Dr. Erin Renee Baum, MD
- Medicare services, 2024
- 298
- Medicare patients, 2024
- 135
- Part D claims, 2020
- 394
- MIPS score, 2024
- 84
- Hospital affiliations
- 2
- Practice address
- One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110
- Practice phone
- Call (314) 747-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Erin Renee Baum is a hospitalist in Saint Louis, Missouri
Dr. Baum practices at Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.
Dr. Baum's NPI, 1043730104, was assigned on June 20, 2017. Dr. Baum holds Missouri license 2019043915.
- NPI
- 1043730104NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931471778
- NPI enumeration date
- June 20, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 747-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Erin Renee Baum practices at 2 locations in Saint Louis, Missouri
Dr. Baum's primary practice is Barnes-Jewish Hospital, at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 in St. Louis City. The practice phone is (314) 747-3000. Dr. Baum also practices at Barnes-Jewish Hospital, 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110.
- Barnes-Jewish HospitalPrimaryOne Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 · St. Louis CityPhone(314) 747-3000
- Barnes-Jewish Hospital1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110 · Saint Louis CityPhone(314) 747-3000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Erin Renee Baum is affiliated with 2 sites of care and 1 medical group
Dr. Baum's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dr. Baum is also affiliated with Barnes-Jewish West County Hospital. The medical group on file is WashU Medicine Psychiatry.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Erin Renee Baum's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baum practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Barnes-Jewish 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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Dr. Erin Renee Baum is one of 735 hospitalists in Missouri
Hospitalist is Dr. Baum's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Baum is licensed in Missouri.
Specialties and state licenses
- Hospitalist, MissouriPrimary
Hospitalists near Dr. Baum
Counts of hospitalists 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. Erin Renee Baum billed Medicare for 298 services in 2024
CMS data shows 298 Medicare services from Dr. Baum across 6 procedure codes in 2024, for 135 Medicare patients. Medicare paid $24,247 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Baum's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2242024: 2418%
- Other services
- 2023: 242024: 57138%
Dr. Baum compared with the Missouri median for hospitalists, 2024
- Dr. Baum
- Missouri median
- Medicare services
- 298vs 43431% below
- Medicare patients
- 135vs 19129% below
- Part D claims
- 394vs 984.0 times
Medians across 659 hospitalists in Missouri with Dmand AI profiles that report each measure.
Dr. Baum'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Erin Renee Baum treated 135 Medicare patients in 2024, average age 71
CMS counts 135 Medicare patients who saw Dr. Baum in 2024. The largest group is 65 to 74, with 52 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 27% are also on Medicaid. Their average risk score is 2.76, 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. Baum's median patient age at 70, with 55% women.
Dr. Baum's Medicare patients by age, 2024
Dr. Baum's Medicare patients by sex, 2024
- Women6145%
- Men7455%
Chronic conditions among Dr. Baum's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Arthritis54%
- Chronic kidney disease49%
- Diabetes42%
- Mood disorders41%
- Anxiety39%
- Depression39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Baum's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Erin Renee Baum wrote 394 Medicare Part D claims in 2020
In 2020, Dr. Baum wrote 394 Medicare Part D claims. They cover 16 drugs, with $19,161 in total drug cost. In 2019, CMS named 513 claims across 21 drugs.
Dr. Baum's most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 5132020: 39423%
Drugs named by CMS: 16 in 2020, 21 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Erin Renee Baum scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Baum for performance year 2024, reported as part of a group. Dr. Baum accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Baum's MIPS scores, performance year 2024
- 84of 100Final score
- 71.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
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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Sources for Dr. Erin Renee Baum'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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) |
| 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) |
| 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. Erin Renee Baum
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. Erin Renee Baum's NPI number?
Dr. Erin Renee Baum's NPI number is 1043730104. It was assigned on June 20, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Erin Renee Baum?
Dr. Erin Renee Baum is a hospitalist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Erin Renee Baum practice?
Dr. Baum practices at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110. Dr. Baum also practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110. Dr. Baum's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.
What is Dr. Erin Renee Baum's office phone number?
The practice phone on file for Dr. Baum is (314) 747-3000.
What is Dr. Erin Renee Baum's medical license number?
Dr. Baum holds Missouri license 2019043915.
Which hospitals is Dr. Erin Renee Baum affiliated with?
Dr. Baum practices at Barnes-Jewish Hospital in Saint Louis, Missouri. Dr. Baum is also affiliated with Barnes-Jewish West County Hospital.
What medical group is Dr. Erin Renee Baum part of?
Dr. Baum is linked to WashU Medicine Psychiatry.
Does Dr. Erin Renee Baum accept Medicare?
Yes. CMS data shows Dr. Baum billed Medicare for 298 services in 2024, and Dr. Baum accepts Medicare assignment.
What is Dr. Erin Renee Baum's MIPS score?
Dr. Baum's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Erin Renee Baum see?
CMS counts 135 Medicare patients who saw Dr. Baum in 2024, with an average age of 71.
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What services does Dr. Erin Renee Baum bill to Medicare?
In 2024, Dr. Baum's most billed Medicare services were hospital inpatient care (99223), hospital inpatient care (99233) and medicare service (G0316).
What drugs does Dr. Erin Renee Baum prescribe most?
In 2020 Medicare Part D data, Dr. Baum's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Omeprazole.
How long has Dr. Erin Renee Baum been practicing?
Dr. Baum graduated from medical school in 2017, 9 years ago.
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