Dr. Charles Robert Hartman Jr., DO

  • Lake Saint Louis, MO
  • General surgeon
NPI1205819034PAC ID2567596489
Medicare services, 2024
109
Medicare patients, 2024
95
Part D claims, 2024
69
Hospital affiliations
2
Industry payments
$312
Practice address
100 Medical Plaza, Lake Saint Louis, MO 63367
Practice phone
Call (636) 625-5200
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

SSM Health St. Joseph Hospital - Lake Saint Louis

Hospital · Lake Saint Louis, Missouri

See all 4 affiliations

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Dr. Charles Robert Hartman Jr. is a general surgeon in Lake Saint Louis, Missouri

Dr. Hartman practices at SSM Health St. Joseph Hospital - Lake Saint Louis in Lake Saint Louis, Missouri, part of SSM Health Care.

Dr. Hartman's NPI, 1205819034, was assigned on November 25, 2005. Dr. Hartman graduated from Kirksville College of Osteopathic Medicine in 1990. Dr. Hartman holds Missouri license R5P00.

NPI and contact details
Medicare PAC ID
2567596489
NPI enumeration date
November 25, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(636) 625-5200
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
62
Medical school graduation
1990

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

Dr. Charles Robert Hartman Jr. practices at SSM Health St. Joseph Hospital - Lake Saint Louis in Lake Saint Louis, Missouri

Dr. Hartman's primary practice is SSM Health St. Joseph Hospital - Lake Saint Louis, at 100 Medical Plaza, Lake Saint Louis, MO 63367 in St. Charles County. The practice phone is (636) 625-5200.

Source: Dmand AI Affiliation Data

Dr. Charles Robert Hartman Jr. is affiliated with 3 sites of care and 1 medical group

Dr. Hartman's primary practice is SSM Health St. Joseph Hospital - Lake Saint Louis in Lake Saint Louis, Missouri, part of SSM Health Care. The medical group on file is SSM Health Medical Group. Dmand AI also links Dr. Hartman to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 4 affiliations for Dr. Hartman

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

Dmand AI tracks the EHR system at Dr. Charles Robert Hartman Jr.'s practice

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

EHR by site
SiteEHR vendor and product
SSM Health St. Joseph Hospital - Lake Saint LouisAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Charles Robert Hartman Jr. is one of 593 general surgeons in Missouri

Surgery is Dr. Hartman's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Hartman is board certified in general vascular surgery by the AOA Board of Surgery. Dr. Hartman is licensed in Missouri.

Specialties and state licenses

  • Surgery, MissouriPrimaryLicense R5P00 · taxonomy 208600000X

Clinical focus

Dmand AI lists acute gallbladder or bile duct inflammation, gallbladder removal, gastrointestinal obstruction and groin hernia surgery among the conditions Dr. Hartman treats.

General surgeons near Dr. Hartman

Counts of general 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. Charles Robert Hartman Jr. billed Medicare for 109 services in 2024

CMS data shows 109 Medicare services from Dr. Hartman across 4 procedure codes in 2024, for 95 Medicare patients. Medicare paid $6,181 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024109
Medicare patients95
Paid by Medicare$6,181
Procedure codes4

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

  • 2023
  • 2024
Office and hospital visits
2023: 1332024: 10918%

Dr. Hartman compared with the Missouri median for general surgeons, 2024

  • Dr. Hartman
  • Missouri median
Medicare services
109vs 16936% below
Medicare patients
95vs 12725% below
Part D claims
60vs 4146% above

Medians across 570 general surgeons in Missouri with Dmand AI profiles that report each measure.

Dr. Hartman'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. Hartman

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

Dr. Charles Robert Hartman Jr. treated 95 Medicare patients in 2024, average age 72

CMS counts 95 Medicare patients who saw Dr. Hartman in 2024. The largest group is 65 to 74, with 36 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.54, 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. Hartman's median patient age at 58, with 50% women.

Medicare patients, 202495
Average age72
Average risk score1.54
Also on Medicaid15%

Dr. Hartman's Medicare patients by age, 2024

Dr. Hartman's Medicare patients by sex, 2024

  • Women3133%
  • Men6467%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis44%
  4. Chronic kidney disease38%
  5. Diabetes35%
  6. Anxiety33%
  7. Atrial fibrillation33%
  8. Ischemic heart disease33%

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

Dr. Hartman's patients across all payers

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

Patient panel by age, all payers

Median age 58

Patient panel by sex, all payers

  • Women50%
  • Men50%

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

Dr. Charles Robert Hartman Jr. wrote 69 Medicare Part D claims in 2024

In 2024, Dr. Hartman wrote 69 Medicare Part D claims for 55 patients. 96% of them were for generic drugs. CMS names the drug for 60 of them, across 3 drugs with 11 or more claims each, at $334 in total drug cost. In 2023, CMS named 55 claims across 2 drugs.

Part D claims, 202469
Drugs named by CMS3
Total drug cost$334
Part D patients55

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

  • Generic66 claims96%
  • Brand-name and other3 claims4%

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

  • Opioids72%50 of 69 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: 552024: 609%

Drugs named by CMS: 3 in 2024, 2 in 2023.

See all prescribing by Dr. Hartman

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. Charles Robert Hartman Jr. takes part in Medicare

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

Accepts Medicare assignment
Yes

Colonoscopy: 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)

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Charles Robert Hartman Jr. received $312 in industry payments from 2016 to 2021

CMS Open Payments shows 9 general payments to Dr. Hartman from 4 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. Covidien Sales LLC paid the most, $111.

General payments to Dr. Hartman by program year, 2016 to 2021

Companies that paid Dr. Hartman the most, 2016 to 2021

Share is of all general payments to this clinician.

See all payments to Dr. Hartman

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

Dr. Charles Robert Hartman Jr. has 1 award and honors on record

Dmand AI lists 1 award for Dr. Hartman, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Hartman

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Charles Robert Hartman Jr. graduated from Kirksville College of Osteopathic Medicine

Dr. Hartman graduated from Kirksville College of Osteopathic Medicine in 1990. Dr. Hartman is a member of ACOS and AOA.

  1. Medical schoolKirksville College of Osteopathic Medicine
  2. Board certified in general vascular surgeryAOA Board of Surgery
  3. Board certified in 1995 - 1997IL State License
  4. Board certified in 1991 - 2026MO State License

Source: Dmand AI Professional Profile Data

Dr. Charles Robert Hartman Jr. accepts plans from 15 insurance carriers

Dr. Hartman is in network with 15 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Hartman accepts, by number of carriers

  1. PPO10
  2. Medicare8
  3. HMO6
  4. POS3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Charles Robert Hartman Jr.'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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. Charles Robert Hartman 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. Charles Robert Hartman Jr.'s NPI number?

Dr. Charles Robert Hartman Jr.'s NPI number is 1205819034. It was assigned on November 25, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Charles Robert Hartman Jr.?

Dr. Charles Robert Hartman Jr. is a general surgeon in Lake Saint Louis, Missouri. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Charles Robert Hartman Jr. practice?

Dr. Hartman practices at 100 Medical Plaza, Lake Saint Louis, MO 63367. Dr. Hartman's primary practice is SSM Health St. Joseph Hospital - Lake Saint Louis in Lake Saint Louis, Missouri, part of SSM Health Care. Dmand AI also links Dr. Hartman to 1 hospital and 1 group practice or clinic.

What is Dr. Charles Robert Hartman Jr.'s office phone number?

The practice phone on file for Dr. Hartman is (636) 625-5200.

What is Dr. Charles Robert Hartman Jr.'s medical license number?

Dr. Hartman holds Missouri license R5P00.

Which hospitals is Dr. Charles Robert Hartman Jr. affiliated with?

Dr. Hartman practices at SSM Health St. Joseph Hospital - Lake Saint Louis in Lake Saint Louis, Missouri. Dmand AI links Dr. Hartman to 1 more hospital.

What medical group is Dr. Charles Robert Hartman Jr. part of?

Dr. Hartman is linked to SSM Health Medical Group.

Does Dr. Charles Robert Hartman Jr. accept Medicare?

Yes. CMS data shows Dr. Hartman billed Medicare for 109 services in 2024, and Dr. Hartman accepts Medicare assignment.

How many Medicare patients does Dr. Charles Robert Hartman Jr. see?

CMS counts 95 Medicare patients who saw Dr. Hartman in 2024, with an average age of 72.

Is Dr. Charles Robert Hartman Jr. board certified?

Yes. Dr. Hartman is board certified in general vascular surgery by the AOA Board of Surgery.

Show 6 more questionsShow fewer questions

What services does Dr. Charles Robert Hartman Jr. bill to Medicare?

In 2024, Dr. Hartman's most billed Medicare services were hospital inpatient care (99231), hospital inpatient care (99222) and hospital inpatient care (99221).

Where did Dr. Charles Robert Hartman Jr. go to medical school?

Dr. Hartman graduated from Kirksville College of Osteopathic Medicine in 1990.

What drugs does Dr. Charles Robert Hartman Jr. prescribe most?

In 2024 Medicare Part D data, Dr. Hartman's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Oxycodone HCl and Escitalopram Oxalate.

Has Dr. Charles Robert Hartman Jr. received payments from drug or device companies?

CMS Open Payments shows $312 in general payments to Dr. Hartman from 4 companies from 2016 to 2021. The largest total came from Covidien Sales LLC.

How long has Dr. Charles Robert Hartman Jr. been practicing?

Dr. Hartman graduated from medical school in 1990, 36 years ago.

What insurance does Dr. Charles Robert Hartman Jr. accept?

Dr. Hartman is in network with 15 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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