Karthik R. Krishnan, MD
Allergy & Immunology Physician · Maryville, TN
Karthik R. Krishnan, MD is an allergy & immunology physician with a practice address in Maryville, Tennessee, and NPI 1306956586, issued on Aug 30, 2006. Check the license (Tennessee MD46000, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Karthik R. Krishnan
- Credential
- MD
- Primary taxonomy
- Allergy & Immunology Physician 207K00000X
- License numbers
- MD46000 TN
46000 TN
053320 GA
Self-reported in NPPES; status is on the state search - Practice location
- 616 W Lamar Alexander Pkwy, Maryville, TN 37801
- Phone
- (865) 273-0008
- Enumerated
- Aug 30, 2006
- Record last updated
- Jan 8, 2026
- Fax
- (658) 954-0908
- Medicaid IDs
- 1519458 TN
G53320 SC - Medicare enrollment
- Enrolled (PECOS I20100818000940); accepts Medicare assignment
- Medical or professional school
- Medical College Of Georgia School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest allergy & immunology physician records → All 85 in Tennessee → Look up another NPI →
Also registered at 616 W Lamar Alexander Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Damron, MDPediatrics Physician1548363534
- Whitney Dee, MDPediatrics Physician1811921026
- Nicholas Kolinsky, DOAllergy & Immunology Physician1033569439
- James Montgomery, FNPNurse Practitioner1568476182
- Wilson Robinson, MDAllergy & Immunology Physician1013127729
- Paula Sparkman, FNPFamily Nurse Practitioner1952396426
Verify Karthik R. Krishnan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license MD46000Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.2 times the Medicare Part D claims of the average allergy & immunology physician in 2024
3,124 Medicare Part D claims for 735 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.
Most prescribed
- Fluticasone Propionate553 claims
- Montelukast Sodium443 claims
- Azelastine Hcl427 claims
- Hydroxyzine Hcl181 claims
- Trelegy Ellipta179 claims
- Ipratropium Bromide172 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 98.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,378.76
66 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 2,496 providers of this specialty with any payment received $8,321.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Allergy, Asthma, Immunology Center - TY Prince, PLLCMaryville, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karthik R. Krishnan among 85 allergy & immunology physician records in Tennessee
Karthik R. Krishnan, MD is one of 85 allergy & immunology physician records with a practice address in Tennessee. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 22% of them.
- NPI issued2006 · 22% of these records are older, 46% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2000 · median 2001 among the 68 with a school on file
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy & Immunology Physician providers in Tennessee
There are 85 allergy & immunology physician records in Tennessee.
All 85 in Tennessee → Every provider in Maryville → Allergy & Immunology Physician nationwide →
The 8 allergy & immunology physician records with the nearest ZIP codes
- Nicholas Kolinsky, DOMaryville, TN 378011033569439
- Tidence Prince, MDMaryville, TN 378011215922356
- Wilson Robinson, MDMaryville, TN 378011013127729
- Robert Keeton, MDSevierville, TN 378621063530541
- Shirley Avery, MDKnoxville, TN 379091396017018
- Jeremiah Bivins, MDKnoxville, TN 379091831355833
- Nicholas ClineKnoxville, TN 379091801356985
- Jane Conley, M.D.Knoxville, TN 379091407801608
Common questions
What is Karthik R. Krishnan, MD's NPI number?
Karthik R. Krishnan, MD's National Provider Identifier (NPI) is 1306956586, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karthik R. Krishnan, MD located?
The NPPES record lists a practice address at 616 W Lamar Alexander Pkwy, Maryville, TN, 37801. Phone: (865) 273-0008. Providers update this record themselves, so call before visiting.
How can I verify Karthik R. Krishnan, MD's license?
NPPES lists Tennessee license number MD46000, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Karthik R. Krishnan, MD prescribe under Medicare Part D?
In 2024, Karthik R. Krishnan, MD had 3,124 Medicare Part D claims for 735 beneficiaries; the average among allergy & immunology physician prescribers was 741. Part D covers Medicare prescriptions only.
What is Karthik R. Krishnan, MD's MIPS final score?
The 2023 MIPS final score is 98.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.