Ravi S. Ainapudi

  • Smithtown, NY
  • Gastroenterologist
NPI1477551091PAC ID2567413974
Medicare services, 2024
1,690
Medicare patients, 2024
858
Part D claims, 2024
1,466
Hospital affiliations
2
Industry payments
$10,739
Practice address
50 Route 25A, Smithtown, NY 11787
Practice phone
Call (631) 862-3000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

St. Catherine of Siena Hospital

Hospital · Smithtown, New York

See all 4 affiliations

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Ravi S. Ainapudi is a gastroenterologist in Smithtown, New York

Ravi Ainapudi practices at St. Catherine of Siena Hospital in Smithtown, New York, part of Diocese of Rockville Centre.

Ravi Ainapudi's NPI, 1477551091, was assigned on July 8, 2005. Ravi Ainapudi graduated from Guntur Medical College NTR in 1986. Ravi Ainapudi holds New York license 234383.

NPI and contact details
Medicare PAC ID
2567413974
NPI enumeration date
July 8, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(631) 862-3000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
66
Medical school graduation
1986

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

Ravi S. Ainapudi practices at St. Catherine of Siena Hospital in Smithtown, New York

Ravi Ainapudi's primary practice is St. Catherine of Siena Hospital, at 50 Route 25A, Smithtown, NY 11787 in Suffolk County. The practice phone is (631) 862-3000.

Source: Dmand AI Affiliation Data

Ravi S. Ainapudi is affiliated with 3 sites of care and 1 medical group

Ravi Ainapudi's primary practice is St. Catherine of Siena Hospital in Smithtown, New York, part of Diocese of Rockville Centre. Ravi Ainapudi is also affiliated with Stony Brook University Hospital. The medical group on file is Cardiac Interventional Group. Dmand AI also links Ravi Ainapudi to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Ravi Ainapudi

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

Dmand AI tracks the EHR system at Ravi S. Ainapudi's practice

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

EHR by site
SiteEHR vendor and product
St. Catherine of Siena 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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Dmand AI maps EHR vendors, IT decision makers and buying committees across Diocese of Rockville Centre and 6.2K+ hospitals, with verified contacts in the same login.

Ravi S. Ainapudi is one of 1,583 gastroenterologists in New York

Gastroenterology is Ravi Ainapudi's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Ravi Ainapudi is board certified in gastroenterology by the American Board of Internal Medicine. Ravi Ainapudi is licensed in New York.

Specialties and state licenses

  • Gastroenterology, New YorkPrimaryLicense 234383 · 2004 to 2026 · taxonomy 207RG0100X

Clinical focus

Dmand AI lists acid reflux, chronic anemia, chronic inflammatory bowel disease (IBD), cirrhosis of the liver, gastroenteritis, gastrointestinal bleeding, hemorrhoids and intestinal diverticulosis among the conditions Ravi Ainapudi treats.

Gastroenterologists near Ravi Ainapudi

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

Ravi S. Ainapudi billed Medicare for 1,690 services in 2024

CMS data shows 1,690 Medicare services from Ravi Ainapudi across 18 procedure codes in 2024, for 858 Medicare patients. Medicare paid $165,298 for them.

Medicare services, 20241,690
Medicare patients858
Paid by Medicare$165,298
Procedure codes18

Ravi Ainapudi's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1,2742024: 1,2135%
Surgery
2023: 3672024: 43819%
Other services
2023: 402024: 393%

Where Ravi Ainapudi's Medicare services took place, 2024

  • In an office64938%
  • In a facility1,04162%

Ravi Ainapudi compared with the New York median for gastroenterologists, 2024

  • Ravi Ainapudi
  • New York median
Medicare services
1,690vs 4214.0 times
Medicare patients
858vs 2363.6 times
Part D claims
1,310vs 3823.4 times

Medians across 1,551 gastroenterologists in New York with Dmand AI profiles that report each measure.

Ravi Ainapudi'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 Ravi Ainapudi

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

Ravi S. Ainapudi treated 858 Medicare patients in 2024, average age 74

CMS counts 858 Medicare patients who saw Ravi Ainapudi in 2024. The largest group is 65 to 74, with 390 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.52, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Ravi Ainapudi's median patient age at 65, with 49% women.

Medicare patients, 2024858
Average age74
Average risk score1.52
Also on Medicaid12%

Ravi Ainapudi's Medicare patients by age, 2024

Ravi Ainapudi's Medicare patients by sex, 2024

  • Women50759%
  • Men35141%

Chronic conditions among Ravi Ainapudi's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis55%
  4. Ischemic heart disease47%
  5. Diabetes38%
  6. Anxiety35%
  7. Mood disorders30%
  8. Chronic kidney disease28%

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

Ravi Ainapudi's patients across all payers

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

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women49%
  • Men49%

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

Ravi S. Ainapudi wrote 1,466 Medicare Part D claims in 2024

In 2024, Ravi Ainapudi wrote 1,466 Medicare Part D claims for 543 patients. 81% of them were for generic drugs. CMS names the drug for 1,310 of them, across 20 drugs with 11 or more claims each, at $359,199 in total drug cost. In 2023, CMS named 1,418 claims across 23 drugs.

Part D claims, 20241,466
Drugs named by CMS20
Total drug cost$359,199
Part D patients543

Ravi Ainapudi's Part D claims by kind of drug, 2024

  • Generic1,181 claims81%
  • Brand-name285 claims19%

Ravi Ainapudi'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 Ravi Ainapudi's Part D claims, 2024

  • Antibiotics4%57 of 1,466 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: 1,4182024: 1,3108%

Drugs named by CMS: 20 in 2024, 23 in 2023.

See all prescribing by Ravi Ainapudi

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

Ravi S. Ainapudi ranks in the 85th percentile for colonoscopy in Medicare

Ravi Ainapudi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 124 procedures of colonoscopy by Ravi Ainapudi, more than 85% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Ravi Ainapudi ranks in Medicare procedure volume

Colonoscopy
85th percentile124 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
79th percentile113 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)

For MedTech and pharma teams

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Ravi S. Ainapudi received $10,739 in industry payments from 2016 to 2025

CMS Open Payments shows 406 general payments to Ravi Ainapudi from 38 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Abbvie Inc. paid the most, $2,949.

General payments to Ravi Ainapudi by program year, 2016 to 2025

General payments to Ravi Ainapudi by kind, 2016 to 2025

$10.7Kin total
  • Food and beverage$10,50698%
  • Education$2322%

Companies that paid Ravi Ainapudi the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Ravi Ainapudi

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

Ravi S. Ainapudi has 1 award and honors on record

Dmand AI lists 1 award for Ravi Ainapudi.

Awards and honors for Ravi Ainapudi

  1. Undated
    • Compassionate Doctors

Source: Dmand AI Professional Profile Data

Ravi S. Ainapudi graduated from Guntur Medical College NTR

Ravi Ainapudi graduated from Guntur Medical College NTR in 1986.

  1. Medical schoolGuntur Medical College NTR
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine
  3. Board certified in gastroenterologyNational Board of Physicians and Surgeons
  4. Board certified in internal medicineNational Board of Physicians and Surgeons

Source: Dmand AI Professional Profile Data

Ravi S. Ainapudi accepts plans from 12 insurance carriers

Ravi Ainapudi is in network with 12 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • Cigna
  • HCSC
  • Humana
  • +4 more carriersWith a free account

Plan types Ravi Ainapudi accepts, by number of carriers

  1. PPO10
  2. Medicare9
  3. EPO4
  4. HMO4
  5. POS2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Ravi S. Ainapudi'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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 Ravi S. Ainapudi

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Ravi S. Ainapudi's NPI number?

Ravi S. Ainapudi's NPI number is 1477551091. It was assigned on July 8, 2005, and it is active in the NPI Registry.

What does Ravi S. Ainapudi specialize in?

Ravi S. Ainapudi is a gastroenterologist in Smithtown, New York. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Ravi S. Ainapudi practice?

Ravi Ainapudi practices at 50 Route 25A, Smithtown, NY 11787. Ravi Ainapudi's primary practice is St. Catherine of Siena Hospital in Smithtown, New York, part of Diocese of Rockville Centre. Dmand AI also links Ravi Ainapudi to 1 group practice or clinic.

What is Ravi S. Ainapudi's office phone number?

The practice phone on file for Ravi Ainapudi is (631) 862-3000.

What is Ravi S. Ainapudi's medical license number?

Ravi Ainapudi holds New York license 234383.

Which hospitals is Ravi S. Ainapudi affiliated with?

Ravi Ainapudi practices at St. Catherine of Siena Hospital in Smithtown, New York. Ravi Ainapudi is also affiliated with Stony Brook University Hospital.

What medical group is Ravi S. Ainapudi part of?

Ravi Ainapudi is linked to Cardiac Interventional Group.

Does Ravi S. Ainapudi accept Medicare?

Yes. CMS data shows Ravi Ainapudi billed Medicare for 1,690 services in 2024, and Ravi Ainapudi accepts Medicare assignment.

How many Medicare patients does Ravi S. Ainapudi see?

CMS counts 858 Medicare patients who saw Ravi Ainapudi in 2024, with an average age of 74.

Is Ravi S. Ainapudi board certified?

Yes. Ravi Ainapudi is board certified in gastroenterology by the American Board of Internal Medicine.

Show 6 more questionsShow fewer questions

What services does Ravi S. Ainapudi bill to Medicare?

In 2024, Ravi Ainapudi's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99213) and office visit, new patient (99203).

Where did Ravi S. Ainapudi go to medical school?

Ravi Ainapudi graduated from Guntur Medical College NTR in 1986.

What drugs does Ravi S. Ainapudi prescribe most?

In 2024 Medicare Part D data, Ravi Ainapudi's most prescribed drugs by claims were Pantoprazole Sodium, Famotidine and Sod Sulf-Potass Sulf-Mag Sulf.

Has Ravi S. Ainapudi received payments from drug or device companies?

CMS Open Payments shows $10,739 in general payments to Ravi Ainapudi from 38 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Ravi S. Ainapudi been practicing?

Ravi Ainapudi graduated from medical school in 1986, 40 years ago.

What insurance does Ravi S. Ainapudi accept?

Ravi Ainapudi is in network with 12 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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