Peter Ngo, MD
Pediatric Gastroenterology Physician · Boston, MA
Peter Ngo, MD is a pediatric gastroenterology physician with a practice address in Boston, Massachusetts, and NPI 1225028301, issued on Oct 28, 2005. Check the license (Massachusetts 217506, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Peter Ngo
- Credential
- MD
- Primary taxonomy
- Pediatric Gastroenterology Physician 2080P0206X
- License number
- 217506 MA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Washington St # 213, Boston, MA 02111
- Phone
- (617) 636-3266
- Enumerated
- Oct 28, 2005
- Record last updated
- Apr 7, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (617) 636-8718
- Medicare enrollment
- Enrolled (PECOS I20050104000965); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest pediatric gastroenterology physician records → All 135 in Massachusetts → Look up another NPI →
Verify Peter Ngo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 217506Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average pediatric gastroenterology physician in 2024
50 Medicare Part D claims, against an average of 42 among the 289 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Famotidine19 claims
- Nexium11 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
- Children's Hospital Pediatric Associates, IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Peter Ngo among 135 pediatric gastroenterology physician records in Massachusetts
Peter Ngo, MD is one of 135 pediatric gastroenterology physician records with a practice address in Massachusetts. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2000 · median 2004 among the 67 with a school on file
- Record last updated2010 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0206X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Gastroenterology Physician providers in Massachusetts
There are 135 pediatric gastroenterology physician records in Massachusetts.
All 135 in Massachusetts → Every provider in Boston → Pediatric Gastroenterology Physician nationwide →
The 8 pediatric gastroenterology physician records with the nearest ZIP codes
- Silvana Bonilla, M.D.Boston, MA 021111770749749
- Alejandro Flores Sandoval, MDBoston, MA 021111316950074
- Erin Mauney, MDBoston, MA 021111578067104
- Caitriona McGovern, M.D.Boston, MA 021111659733087
- Brian Regan, D.O.Boston, MA 021111235279183
- Khoa Tran, M.D.Boston, MA 021111437335239
- Gary Fanjiang, MDBoston, MA 021141982694147
- Alison Hoppin, MDBoston, MA 021141124019195
Common questions
What is Peter Ngo, MD's NPI number?
Peter Ngo, MD's National Provider Identifier (NPI) is 1225028301, issued on Oct 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Peter Ngo, MD located?
The NPPES record lists a practice address at 800 Washington St # 213, Boston, MA, 02111. Phone: (617) 636-3266. Providers update this record themselves, so call before visiting.
How can I verify Peter Ngo, MD's license?
NPPES lists Massachusetts license number 217506, 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 Peter Ngo, MD prescribe under Medicare Part D?
In 2024, Peter Ngo, MD had 50 Medicare Part D claims; the average among pediatric gastroenterology physician prescribers was 42. 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.