicare patients who saw Dr. Weltmer in 2024. The largest group is 65 to 74, with 64 patients. 75% of them have arthritis, and 75% have high blood pressure. 31% are also on Medicaid. Their average risk score is 1.83, 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. Weltmer's median patient age at 67, with 67% women.
Dr. Weltmer's Medicare patients by age, 2024
Dr. Weltmer's Medicare patients by sex, 2024
- Women9868%
- Men4732%
Chronic conditions among Dr. Weltmer's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol72%
- Mood disorders44%
- Depression41%
- Diabetes38%
- Anxiety32%
- Ischemic heart disease30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Weltmer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women67%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Baldwin Weltmer Jr. wrote 504 Medicare Part D claims in 2024
In 2024, Dr. Weltmer wrote 504 Medicare Part D claims for 219 patients. 99% of them were for generic drugs. CMS names the drug for 452 of them, across 8 drugs with 11 or more claims each, at $3,792 in total drug cost. In 2023, CMS named 357 claims across 7 drugs.
Dr. Weltmer's Part D claims by kind of drug, 2024
- Generic500 claims99%
- Brand-name and other4 claims1%
Dr. Weltmer'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. Weltmer's Part D claims, 2024
- Opioids51%259 of 504 claims
- Antibiotics2%12 of 504 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: 3572024: 45227%
Drugs named by CMS: 8 in 2024, 7 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. John Baldwin Weltmer Jr. received $19,138 in industry payments from 2016 to 2025
CMS Open Payments shows 234 general payments to Dr. Weltmer from 45 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 46% of the total. Wright Medical Technology, Inc. paid the most, $4,726.
General payments to Dr. Weltmer by program year, 2016 to 2025
General payments to Dr. Weltmer by kind, 2016 to 2025
- Food and beverage$8,82946%
- Travel and lodging$6,32433%
- Education$3,09216%
- Speaker and faculty fees$7504%
- Consulting fees$1431%
Companies that paid Dr. Weltmer 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. John Baldwin Weltmer Jr. graduated from University of Missouri, Kansas City, School of Medicine
Dr. Weltmer graduated from University of Missouri, Kansas City, School of Medicine in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Baldwin Weltmer Jr.'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) |
| 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. John Baldwin Weltmer Jr.
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. John Baldwin Weltmer Jr.'s NPI number?
Dr. John Baldwin Weltmer Jr.'s NPI number is 1720038052. It was assigned on May 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John Baldwin Weltmer Jr.?
Dr. John Baldwin Weltmer Jr. is an orthopedic surgeon in Saint Louis, Missouri. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. John Baldwin Weltmer Jr. practice?
Dr. Weltmer practices at 11133 Dunn Road, Saint Louis, MO 63136. Dr. Weltmer's primary practice is Christian Hospital in Saint Louis, Missouri, part of BJC Health. Dmand AI also links Dr. Weltmer to 1 group practice or clinic.
What is Dr. John Baldwin Weltmer Jr.'s office phone number?
The practice phone on file for Dr. Weltmer is (314) 653-5000.
What is Dr. John Baldwin Weltmer Jr.'s medical license number?
Dr. Weltmer holds Missouri license R6J60.
Which hospitals is Dr. John Baldwin Weltmer Jr. affiliated with?
Dr. Weltmer practices at Christian Hospital in Saint Louis, Missouri.
What medical group is Dr. John Baldwin Weltmer Jr. part of?
Dr. Weltmer is linked to BJC Medical Group.
Does Dr. John Baldwin Weltmer Jr. accept Medicare?
Yes. CMS data shows Dr. Weltmer billed Medicare for 2,859 services in 2024.
How many Medicare patients does Dr. John Baldwin Weltmer Jr. see?
CMS counts 145 Medicare patients who saw Dr. Weltmer in 2024, with an average age of 69.
What services does Dr. John Baldwin Weltmer Jr. bill to Medicare?
In 2024, Dr. Weltmer's most billed Medicare services were injected or infused drug (J1010), office visit, established patient (99214) and diagnostic imaging (73630).
Show 4 more questionsShow fewer questions
Where did Dr. John Baldwin Weltmer Jr. go to medical school?
Dr. Weltmer graduated from University of Missouri, Kansas City, School of Medicine in 1982.
What drugs does Dr. John Baldwin Weltmer Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Weltmer's most prescribed drugs by claims were Oxycodone-Acetaminophen, Hydrocodone-Acetaminophen and Meloxicam.
Has Dr. John Baldwin Weltmer Jr. received payments from drug or device companies?
CMS Open Payments shows $19,138 in general payments to Dr. Weltmer from 45 companies from 2016 to 2025. The largest total came from Wright Medical Technology, Inc.
How long has Dr. John Baldwin Weltmer Jr. been practicing?
Dr. Weltmer graduated from medical school in 1982, 44 years ago.
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