NPPES file of Aug 9, 2026

Maho Gullo

Nephrology Physician · Watertown, MA

Maho Gullo is a nephrology physician with a practice address in Watertown, Massachusetts, and NPI 1134085939, issued on Dec 25, 2025. Check the license (Massachusetts 3019715, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1134085939
Name
Maho Gullo
Primary taxonomy
Nephrology Physician 207RN0300X
License number
3019715 MA
Self-reported in NPPES; status is on the state search
Practice location
130 Arsenal St Unit 1105, Watertown, MA 02472
Phone
(617) 820-7544
Enumerated
Dec 25, 2025
Record last updated
Dec 25, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Maho Gullo 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 3019715    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

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Nephrology Physician providers in Massachusetts

There are 417 nephrology physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 417 in Massachusetts → Every provider in Watertown →

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 Maho Gullo's NPI number?

Maho Gullo's National Provider Identifier (NPI) is 1134085939, issued on Dec 25, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Maho Gullo located?

The NPPES record lists a practice address at 130 Arsenal St Unit 1105, Watertown, MA, 02472. Phone: (617) 820-7544. Providers update this record themselves, so call before visiting.

How can I verify Maho Gullo's license?

NPPES lists Massachusetts license number 3019715, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.