Ajay Nanavati, MD
Internal Medicine Physician · Chelmsford, MA
Ajay Nanavati, MD is an internal medicine physician with a practice address in Chelmsford, Massachusetts, and NPI 1811905961, issued on Aug 4, 2006. Check the license (Massachusetts 220686, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Ajay Nanavati
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 220686 MA
12534 NH
Self-reported in NPPES; status is on the state search - Practice location
- 4 Courthouse LN Unit 1-3, Chelmsford, MA 01824
- Phone
- (978) 293-0089
- Enumerated
- Aug 4, 2006
- Record last updated
- Oct 16, 2025
- Fax
- (617) 636-4822
- Medicaid IDs
- 110090585A MA
30204715 NH - Medicare enrollment
- Enrolled (PECOS I20071227000298); may accept Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Verify Ajay Nanavati in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 220686Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average internal medicine physician in 2024
7,189 Medicare Part D claims for 500 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 176 claims were for opioids.
Most prescribed
- Atorvastatin Calcium356 claims
- Omeprazole208 claims
- Amlodipine Besylate188 claims
- Metformin Hcl186 claims
- Lisinopril184 claims
- Metoprolol Succinate184 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: $239.79
7 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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 3 group practices
- Lawrence General Community Medical Service PLLCChelmsford, MA
- New England Community Medical Services PLLCChelmsford, MA
- Rapidmdnow CorporationChelmsford, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ajay Nanavati among 6,825 internal medicine physician records in Massachusetts
Ajay Nanavati, MD is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2000 · median 2004 among the 4,103 with a school on file
- Record last updated2025 · 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 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
34 internal medicine physician records list a practice address in Chelmsford
They are 34 of the 937 NPPES records with a practice address in Chelmsford, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Chelmsford → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Shamim Dahod, M.D.Chelmsford, MA 018241710971379
- Karen Dasilva, M.D.Chelmsford, MA 018241851364889
- Richard Deamicis, M.D.Chelmsford, MA 018241801865233
- Milton Drake, M.D.Chelmsford, MA 018241750354700
- Damian FolchChelmsford, MA 018241225002066
- Jorge Gonzalez, M.D.Chelmsford, MA 018241821081209
- Raj Gupta, M.D.Chelmsford, MA 018241346215605
- Wen Yee Lee, M.D.Chelmsford, MA 018241396701777
Common questions
What is Ajay Nanavati, MD's NPI number?
Ajay Nanavati, MD's National Provider Identifier (NPI) is 1811905961, issued on Aug 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ajay Nanavati, MD located?
The NPPES record lists a practice address at 4 Courthouse LN Unit 1-3, Chelmsford, MA, 01824. Phone: (978) 293-0089. Providers update this record themselves, so call before visiting.
How can I verify Ajay Nanavati, MD's license?
NPPES lists Massachusetts license number 220686, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ajay Nanavati, MD prescribe under Medicare Part D?
In 2024, Ajay Nanavati, MD had 7,189 Medicare Part D claims for 500 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.