CHARLES LAMAR, M.D.
Geriatric Medicine (Family Medicine) Physician in COLUMBIA, South Carolina. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.
What stands out: CHARLES LAMAR, M.D. reported a CMS MIPS final score of 99.3294 out of 100, above the 83.1 national average, and filed 878 Medicare Part D claims in 2023. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.
CHARLES LAMAR, M.D. practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + MIPS quality reporting + 1 hospital affiliation — signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).
CHARLES LAMAR, M.D. at a glance
High performer (top quartile)Primary specialty
Medicare Part D claims
MIPS final score
Specialty distribution in South Carolina
How Geriatric Medicine (Family Medicine) Physician compares to other specialties among South Carolina providers
Geriatric Medicine (Family Medicine) Physician share within South Carolina
Geriatric Medicine (Family Medicine) Physician is one of the more visible NUCC categories in South Carolina
Each bar reflects the share of in-state providers whose primary NUCC taxonomy matches the specialty. Long tail of ~690 NUCC codes folded into "Other" to keep the comparison legible.
Medicare quality performance — MIPS
CHARLES LAMAR, M.D.'s 2023 MIPS final score plotted against the Geriatric Medicine (Family Medicine) Physician national average
- MIPS Final Score
- 99.3294/100
- vs 83.1 national avg · 2023 performance year
MIPS final score (Geriatric Medicine (Family Medicine) Physician) — 99.3294/100 vs national avg 83.1
Quality benchmarks
- National MIPS avg 2023 reporting year
- Quality dim CMS Quality category
- Specialty volume Geriatric Medicine (Family Medicine) Physician US NPIs
99.3294/100 MIPS final score — 16.2 pts above the 83.1 national average
Quality, Cost, Promoting Interoperability, and Improvement Activities composite score for the 2023 performance year. Specialty: Geriatric Medicine (Family Medicine) Physician. Quality dim: 90.5979.
The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.
Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).
CHARLES LAMAR, M.D. is a Geriatric Medicine (Family Medicine) Physician provider practicing in COLUMBIA, South Carolina, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: M.D.. NPI: 1225003288. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.
CHARLES LAMAR, M.D. appears in the CMS NPPES registry as a Geriatric Medicine (Family Medicine) Physician provider holding M.D. credentials at 3209 COLONIAL DR, COLUMBIA, SC, 29203, with a listed phone of (803) 434-6113. NPI 1225003288 was issued on 02/22/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what LAMAR most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.
Medicare Part D records for calendar year 2023 show 878 prescription claims written by this provider, covering 132 Medicare beneficiaries and totaling roughly $88K in drug spend, with an opioid prescribing rate of 7.9%. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy. On the CMS Merit-based Incentive Payment System, this provider earned a Final Score of 99.3294/100 for the 2023 performance year (Quality 90.5979), compared with the national average of 83.1.
Geriatric Medicine (Family Medicine) Physician is a narrow specialty nationwide, with 1,779 enrolled providers across 52 states and an average of 4,854 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.
Practice Address
Provider Details
| NPI | 1225003288 |
|---|---|
| Specialty | Geriatric Medicine (Family Medicine) Physician |
| Credentials | M.D. |
| Gender | Male |
| NPI Issued | 02/22/2006 |
Verify this provider's license
PlainDoctor pulls this profile from the CMS NPPES public registry. Confirm CHARLES LAMAR, M.D.'s current license status, disciplinary history, and board certifications with the South Carolina Board of Medical Examiners in South Carolina before relying on this page for a clinical or care decision.
How we sourced this profile
CMS Quality Score (MIPS)
Merit-based Incentive Payment System (MIPS) scores from CMS, 2023 performance year.
Reporting: Alternative Payment Model
Hospital and facility affiliations
Facilities where CHARLES LAMAR, M.D. bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" — a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.
Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).
Medicare Part D Prescribing Data
CMS Medicare Part D prescriber-level data for calendar year 2023.
Prescribing Breakdown
- 30-Day Fills
- 931
- Total Day Supply
- 19,416
- Generic Drug Cost
- $18K
- Opioid Claims
- 69 (7.9% rate)
- Antibiotic Claims
- 19
Patient Demographics
- Average Patient Age
- 78.1 years
- Avg HCC Risk Score
- 2.00
- Gender Split
- 73% female / 27% male
- Age Distribution
- <65: 12, 65-74: 38, 75-84: 40, 85+: 42
Top Prescribed Drugs (Medicare Part D)
Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.
| Drug | Claims |
|---|---|
| Eliquis Apixaban | 58 |
| Amlodipine Besylate | 53 |
| Atorvastatin Calcium | 52 |
| Diltiazem 24hr Er Diltiazem Hcl | 52 |
| Tradjenta Linagliptin | 51 |
| Gabapentin | 28 |
| Xarelto Rivaroxaban | 27 |
| Allopurinol | 19 |
| Metoprolol Tartrate | 19 |
| Oxycodone Hcl | 19 |
* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.
Geriatric Medicine (Family Medicine) Physician Overview
How CHARLES LAMAR, M.D. fits within the Geriatric Medicine (Family Medicine) Physician landscape nationally.
CHARLES LAMAR, M.D.'s 878 claims are below the specialty average of 4,854.
Nearby Geriatric Medicine (Family Medicine) Physician Providers in South Carolina
Other clinicians with the same primary specialty enrolled in South Carolina, drawn from the same CMS NPPES roster as LAMAR.
Compare Geriatric Medicine (Family Medicine) Physician nationally: see state-by-state distribution →
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Frequently Asked Questions
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Data Sources
- Provider Directory
- CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
- Specialty Classification
- NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
- Prescribing Data
- CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
- Quality Performance
- CMS Merit-based Incentive Payment System (MIPS) — 2023 performance year.
- Limitations
- Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.
See our complete data methodology for details on how we collect and process government data.
Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).
Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology