NPPES file of Aug 9, 2026

Humaira A. Mahmud, M.D.

Nephrology Physician · Marlborough, MA

Humaira A. Mahmud, M.D. is a nephrology physician with a practice address in Marlborough, Massachusetts, and NPI 1174581789, issued on May 3, 2006. Check the license (Massachusetts 154239, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1174581789
Name
Humaira A. Mahmud
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
154239 MA
Self-reported in NPPES; status is on the state search
Practice location
640 Bolton Street, Marlborough, MA 01752
Phone
(508) 281-5953
Enumerated
May 3, 2006
Record last updated
May 30, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(508) 229-2343
Medicare enrollment
Enrolled (PECOS I20041022000718); 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.
Download card Updates feed

Verify Humaira A. Mahmud in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 154239    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 Massachusetts 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

26% more Medicare Part D claims than the average nephrology physician in 2024

1,846 Medicare Part D claims for 144 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.

  1. Humaira Mahmud1,846
  2. Specialty average1,465

Most prescribed

  1. Carvedilol208 claims
  2. Kerendia150 claims
  3. Furosemide145 claims
  4. Lisinopril128 claims
  5. Amlodipine Besylate97 claims
  6. Spironolactone86 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: $299.86

8 payments; by number, the most common kind was education; the largest payer was Bayer Healthcare 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. Humaira Mahmud$299.86
  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.

Nephrology Physician providers in Massachusetts

There are 417 nephrology physician records in Massachusetts.

All 417 in Massachusetts → Every provider in Marlborough →

Other nephrology physician records in Massachusetts

  1. Amtul Aala, MDBoston, MA1174946347
  2. Reza Abdi, MDBoston, MA1356359368
  3. Marat Abdullin, M.D.Springfield, MA1619159712
  4. Vivian AbernethyBoston, MA1710960232
  5. Rekha Abichandani, M.D.Cambridge, MA1912033598
  6. Konstantin Abramov, M.D.Worcester, MA1992854707
  7. Krishna Agarwal, M.B.B.S.Springfield, MA1477916120
  8. Nikhil AgrawalBoston, MA1467722579
  9. Ayman Al Jurdi, M.D.Boston, MA1043690332
  10. Laith Al Rabadi, M.D.Boston, MA1821309188

Common questions

What is Humaira A. Mahmud, M.D.'s NPI number?

Humaira A. Mahmud, M.D.'s National Provider Identifier (NPI) is 1174581789, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Humaira A. Mahmud, M.D. located?

The NPPES record lists a practice address at 640 Bolton Street, Marlborough, MA, 01752. Phone: (508) 281-5953. Providers update this record themselves, so call before visiting.

How can I verify Humaira A. Mahmud, M.D.'s license?

NPPES lists Massachusetts license number 154239, 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 Humaira A. Mahmud, M.D. prescribe under Medicare Part D?

In 2024, Humaira A. Mahmud, M.D. had 1,846 Medicare Part D claims for 144 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.