Margaret Q. Mallari, MD
Internal Medicine Physician · Berlin, NH
Margaret Q. Mallari, MD is an internal medicine physician with a practice address in Berlin, New Hampshire, and NPI 1295845535, issued on Aug 30, 2006. Check the license (New Hampshire 127409, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Margaret Q. Mallari
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 127409 NH
Self-reported in NPPES; status is on the state search - Practice location
- 133 Pleasant St, Berlin, NH 03570
- Phone
- (603) 752-2040
- Enumerated
- Aug 30, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (603) 752-7797
- Medicaid ID
- 30007254 NH
- Medicare enrollment
- Enrolled (PECOS I20051128000805); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 673 in New Hampshire → Look up another NPI →
Also registered at 133 Pleasant St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Alison Breault, FNP-BCFamily Medicine Physician1063027613
- Christopher Caracciolo, MDFamily Medicine Physician1073171435
- Javier Cardenas, M.D.Family Medicine Physician1134168859
Verify Margaret Q. Mallari in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 127409Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% more Medicare Part D claims than the average internal medicine physician in 2024
3,391 Medicare Part D claims for 92 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 37 claims were for opioids.
Most prescribed
- Levothyroxine Sodium172 claims
- Furosemide154 claims
- Gabapentin136 claims
- Atorvastatin Calcium133 claims
- Metoprolol Tartrate130 claims
- Sertraline Hcl130 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.
Bills Medicare through one group practice
- County OF StraffordDover, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Q. Mallari among 673 internal medicine physician records in New Hampshire
Margaret Q. Mallari, MD is one of 673 internal medicine physician records with a practice address in New Hampshire. 81% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 50% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1998 · median 2005 among the 443 with a school on file
- Record last updated2007 · 53% 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 New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 internal medicine physician records list a practice address in Berlin
They are 4 of the 248 NPPES records with a practice address in Berlin, and 673 internal medicine physician records in New Hampshire.
All 673 in New Hampshire → Every provider in Berlin → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Joseph-Marie Jospitre, MDBerlin, NH 035701114943651
- Emilie Lilford, MDBerlin, NH 035701427676972
- Charanjit Veeramalla, MDBerlin, NH 035701114098852
- John Fothergill, M.D.Colebrook, NH 035761336198175
- Kristi Samson-Smith, RNColebrook, NH 035761477117182
- Kuyilan Karai SubramanianLittleton, NH 035611578995726
- Rebekah Reeves, M.D.Littleton, NH 035611235183344
- Kevin Silva, M.D.Littleton, NH 035611265486369
Common questions
What is Margaret Q. Mallari, MD's NPI number?
Margaret Q. Mallari, MD's National Provider Identifier (NPI) is 1295845535, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Q. Mallari, MD located?
The NPPES record lists a practice address at 133 Pleasant St, Berlin, NH, 03570. Phone: (603) 752-2040. Providers update this record themselves, so call before visiting.
How can I verify Margaret Q. Mallari, MD's license?
NPPES lists New Hampshire license number 127409, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Margaret Q. Mallari, MD prescribe under Medicare Part D?
In 2024, Margaret Q. Mallari, MD had 3,391 Medicare Part D claims for 92 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.