Dr. Robert Edward Baumstark II, DO

  • Aiken, SC
  • Emergency medicine physician
NPI1073741823PAC ID9931342961
Medicare services, 2024
390
Medicare patients, 2024
281
Part D claims, 2024
358
Hospital affiliations
2
Industry payments
$349
Practice address
302 University Parkway, Aiken, SC 29801
Practice phone
Call (803) 641-5900
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Aiken Regional Medical Centers

Hospital · Aiken, South Carolina

See all 6 affiliations

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Dr. Robert Edward Baumstark II is an emergency medicine physician in Aiken, South Carolina

Dr. Baumstark practices at Aiken Regional Medical Centers in Aiken, South Carolina, part of Universal Health Services.

Dr. Baumstark's NPI, 1073741823, was assigned on June 30, 2009. Dr. Baumstark graduated from Michigan State University College of Osteopathic Medicine in 2009. Dr. Baumstark holds Michigan license 5101018274.

NPI and contact details
Medicare PAC ID
9931342961
NPI enumeration date
June 30, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(803) 641-5900
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
43
Medical school graduation
2009

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

Dr. Robert Edward Baumstark II practices at Aiken Regional Medical Centers in Aiken, South Carolina

Dr. Baumstark's primary practice is Aiken Regional Medical Centers, at 302 University Parkway, Aiken, SC 29801 in Aiken County. The practice phone is (803) 641-5900.

Source: Dmand AI Affiliation Data

Dr. Robert Edward Baumstark II is affiliated with 3 sites of care and 3 medical groups

Dr. Baumstark's primary practice is Aiken Regional Medical Centers in Aiken, South Carolina, part of Universal Health Services. Dr. Baumstark is also affiliated with MUSC Health University Medical Center. The medical group on file is Sound Physicians. Dmand AI also links Dr. Baumstark to 2 more medical groups and 1 group practice or clinic, each named with a free account.

See all 6 affiliations for Dr. Baumstark

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

Dmand AI tracks the EHR system at Dr. Robert Edward Baumstark II's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baumstark practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Aiken Regional Medical CentersAvailable with a free account
+2 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Robert Edward Baumstark II is one of 1,026 emergency medicine physicians in South Carolina

Emergency medicine is Dr. Baumstark's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Baumstark is licensed in Michigan.

Specialties and state licenses

  • Emergency medicine, MichiganPrimaryLicense 5101018274 · taxonomy 207P00000X

Emergency medicine physicians near Dr. Baumstark

Counts of emergency medicine physicians 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 Edward Baumstark II billed Medicare for 390 services in 2024

CMS data shows 390 Medicare services from Dr. Baumstark across 3 procedure codes in 2024, for 281 Medicare patients. Medicare paid $34,286 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024390
Medicare patients281
Paid by Medicare$34,286
Procedure codes3

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

  • 2023
  • 2024
Office and hospital visits
2023: 3342024: 29013%
Tests and treatments
2023: 1142024: 10012%

Dr. Baumstark compared with the South Carolina median for emergency medicine physicians, 2024

  • Dr. Baumstark
  • South Carolina median
Medicare services
390vs 3618% above
Medicare patients
281vs 32413% below
Part D claims
256vs 1072.4 times

Medians across 1,019 emergency medicine physicians in South Carolina with Dmand AI profiles that report each measure.

Dr. Baumstark'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. Baumstark

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

Dr. Robert Edward Baumstark II treated 281 Medicare patients in 2024, average age 75

CMS counts 281 Medicare patients who saw Dr. Baumstark in 2024. The largest group is 75 to 84, with 99 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 36% are also on Medicaid. Their average risk score is 2.32, 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. Baumstark's median patient age at 57, with 57% women.

Medicare patients, 2024281
Average age75
Average risk score2.32
Also on Medicaid36%

Dr. Baumstark's Medicare patients by age, 2024

Dr. Baumstark's Medicare patients by sex, 2024

  • Women16559%
  • Men11641%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes52%
  4. Arthritis49%
  5. Chronic kidney disease42%
  6. Mood disorders40%
  7. Anxiety37%
  8. Depression36%

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

Dr. Baumstark's patients across all payers

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

Patient panel by age, all payers

Median age 57

Patient panel by sex, all payers

  • Women57%
  • Men43%

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

Dr. Robert Edward Baumstark II wrote 358 Medicare Part D claims in 2024

In 2024, Dr. Baumstark wrote 358 Medicare Part D claims for 206 patients. 97% of them were for generic drugs. CMS names the drug for 256 of them, across 6 drugs with 11 or more claims each, at $1,542 in total drug cost. In 2023, CMS named 188 claims across 9 drugs.

Part D claims, 2024358
Drugs named by CMS6
Total drug cost$1,542
Part D patients206

Dr. Baumstark's Part D claims by kind of drug, 2024

  • Generic349 claims97%
  • Brand-name and other9 claims3%

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

  • Antibiotics25%88 of 358 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: 1882024: 25636%

Drugs named by CMS: 6 in 2024, 9 in 2023.

See all prescribing by Dr. Baumstark

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

How Dr. Robert Edward Baumstark II takes part in Medicare

Dr. Baumstark accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Robert Edward Baumstark II received $349 in industry payments from 2016 to 2020

CMS Open Payments shows 4 general payments to Dr. Baumstark from 3 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $240.

General payments to Dr. Baumstark by program year, 2016 to 2020

Companies that paid Dr. Baumstark the most, 2016 to 2020

Share is of all general payments to this clinician.

See all payments to Dr. Baumstark

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

Dr. Robert Edward Baumstark II graduated from Michigan State University College of Osteopathic Medicine

Dr. Baumstark graduated from Michigan State University College of Osteopathic Medicine in 2009.

  1. Medical schoolMichigan State University College of Osteopathic Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Robert Edward Baumstark II'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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 Edward Baumstark II

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 Edward Baumstark II's NPI number?

Dr. Robert Edward Baumstark II's NPI number is 1073741823. It was assigned on June 30, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert Edward Baumstark II?

Dr. Robert Edward Baumstark II is an emergency medicine physician in Aiken, South Carolina. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Robert Edward Baumstark II practice?

Dr. Baumstark practices at 302 University Parkway, Aiken, SC 29801. Dr. Baumstark's primary practice is Aiken Regional Medical Centers in Aiken, South Carolina, part of Universal Health Services. Dmand AI also links Dr. Baumstark to 2 medical groups and 1 group practice or clinic.

What is Dr. Robert Edward Baumstark II's office phone number?

The practice phone on file for Dr. Baumstark is (803) 641-5900.

What is Dr. Robert Edward Baumstark II's medical license number?

Dr. Baumstark holds Michigan license 5101018274.

Which hospitals is Dr. Robert Edward Baumstark II affiliated with?

Dr. Baumstark practices at Aiken Regional Medical Centers in Aiken, South Carolina. Dr. Baumstark is also affiliated with MUSC Health University Medical Center.

What medical group is Dr. Robert Edward Baumstark II part of?

Dr. Baumstark is linked to Sound Physicians. Dmand AI links Dr. Baumstark to 2 more medical groups.

Does Dr. Robert Edward Baumstark II accept Medicare?

Yes. CMS data shows Dr. Baumstark billed Medicare for 390 services in 2024, and Dr. Baumstark accepts Medicare assignment.

How many Medicare patients does Dr. Robert Edward Baumstark II see?

CMS counts 281 Medicare patients who saw Dr. Baumstark in 2024, with an average age of 75.

What services does Dr. Robert Edward Baumstark II bill to Medicare?

In 2024, Dr. Baumstark's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).

Show 4 more questionsShow fewer questions

Where did Dr. Robert Edward Baumstark II go to medical school?

Dr. Baumstark graduated from Michigan State University College of Osteopathic Medicine in 2009.

What drugs does Dr. Robert Edward Baumstark II prescribe most?

In 2024 Medicare Part D data, Dr. Baumstark's most prescribed drugs by claims were Methocarbamol, Naproxen and Prednisone.

Has Dr. Robert Edward Baumstark II received payments from drug or device companies?

CMS Open Payments shows $349 in general payments to Dr. Baumstark from 3 companies from 2016 to 2020. The largest total came from Bristol-Myers Squibb Company.

How long has Dr. Robert Edward Baumstark II been practicing?

Dr. Baumstark graduated from medical school in 2009, 17 years ago.

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