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Dr. Charles R. Sims, MD
NPI1245281294PAC ID7113939604
- Medicare services, 2024
- 747
- Medicare patients, 2024
- 290
- Part D claims, 2024
- 1,983
- Publications
- 4
- Hospital affiliations
- 5
- Practice address
- 17200 St Luke's Way, The Woodlands, TX 77384
- Practice phone
- Call (936) 266-4050
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Sims' 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. Charles R. Sims is an infectious disease specialist in Conroe, Texas
Dr. Sims practices at St. Luke's Health - The Woodlands Hospital in The Woodlands, Texas, part of CommonSpirit Health.
Dr. Sims' NPI, 1245281294, was assigned on May 15, 2006. Dr. Sims graduated from McGovern Medical School in 2004. Dr. Sims holds Texas license M3390.
NPI and contact details
- NPI
- 1245281294NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113939604
- NPI enumeration date
- May 15, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (936) 266-4050
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Charles R. Sims practices at St. Luke's Health - the Woodlands Hospital in The Woodlands, Texas
Dr. Sims' primary practice is St. Luke's Health - the Woodlands Hospital, at 17200 St Luke's Way, The Woodlands, TX 77384 in Montgomery County. The practice phone is (936) 266-4050.
- St. Luke's Health - the Woodlands Hospital17200 St Luke's Way, The Woodlands, TX 77384 · Montgomery CountyPhone(936) 266-4050
Source: Dmand AI Affiliation Data
Dr. Charles R. Sims is affiliated with 6 sites of care and 1 medical group
Dr. Sims' primary practice is St. Luke's Health - The Woodlands Hospital in The Woodlands, Texas, part of CommonSpirit Health. Dr. Sims is also affiliated with Memorial Hermann Greater Heights Hospital. The medical group on file is Baylor St. Luke’s Medical Group. Dmand AI also links Dr. Sims to 3 more hospitals and 1 physician office, each named with a free account.
Memorial Hermann Greater Heights HospitalBaylor St. Luke’s Medical Group3 hospitalsNames with a free account1 physician officeName with a free account
See all 7 affiliations for Dr. SimsSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Charles R. Sims' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sims practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Luke's Health - The Woodlands Hospital | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Charles R. Sims is one of 629 infectious disease specialists in Texas
Infectious disease is Dr. Sims' primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dmand AI has Dr. Sims' licenses on file in 2 states: Texas and South Carolina.
Specialties and state licenses
- Infectious disease, TexasPrimary
- South Carolina license
Clinical focus
Dmand AI lists acute skin infection, cold sores or genital herpes, endocarditis, hiv/aids, immune deficiency disease, joint or bone infection, pneumonia and UTI among the conditions Dr. Sims treats.
Infectious disease specialists near Dr. Sims
Counts of infectious disease specialists with a Dmand AI profile, by place and practice. Each opens the list.
629infectious disease specialists in Texas
5infectious disease specialists in Conroe
3infectious disease specialists at St. Luke's Health - The Woodlands HospitalSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Charles R. Sims billed Medicare for 747 services in 2024
CMS data shows 747 Medicare services from Dr. Sims across 6 procedure codes in 2024, for 290 Medicare patients. Medicare paid $57,583 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024747
Medicare patients290
Paid by Medicare$57,583
Procedure codes6
Dr. Sims' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8652024: 74714%
Dr. Sims compared with the Texas median for infectious disease specialists, 2024
- Dr. Sims
- Texas median
- Medicare services
- 747vs 39291% above
- Medicare patients
- 290vs 16576% above
- Part D claims
- 1,720vs 2008.6 times
Medians across 571 infectious disease specialists in Texas with Dmand AI profiles that report each measure.
Dr. Sims' 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. Sims?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sims and other infectious disease specialists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charles R. Sims treated 290 Medicare patients in 2024, average age 74
CMS counts 290 Medicare patients who saw Dr. Sims in 2024. The largest group is 65 to 74, with 121 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.27, 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. Sims' median patient age at 71, with 46% women.
Medicare patients, 2024290
Average age74
Average risk score2.27
Dr. Sims' Medicare patients by age, 2024
Dr. Sims' Medicare patients by sex, 2024
- Women13848%
- Men15252%
Chronic conditions among Dr. Sims' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Ischemic heart disease44%
- Chronic kidney disease41%
- Diabetes37%
- Atrial fibrillation33%
- Anxiety31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sims' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women46%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Charles R. Sims wrote 1,983 Medicare Part D claims in 2024
In 2024, Dr. Sims wrote 1,983 Medicare Part D claims for 363 patients. 77% of them were for generic drugs. CMS names the drug for 1,720 of them, across 34 drugs with 11 or more claims each, at $1,421,819 in total drug cost. In 2023, CMS named 1,625 claims across 34 drugs.
Part D claims, 20241,983
Drugs named by CMS34
Total drug cost$1.4M
Part D patients363
Dr. Sims' Part D claims by kind of drug, 2024
- Generic1,536 claims77%
- Brand-name447 claims23%
Dr. Sims' 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. Sims' Part D claims, 2024
- Antibiotics62%1,225 of 1,983 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: 1,6252024: 1,7206%
Drugs named by CMS: 34 in 2024, 34 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
How Dr. Charles R. Sims takes part in Medicare
Dr. Sims 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. Charles R. Sims has 4 publications on record
Dmand AI links 4 papers to Dr. Sims. Dr. Sims' most frequent co-author is John Howard Rex, MD.
Papers4
Dr. Sims' most frequent co-authors
Recent publications by Dr. Sims
See who Dr. Sims researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sims works with, so you can find a warm path to the right infectious disease specialists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Charles R. Sims received $183,161 in industry payments from 2016 to 2025
CMS Open Payments shows 1,147 general payments to Dr. Sims from 36 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 68% of the total. Allergan Inc. paid the most, $52,299. It also lists 4 research payments totaling $83,439 from 2017 to 2018.
General payments to Dr. Sims by program year, 2016 to 2025
General payments to Dr. Sims by kind, 2016 to 2025
$183.2Kin total
- Speaker and faculty fees$124,20568%
- Travel and lodging$31,70217%
- Food and beverage$21,23612%
- Consulting fees$4,3002%
- Other$1,7181%
Companies that paid Dr. Sims 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. Charles R. Sims graduated from McGovern Medical School
Dr. Sims graduated from McGovern Medical School in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Charles R. Sims accepts plans from 18 insurance carriers
Dr. Sims is in network with 18 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- Alliant Health Plans
- HCSC
- Humana
- Arkansas Blue Cross and Blue Shield
- +10 more carriersWith a free account
Plan types Dr. Sims accepts, by number of carriers
- HMO10
- PPO10
- Medicare5
- POS5
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Charles R. Sims'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Charles R. Sims
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 R. Sims' NPI number?
Dr. Charles R. Sims' NPI number is 1245281294. It was assigned on May 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles R. Sims?
Dr. Charles R. Sims is an infectious disease specialist in Conroe, Texas. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Charles R. Sims practice?
Dr. Sims practices at 17200 St Luke's Way, The Woodlands, TX 77384. Dr. Sims' primary practice is St. Luke's Health - The Woodlands Hospital in The Woodlands, Texas, part of CommonSpirit Health. Dmand AI also links Dr. Sims to 3 hospitals and 1 physician office.
What is Dr. Charles R. Sims' office phone number?
The practice phone on file for Dr. Sims is (936) 266-4050.
What is Dr. Charles R. Sims' medical license number?
Dr. Sims holds Texas license M3390, one of the licenses on file in 2 states.
Which states has Dr. Charles R. Sims been licensed in?
Dmand AI has state licenses on file for Dr. Sims in Texas (2006 to 2026) and South Carolina (1998 to 2007).
Which hospitals is Dr. Charles R. Sims affiliated with?
Dr. Sims practices at St. Luke's Health - The Woodlands Hospital in The Woodlands, Texas. Dr. Sims is also affiliated with Memorial Hermann Greater Heights Hospital. Dmand AI links Dr. Sims to 3 more hospitals.
What medical group is Dr. Charles R. Sims part of?
Dr. Sims is linked to Baylor St. Luke’s Medical Group.
Does Dr. Charles R. Sims accept Medicare?
Yes. CMS data shows Dr. Sims billed Medicare for 747 services in 2024, and Dr. Sims accepts Medicare assignment.
How many Medicare patients does Dr. Charles R. Sims see?
CMS counts 290 Medicare patients who saw Dr. Sims in 2024, with an average age of 74.
Show 8 more questionsShow fewer questions
What services does Dr. Charles R. Sims bill to Medicare?
In 2024, Dr. Sims' most billed Medicare services were office visit, established patient (99213), office visit, established patient (99215) and office visit, new patient (99204).
Where did Dr. Charles R. Sims go to medical school?
Dr. Sims graduated from McGovern Medical School in 2004.
What drugs does Dr. Charles R. Sims prescribe most?
In 2024 Medicare Part D data, Dr. Sims' most prescribed drugs by claims were Sulfamethoxazole-Trimethoprim, Cephalexin and Biktarvy.
Has Dr. Charles R. Sims received payments from drug or device companies?
CMS Open Payments shows $183,161 in general payments to Dr. Sims from 36 companies from 2016 to 2025. The largest total came from Allergan Inc.
How long has Dr. Charles R. Sims been practicing?
Dr. Sims graduated from medical school in 2004, 22 years ago.
Does Dr. Charles R. Sims do research?
Dmand AI links 4 publications to Dr. Sims.
Who does Dr. Charles R. Sims publish with?
Dr. Sims' most frequent co-authors are John Howard Rex, MD (1 shared paper).
What insurance does Dr. Charles R. Sims accept?
Dr. Sims is in network with 18 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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