Dr. Charles Ramsey McCollum III, MD

  • Hattiesburg, MS
  • Pulmonologist
NPI1043418692PAC ID4385899384
Medicare services, 2024
848
Medicare patients, 2024
355
Part D claims, 2024
54
Publications
1
Hospital affiliations
2
Practice address
6051 US Highway 49, Hattiesburg, MS 39401
Practice phone
Call (601) 288-7000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Forrest General Hospital

Hospital · Hattiesburg, Mississippi

See all 4 affiliations

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Dr. Charles Ramsey McCollum III is a pulmonologist in Hattiesburg, Mississippi

Dr. McCollum practices at Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS.

Dr. McCollum's NPI, 1043418692, was assigned on July 5, 2007. Dr. McCollum holds Mississippi license 20908.

NPI and contact details
Medicare PAC ID
4385899384
NPI enumeration date
July 5, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(601) 288-7000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
45
Medical school graduation
2007

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

Dr. Charles Ramsey McCollum III practices at Forrest General Hospital in Hattiesburg, Mississippi

Dr. McCollum's primary practice is Forrest General Hospital, at 6051 US Highway 49, Hattiesburg, MS 39401 in Forrest County. The practice phone is (601) 288-7000.

Source: Dmand AI Affiliation Data

Dr. Charles Ramsey McCollum III is affiliated with 3 sites of care and 1 medical group

Dr. McCollum's primary practice is Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS. Dr. McCollum is also affiliated with South Central Regional Medical Center. The medical group on file is Hattiesburg Clinic. Dmand AI also links Dr. McCollum to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Dr. McCollum

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

Dmand AI tracks the EHR system at Dr. Charles Ramsey McCollum III's practice

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

EHR by site
SiteEHR vendor and product
Forrest General HospitalAvailable 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 Ramsey McCollum III is one of 87 pulmonologists in Mississippi

Pulmonary disease is Dr. McCollum's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. McCollum is licensed in Mississippi.

Specialties and state licenses

  • Pulmonary disease, MississippiPrimaryLicense 20908 · taxonomy 207RP1001X

Pulmonologists near Dr. McCollum

Counts of pulmonologists 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 Ramsey McCollum III billed Medicare for 848 services in 2024

CMS data shows 848 Medicare services from Dr. McCollum across 9 procedure codes in 2024, for 355 Medicare patients. Medicare paid $85,914 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024848
Medicare patients355
Paid by Medicare$85,914
Procedure codes9

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

  • 2023
  • 2024
Office and hospital visits
2023: 8932024: 78113%
Surgery
2023: 552024: 534%
Tests and treatments
2023: 02024: 14

Dr. McCollum compared with the Mississippi median for pulmonologists, 2024

  • Dr. McCollum
  • Mississippi median
Medicare services
848vs 1,18428% below
Medicare patients
355vs 47225% below
Part D claims
12vs 99299% below

Medians across 86 pulmonologists in Mississippi with Dmand AI profiles that report each measure.

Dr. McCollum'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. McCollum

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

Dr. Charles Ramsey McCollum III treated 355 Medicare patients in 2024, average age 72

CMS counts 355 Medicare patients who saw Dr. McCollum in 2024. The largest group is 75 to 84, with 121 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 38% are also on Medicaid. Their average risk score is 3.56, 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. McCollum's median patient age at 71, with 45% women.

Medicare patients, 2024355
Average age72
Average risk score3.56
Also on Medicaid38%

Dr. McCollum's Medicare patients by age, 2024

Dr. McCollum's Medicare patients by sex, 2024

  • Women18051%
  • Men17549%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Heart failure60%
  4. Arthritis57%
  5. Chronic kidney disease56%
  6. Diabetes55%
  7. Ischemic heart disease54%
  8. Mood disorders53%

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

Dr. McCollum's 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

  • Women45%
  • Men54%

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

Dr. Charles Ramsey McCollum III wrote 54 Medicare Part D claims in 2024

In 2024, Dr. McCollum wrote 54 Medicare Part D claims. 72% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $7,991 in total drug cost. In 2022, CMS named 180 claims across 10 drugs.

Part D claims, 202454
Drugs named by CMS1
Total drug cost$7,991

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

  • Generic39 claims72%
  • Brand-name15 claims28%

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

  • Antibiotics24%13 of 54 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, 2022 to 2024

  • 2022
  • 2024
Claims for drugs CMS names
2022: 1802024: 1293%

Drugs named by CMS: 1 in 2024, 10 in 2022.

See all prescribing by Dr. McCollum

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 Ramsey McCollum III takes part in Medicare

Dr. McCollum 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 Ramsey McCollum III has 1 publication on record

Dmand AI links 1 paper to Dr. McCollum. Dr. McCollum's most frequent co-author is Chad Benjamin Vanasselberg, MD.

Papers1

Dr. McCollum's most frequent co-authors

Recent publications by Dr. McCollum

See all 1 publications and co-authors

See who Dr. McCollum researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. McCollum works with, so you can find a warm path to the right pulmonologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Charles Ramsey McCollum III received $10,057 in industry payments from 2016 to 2023

CMS Open Payments shows 657 general payments to Dr. McCollum from 40 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 99% of the total. GlaxoSmithKline, LLC. paid the most, $2,628.

General payments to Dr. McCollum by program year, 2016 to 2023

General payments to Dr. McCollum by kind, 2016 to 2023

$10.1Kin total
  • Food and beverage$9,98799%
  • Education$701%

Companies that paid Dr. McCollum the most, 2016 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. McCollum

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

Sources for Dr. Charles Ramsey McCollum III'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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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 Ramsey McCollum III

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 Ramsey McCollum III's NPI number?

Dr. Charles Ramsey McCollum III's NPI number is 1043418692. It was assigned on July 5, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Charles Ramsey McCollum III?

Dr. Charles Ramsey McCollum III is a pulmonologist in Hattiesburg, Mississippi. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).

Where does Dr. Charles Ramsey McCollum III practice?

Dr. McCollum practices at 6051 US Highway 49, Hattiesburg, MS 39401. Dr. McCollum's primary practice is Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS. Dmand AI also links Dr. McCollum to 1 group practice or clinic.

What is Dr. Charles Ramsey McCollum III's office phone number?

The practice phone on file for Dr. McCollum is (601) 288-7000.

What is Dr. Charles Ramsey McCollum III's medical license number?

Dr. McCollum holds Mississippi license 20908.

Which hospitals is Dr. Charles Ramsey McCollum III affiliated with?

Dr. McCollum practices at Forrest General Hospital in Hattiesburg, Mississippi. Dr. McCollum is also affiliated with South Central Regional Medical Center.

What medical group is Dr. Charles Ramsey McCollum III part of?

Dr. McCollum is linked to Hattiesburg Clinic.

Does Dr. Charles Ramsey McCollum III accept Medicare?

Yes. CMS data shows Dr. McCollum billed Medicare for 848 services in 2024, and Dr. McCollum accepts Medicare assignment.

How many Medicare patients does Dr. Charles Ramsey McCollum III see?

CMS counts 355 Medicare patients who saw Dr. McCollum in 2024, with an average age of 72.

What services does Dr. Charles Ramsey McCollum III bill to Medicare?

In 2024, Dr. McCollum's most billed Medicare services were hospital inpatient care (99233), critical care (99291) and hospital inpatient care (99232).

Show 5 more questionsShow fewer questions

What drugs does Dr. Charles Ramsey McCollum III prescribe most?

In 2024 Medicare Part D data, Dr. McCollum's most prescribed drugs by claims were Trelegy Ellipta.

Has Dr. Charles Ramsey McCollum III received payments from drug or device companies?

CMS Open Payments shows $10,057 in general payments to Dr. McCollum from 40 companies from 2016 to 2023. The largest total came from GlaxoSmithKline, LLC.

How long has Dr. Charles Ramsey McCollum III been practicing?

Dr. McCollum graduated from medical school in 2007, 19 years ago.

Does Dr. Charles Ramsey McCollum III do research?

Dmand AI links 1 publication to Dr. McCollum.

Who does Dr. Charles Ramsey McCollum III publish with?

Dr. McCollum's most frequent co-authors are Chad Benjamin Vanasselberg, MD (1 shared paper).

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