Dr. Udayakumar Navaneethan, MD

  • Orlando, FL
  • Gastroenterologist
NPI1225227507PAC ID8325280944
Medicare services, 2024
609
Medicare patients, 2024
225
Part D claims, 2024
1,095
Publications
213
Clinical trials
5
Practice address
7448 Docs Grove Cir, Orlando, FL 32819
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Lakeview Surgery Center - HOPD

Acute Care Hospital outpatient department · Orlando, Florida

See all 11 affiliations

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Dr. Udayakumar Navaneethan is a gastroenterologist in Orlando, Florida

Dr. Navaneethan practices at Lakeview Surgery Center - HOPD in Orlando, Florida.

Dr. Navaneethan's NPI, 1225227507, was assigned on October 23, 2007. Dr. Navaneethan graduated from Madurai Medical College in 2003. Dr. Navaneethan holds Florida license ME118891.

NPI and contact details
Medicare PAC ID
8325280944
NPI enumeration date
October 23, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
49
Medical school graduation
2003

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

Dr. Udayakumar Navaneethan practices at Lakeview Surgery Center - HOPD in Orlando, Florida

Dr. Navaneethan's primary practice is Lakeview Surgery Center - HOPD, at 7448 Docs Grove Cir, Orlando, FL 32819.

  • Lakeview Surgery Center - HOPD
    7448 Docs Grove Cir, Orlando, FL 32819

Source: Dmand AI Affiliation Data

Dr. Udayakumar Navaneethan is affiliated with 8 sites of care and 3 medical groups

Dr. Navaneethan's primary practice is Lakeview Surgery Center - HOPD in Orlando, Florida. Dr. Navaneethan is also affiliated with Orlando Regional Medical Center. The medical group on file is Orlando Health Medical Group. Dmand AI also links Dr. Navaneethan to 5 more hospitals, 2 medical groups and 1 ambulatory surgery center, each named with a free account.

See all 11 affiliations for Dr. Navaneethan

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Udayakumar Navaneethan's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Navaneethan practices, 8 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Lakeview Surgery Center - HOPDAvailable with a free account
+7 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Udayakumar Navaneethan is one of 1,364 gastroenterologists in Florida

Gastroenterology is Dr. Navaneethan's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Navaneethan is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Navaneethan's licenses on file in 2 states: Florida and Ohio.

Specialties and state licenses

  • Gastroenterology, FloridaPrimaryLicense ME118891 · 2014 to 2026 · taxonomy 207RG0100X
  • Internal medicine, OhioLicense 57012862 · 2007 to 2016 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acid reflux, chronic inflammatory bowel disease (IBD), colonoscopy, gastroenteritis, intestinal or bowel obstruction and upper GI endoscopy among the conditions Dr. Navaneethan treats.

Gastroenterologists near Dr. Navaneethan

Counts of gastroenterologists 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. Udayakumar Navaneethan billed Medicare for 609 services in 2024

CMS data shows 609 Medicare services from Dr. Navaneethan across 9 procedure codes in 2024, for 225 Medicare patients. Medicare paid $63,160 for them.

Medicare services, 2024609
Medicare patients225
Paid by Medicare$63,160
Procedure codes9

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

  • 2023
  • 2024
Surgery
2023: 3462024: 3789%
Office and hospital visits
2023: 2472024: 2316%
Other services
2023: 112024: 0100%

Where Dr. Navaneethan's Medicare services took place, 2024

  • In an office23138%
  • In a facility37862%

Dr. Navaneethan compared with the Florida median for gastroenterologists, 2024

  • Dr. Navaneethan
  • Florida median
Medicare services
609vs 582Close to median
Medicare patients
225vs 32230% below
Part D claims
966vs 50292% above

Medians across 1,320 gastroenterologists in Florida with Dmand AI profiles that report each measure.

Dr. Navaneethan'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. Navaneethan

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

Dr. Udayakumar Navaneethan treated 225 Medicare patients in 2024, average age 71

CMS counts 225 Medicare patients who saw Dr. Navaneethan in 2024. The largest group is 65 to 74, with 120 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 11% are also on Medicaid. Their average risk score is 1.79, 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. Navaneethan's median patient age at 53, with 53% women.

Medicare patients, 2024225
Average age71
Average risk score1.79
Also on Medicaid11%

Dr. Navaneethan's Medicare patients by age, 2024

Dr. Navaneethan's Medicare patients by sex, 2024

  • Women13359%
  • Men9241%

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

  1. High cholesterol75%
  2. High blood pressure72%
  3. Arthritis52%
  4. Chronic kidney disease33%
  5. Ischemic heart disease32%
  6. Anxiety28%
  7. Diabetes28%
  8. Mood disorders27%

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

Dr. Navaneethan's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 53

Patient panel by sex, all payers

  • Women53%
  • Men46%

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

Dr. Udayakumar Navaneethan wrote 1,095 Medicare Part D claims in 2024

In 2024, Dr. Navaneethan wrote 1,095 Medicare Part D claims for 240 patients. 35% of them were for generic drugs. CMS names the drug for 966 of them, across 24 drugs with 11 or more claims each, at $10,740,887 in total drug cost. In 2023, CMS named 876 claims across 25 drugs.

Part D claims, 20241,095
Drugs named by CMS24
Total drug cost$10.7M
Part D patients240

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

  • Generic384 claims35%
  • Brand-name711 claims65%

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

  • Antibiotics4%47 of 1,095 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: 8762024: 96610%

Drugs named by CMS: 24 in 2024, 25 in 2023.

See all prescribing by Dr. Navaneethan

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

Dr. Udayakumar Navaneethan ranks in the 98th percentile for colonoscopy in Medicare

Dr. Navaneethan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Navaneethan as offering telehealth. CMS counts 321 procedures of colonoscopy by Dr. Navaneethan, more than 98% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Navaneethan ranks in Medicare procedure volume

Colonoscopy
98th percentile321 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
72nd percentile80 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Udayakumar Navaneethan has 213 publications on record

Dmand AI links 213 papers to Dr. Navaneethan, published from 2008 to 2025. 2016 was the busiest year, with 14. The most frequent topics are Colitis, Ulcerative, Inflammatory Bowel Diseases and Cholangitis, Sclerosing. Dr. Navaneethan has published most often in Gastrointest Endosc. Dr. Navaneethan's most frequent co-authors are Bo Shen, MD, Shyam S. Varadarajulu, MD and Robert H. Hawes, MD.

Papers213
Years published2008 to 2025

Dr. Navaneethan's papers by year, 2016 to 2025

Topics Dr. Navaneethan writes about most

  • Colitis, Ulcerative
  • Inflammatory Bowel Diseases
  • Cholangitis, Sclerosing
  • Crohn Disease
  • Endosonography
  • Colonoscopy
  • Postoperative Complications
  • Endoscopy, Gastrointestinal

Dr. Navaneethan's most frequent co-authors

Recent publications by Dr. Navaneethan

See all 213 publications and co-authors

See who Dr. Navaneethan researches with

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

How network discovery works

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

Dr. Udayakumar Navaneethan has worked on 5 clinical trials

Dmand AI links Dr. Navaneethan to 5 clinical trials. 1 is still active or recruiting. Conditions studied include Colitis, Ulcerative, Colitis and Constriction, Pathologic. Eli Lilly and Company sponsors the most, 4. Open Payments lists research payments to Dr. Navaneethan that name 4 trials.

Conditions in Dr. Navaneethan's trials

  • Colitis, Ulcerative
  • Colitis
  • Constriction, Pathologic
  • Crohn Disease
  • Inflammatory Bowel Diseases

Investigators on the most trials with Dr. Navaneethan

Recent clinical trials with Dr. Navaneethan

Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Udayakumar Navaneethan received $1,407,602 in industry payments from 2016 to 2025

CMS Open Payments shows 1,308 general payments to Dr. Navaneethan from 29 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 78% of the total. Janssen Pharmaceuticals, Inc paid the most, $455,693. It also lists 8 research payments totaling $7,375 from 2018 to 2022, naming 4 clinical trials.

General payments to Dr. Navaneethan by program year, 2016 to 2025

General payments to Dr. Navaneethan by kind, 2016 to 2025

$1.4Min total
  • Speaker and faculty fees$1,093,74478%
  • Travel and lodging$152,52411%
  • Consulting fees$105,6528%
  • Honoraria$31,2442%
  • Other$24,4382%

Companies that paid Dr. Navaneethan the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Navaneethan

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

Dr. Udayakumar Navaneethan graduated from Madurai Medical College

Dr. Navaneethan graduated from Madurai Medical College in 2003.

  1. Medical schoolMadurai Medical College
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Udayakumar Navaneethan accepts plans from 15 insurance carriers

Dr. Navaneethan is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 12. Check the plan with the practice before a visit.

Plan types Dr. Navaneethan accepts, by number of carriers

  1. Medicare12
  2. PPO10
  3. HMO9
  4. EPO5
  5. POS5

Source: Dmand AI Insurance Network Data

Sources for Dr. Udayakumar Navaneethan'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 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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. Udayakumar Navaneethan

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. Udayakumar Navaneethan's NPI number?

Dr. Udayakumar Navaneethan's NPI number is 1225227507. It was assigned on October 23, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Udayakumar Navaneethan?

Dr. Udayakumar Navaneethan is a gastroenterologist in Orlando, Florida. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Udayakumar Navaneethan practice?

Dr. Navaneethan practices at 7448 Docs Grove Cir, Orlando, FL 32819. Dr. Navaneethan's primary practice is Lakeview Surgery Center - HOPD in Orlando, Florida. Dmand AI also links Dr. Navaneethan to 5 hospitals, 2 medical groups and 1 ambulatory surgery center.

What is Dr. Udayakumar Navaneethan's medical license number?

Dr. Navaneethan holds Florida license ME118891, one of the licenses on file in 2 states.

Which states has Dr. Udayakumar Navaneethan been licensed in?

Dmand AI has state licenses on file for Dr. Navaneethan in Florida (2014 to 2026) and Ohio (2007 to 2016).

Which hospitals is Dr. Udayakumar Navaneethan affiliated with?

Dr. Navaneethan is affiliated with Orlando Regional Medical Center. Dmand AI links Dr. Navaneethan to 5 more hospitals.

What medical group is Dr. Udayakumar Navaneethan part of?

Dr. Navaneethan is linked to Orlando Health Medical Group. Dmand AI links Dr. Navaneethan to 2 more medical groups.

Does Dr. Udayakumar Navaneethan accept Medicare?

Yes. CMS data shows Dr. Navaneethan billed Medicare for 609 services in 2024, and Dr. Navaneethan accepts Medicare assignment.

Does Dr. Udayakumar Navaneethan offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Navaneethan as offering telehealth services.

How many Medicare patients does Dr. Udayakumar Navaneethan see?

CMS counts 225 Medicare patients who saw Dr. Navaneethan in 2024, with an average age of 71.

Show 9 more questionsShow fewer questions

Is Dr. Udayakumar Navaneethan board certified?

Yes. Dr. Navaneethan is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Dr. Udayakumar Navaneethan bill to Medicare?

In 2024, Dr. Navaneethan's most billed Medicare services were office visit, established patient (99215), surgery: digestive system (45385) and surgery: digestive system (45380).

Where did Dr. Udayakumar Navaneethan go to medical school?

Dr. Navaneethan graduated from Madurai Medical College in 2003.

What drugs does Dr. Udayakumar Navaneethan prescribe most?

In 2024 Medicare Part D data, Dr. Navaneethan's most prescribed drugs by claims were Stelara, Rinvoq and Sutab.

Has Dr. Udayakumar Navaneethan received payments from drug or device companies?

CMS Open Payments shows $1,407,602 in general payments to Dr. Navaneethan from 29 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Dr. Udayakumar Navaneethan been practicing?

Dr. Navaneethan graduated from medical school in 2003, 23 years ago.

Does Dr. Udayakumar Navaneethan do research?

Dmand AI links 213 publications to Dr. Navaneethan, published from 2008 to 2025. Dr. Navaneethan has worked on 5 clinical trials.

Who does Dr. Udayakumar Navaneethan publish with?

Dr. Navaneethan's most frequent co-authors are Bo Shen, MD (52 shared papers), Shyam S. Varadarajulu, MD (37 shared papers) and Robert H. Hawes, MD (34 shared papers).

What insurance does Dr. Udayakumar Navaneethan accept?

Dr. Navaneethan is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 12. Check the plan with the practice before a visit.

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