Dr. Lakshmi Karthik, MD
- Medicare services, 2024
- 1,017
- Medicare patients, 2024
- 297
- Part D claims, 2024
- 173
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 3901 W 15th St, Plano, TX 75075
- Practice phone
- Call (972) 596-6800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Lakshmi Karthik is an internist in Plano, Texas
Dr. Karthik practices at Medical City Plano Hospital in Plano, Texas, part of HCA Healthcare.
Dr. Karthik's NPI, 1932302544, was assigned on June 9, 2007. Dr. Karthik holds Texas license P1882.
- NPI
- 1932302544NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264590637
- NPI enumeration date
- June 9, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (972) 596-6800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lakshmi Karthik practices at Medical City Plano Hospital in Plano, Texas
Dr. Karthik's primary practice is Medical City Plano Hospital, at 3901 W 15th St, Plano, TX 75075 in Collin County. The practice phone is (972) 596-6800.
- Medical City Plano Hospital3901 W 15th St, Plano, TX 75075 · Collin CountyPhone(972) 596-6800
Source: Dmand AI Affiliation Data
Dr. Lakshmi Karthik is affiliated with 1 site of care and 1 medical group
Dr. Karthik's primary practice is Medical City Plano Hospital in Plano, Texas, part of HCA Healthcare. The medical group on file is Questcare Partners.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lakshmi Karthik's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Karthik practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Medical City Plano Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lakshmi Karthik is one of 8,437 internists in Texas
Internal medicine is Dr. Karthik's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Karthik is licensed in Texas.
Specialties and state licenses
- Internal medicine, TexasPrimary
Internists near Dr. Karthik
Counts of internists 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. Lakshmi Karthik billed Medicare for 1,017 services in 2024
CMS data shows 1,017 Medicare services from Dr. Karthik across 7 procedure codes in 2024, for 297 Medicare patients. Medicare paid $96,653 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Karthik's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1742024: 1,00115%
- Tests and treatments
- 2023: 02024: 16
Dr. Karthik compared with the Texas median for internists, 2024
- Dr. Karthik
- Texas median
- Medicare services
- 1,017vs 53989% above
- Medicare patients
- 297vs 19056% above
- Part D claims
- 14vs 28995% below
Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.
Dr. Karthik'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lakshmi Karthik treated 297 Medicare patients in 2024, average age 76
CMS counts 297 Medicare patients who saw Dr. Karthik in 2024. The largest group is 65 to 74, with 110 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 2.53, 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. Karthik's median patient age at 67, with 53% women.
Dr. Karthik's Medicare patients by age, 2024
Dr. Karthik's Medicare patients by sex, 2024
- Women15753%
- Men14047%
Chronic conditions among Dr. Karthik's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Ischemic heart disease53%
- Chronic kidney disease48%
- Diabetes48%
- Heart failure45%
- Mood disorders45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Karthik's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women53%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lakshmi Karthik wrote 173 Medicare Part D claims in 2024
In 2024, Dr. Karthik wrote 173 Medicare Part D claims for 89 patients. 93% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $33 in total drug cost. In 2020, CMS named 11 claims across 1 drug.
Dr. Karthik's Part D claims by kind of drug, 2024
- Generic161 claims93%
- Brand-name12 claims7%
Dr. Karthik'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. Karthik's Part D claims, 2024
- Opioids13%22 of 173 claims
- Antibiotics15%26 of 173 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, 2020 to 2024
- 2020
- 2024
- Claims for drugs CMS names
- 2020: 112024: 1427%
Drugs named by CMS: 1 in 2024, 1 in 2020.
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. Lakshmi Karthik takes part in Medicare
Dr. Karthik 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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Sources for Dr. Lakshmi Karthik'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) |
| 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. Lakshmi Karthik
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What is Dr. Lakshmi Karthik's NPI number?
Dr. Lakshmi Karthik's NPI number is 1932302544. It was assigned on June 9, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Lakshmi Karthik?
Dr. Lakshmi Karthik is an internist in Plano, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Lakshmi Karthik practice?
Dr. Karthik practices at 3901 W 15th St, Plano, TX 75075. Dr. Karthik's primary practice is Medical City Plano Hospital in Plano, Texas, part of HCA Healthcare.
What is Dr. Lakshmi Karthik's office phone number?
The practice phone on file for Dr. Karthik is (972) 596-6800.
What is Dr. Lakshmi Karthik's medical license number?
Dr. Karthik holds Texas license P1882.
Which hospitals is Dr. Lakshmi Karthik affiliated with?
Dr. Karthik practices at Medical City Plano Hospital in Plano, Texas.
What medical group is Dr. Lakshmi Karthik part of?
Dr. Karthik is linked to Questcare Partners.
Does Dr. Lakshmi Karthik accept Medicare?
Yes. CMS data shows Dr. Karthik billed Medicare for 1,017 services in 2024, and Dr. Karthik accepts Medicare assignment.
How many Medicare patients does Dr. Lakshmi Karthik see?
CMS counts 297 Medicare patients who saw Dr. Karthik in 2024, with an average age of 76.
What services does Dr. Lakshmi Karthik bill to Medicare?
In 2024, Dr. Karthik's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and hospital inpatient care (99232).
What drugs does Dr. Lakshmi Karthik prescribe most?
In 2024 Medicare Part D data, Dr. Karthik's most prescribed drugs by claims were Tramadol HCl.
How long has Dr. Lakshmi Karthik been practicing?
Dr. Karthik graduated from medical school in 2008, 18 years ago.
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