John Gullo, MD
Internal Medicine Physician · Brunswick, ME
John Gullo, MD is an internal medicine physician with a practice address in Brunswick, Maine, and NPI 1700865243, issued on Jan 12, 2006. Check the license on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- John Gullo
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 329 Maine St Ste E101, Brunswick, ME 04011
- Phone
- (207) 373-2266
- Enumerated
- Jan 12, 2006
- Entity
- Type 1 · individual
Also registered at 329 Maine St Ste E101
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gretchen Gimbel, PA-CPhysician Assistant1417307489
- Hillary Glick, M.D.Hematology & Oncology Physician1801241989
- Renee Pinette, MDObstetrics & Gynecology Physician1558788489
- Allison Smith, M.D.Hematology & Oncology Physician1942695564
- Helen YuanInternal Medicine Physician1376034157
Verify John Gullo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
76% fewer Medicare Part D claims than the average internal medicine physician in 2024
680 Medicare Part D claims for 102 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 61 claims were for opioids.
Most prescribed
- Prednisone93 claims
- Prochlorperazine Maleate79 claims
- Dexamethasone46 claims
- Abiraterone Acetate43 claims
- Ondansetron Hcl37 claims
- Letrozole33 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 Medicare quality score for 2023: 98.1 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: $96.51
1 payment, mostly food and beverage; the largest payer was Tempus AI, Inc. The 65,274 providers of this specialty with any payment received $2,536.66 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.
One hospital or facility affiliation
- MainehealthPortland, ME
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
29 internal medicine physician records list a Brunswick practice address
They are 29 of the 981 NPPES records with a Brunswick practice address, and 743 internal medicine physician records in Maine.
All 29 in Brunswick → All 743 in Maine → Every provider in Brunswick →
Other internal medicine physician records in Maine
- Christopher Abbott, D.O.Lewiston, ME1982043329
- Karen Abernathy, M.D.Rockport, ME1124312335
- Hassan Abouleish, MDHoulton, ME1255300307
- Philip Abraham, M.D.Kittery, ME1497750764
- Alexander Abud, MDRockport, ME1235669706
- Elizabeth Ackerson, MDPortland, ME1912920117
- Lindsey Ackley-Pozzessere, DOBrunswick, ME1477991842
- Todd Adams, MDMoody, ME1427165778
- Adedeji Ademiluyi, MDBiddeford, ME1467013268
- Jason Adler, MDSouth Portland, ME1194252148
Common questions
What is John Gullo, MD's NPI number?
John Gullo, MD's National Provider Identifier (NPI) is 1700865243, issued on Jan 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Gullo, MD located?
The NPPES record lists a practice address at 329 Maine St Ste E101, Brunswick, ME, 04011. Phone: (207) 373-2266. Providers update this record themselves, so call before visiting.
How can I verify John Gullo, MD's license?
Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Gullo, MD prescribe under Medicare Part D?
In 2024, John Gullo, MD had 680 Medicare Part D claims for 102 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is John Gullo, MD's Medicare quality score?
The 2023 MIPS final score is 98.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.