NPPES file of Aug 9, 2026

Siva Ambalavanan, MD

Nephrology Physician · Kettering, OH

Siva Ambalavanan, MD is a nephrology physician with a practice address in Kettering, Ohio, and NPI 1346222643, issued on Nov 14, 2005. Check the license (Ohio 74675, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1346222643
Name
Siva Ambalavanan
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
74675 OH
Self-reported in NPPES; status is on the state search
Practice location
500 Lincoln Park Blvd, Kettering, OH 45429
Phone
(937) 222-3118
Enumerated
Nov 14, 2005
Record last updated
Dec 19, 2024
Fax
(937) 222-1436
Medicaid ID
2102905 OH
Medicare enrollment
Enrolled (PECOS I20080811000501); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 500 Lincoln Park Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Malak Adib, MDInternal Medicine Physician1679538557
  2. Noriko Banerjee, RN, CNPNurse Practitioner1013186808
  3. Nicholas Christoff, MDNephrology Physician1740263771
  4. Rachel Fleenor, STSurgical Technologist1184864993
  5. Rakesh Gupta, MDNephrology Physician1538141197
  6. Natalie Hart, R.N.Medical-Surgical Registered Nurse1700028644

Verify Siva Ambalavanan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 74675
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Ohio license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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11% fewer Medicare Part D claims than the average nephrology physician in 2024

1,311 Medicare Part D claims for 223 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Siva Ambalavanan1,311
  2. Specialty average1,465

Most prescribed

  1. Furosemide154 claims
  2. Amlodipine Besylate88 claims
  3. Prosol80 claims
  4. Spironolactone77 claims
  5. Calcitriol69 claims
  6. Potassium Chloride67 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.

Industry payments in 2024: $236.30

9 payments; by number, the most common kind was food and beverage; the largest payer was Phathom Pharmaceuticals, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Siva Ambalavanan$236.30
  2. Specialty average$3,091.37

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

  1. Renal Physicians IncDayton, OH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Siva Ambalavanan among 499 nephrology physician records in Ohio

Siva Ambalavanan, MD is one of 499 nephrology physician records with a practice address in Ohio. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 86% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated1985 · median 2002 among the 374 with a school on file
  • Record last updated2024 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Ohio

There are 499 nephrology physician records in Ohio.

The 8 nephrology physician records with the nearest ZIP codes

  1. Ibrahim Ahmad, M.D.Kettering, OH 454291649278110
  2. Nicholas Christoff, MDKettering, OH 454291740263771
  3. Rakesh Gupta, MDKettering, OH 454291538141197
  4. Madhu Kandarpa, MDKettering, OH 454291891999413
  5. Natallia Maroz, M.D.Kettering, OH 454291154516110
  6. Nilesh Mhaskar, MDKettering, OH 454291104816586
  7. Katrina Rohlfs, MDKettering, OH 454291902469745
  8. Sampath Thiruveedi, M.D.Kettering, OH 454291992938294

Common questions

What is Siva Ambalavanan, MD's NPI number?

Siva Ambalavanan, MD's National Provider Identifier (NPI) is 1346222643, issued on Nov 14, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Siva Ambalavanan, MD located?

The NPPES record lists a practice address at 500 Lincoln Park Blvd, Kettering, OH, 45429. Phone: (937) 222-3118. Providers update this record themselves, so call before visiting.

How can I verify Siva Ambalavanan, MD's license?

NPPES lists Ohio license number 74675, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Siva Ambalavanan, MD prescribe under Medicare Part D?

In 2024, Siva Ambalavanan, MD had 1,311 Medicare Part D claims for 223 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.

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.