Ganesh C. Natarajan, M.D.
Pulmonary Disease Physician · Brookfield, CT
Ganesh C. Natarajan, M.D. is a pulmonary disease physician with a practice address in Brookfield, Connecticut, and NPI 1073506317, issued on Aug 23, 2005. Check the license (Connecticut 039487, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Ganesh C. Natarajan
- Credential
- M.D.
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- 039487 CT
Self-reported in NPPES; status is on the state search - Practice location
- 940 Federal RD, Brookfield, CT 06804
- Phone
- (203) 740-2881
- Enumerated
- Aug 23, 2005
- Record last updated
- Mar 14, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (203) 740-8653
- Medicaid ID
- 001394874 CT
- Medicare enrollment
- Enrolled (PECOS I20040719001247); accepts Medicare assignment
- Medical or professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 1995
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 280 in Connecticut → Look up another NPI →
Also registered at 940 Federal RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Cohen, D.D.S.General Practice Dentistry1851395719
- Christine Waldron, DDSDentist1912210972
Verify Ganesh C. Natarajan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 039487Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% more Medicare Part D claims than the average pulmonary disease physician in 2024
2,516 Medicare Part D claims for 206 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. 22 claims were for opioids.
Most prescribed
- Albuterol Sulfate Hfa252 claims
- Montelukast Sodium202 claims
- Trelegy Ellipta165 claims
- Prednisone146 claims
- Fluticasone Propionate118 claims
- Breo Ellipta109 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 MIPS final score for 2023 (Medicare payment program): 94.2 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,023.20
105 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 8,806 providers of this specialty with any payment received $5,159.88 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.
Ganesh C. Natarajan among 280 pulmonary disease physician records in Connecticut
Ganesh C. Natarajan, M.D. is one of 280 pulmonary disease physician records with a practice address in Connecticut. 85% 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, 79% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated1995 · median 2003 among the 210 with a school on file
- Record last updated2014 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in Connecticut
There are 280 pulmonary disease physician records in Connecticut.
All 280 in Connecticut → Every provider in Brookfield → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Larry Wasser, M.D.Brookfield, CT 068041124011457
- Guillermo Ballarino, M.D.Danbury, CT 068101386810802
- Thomas Botta, M.D.Danbury, CT 068101417177072
- John Chronakos, M.D.Danbury, CT 068101609801273
- Abhijith Hegde, M.D.Danbury, CT 068101588839336
- Loren Inigo-Santiago, M.D.Danbury, CT 068101851565154
- Eric Jimenez, M.D.Danbury, CT 068101619902285
- Douglas Kahn, D.O.Danbury, CT 068101063431682
Common questions
What is Ganesh C. Natarajan, M.D.'s NPI number?
Ganesh C. Natarajan, M.D.'s National Provider Identifier (NPI) is 1073506317, issued on Aug 23, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ganesh C. Natarajan, M.D. located?
The NPPES record lists a practice address at 940 Federal RD, Brookfield, CT, 06804. Phone: (203) 740-2881. Providers update this record themselves, so call before visiting.
How can I verify Ganesh C. Natarajan, M.D.'s license?
NPPES lists Connecticut license number 039487, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ganesh C. Natarajan, M.D. prescribe under Medicare Part D?
In 2024, Ganesh C. Natarajan, M.D. had 2,516 Medicare Part D claims for 206 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.
What is Ganesh C. Natarajan, M.D.'s MIPS final score?
The 2023 MIPS final score is 94.2 of 100. 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.