NPPES file of Aug 9, 2026

Po-Hsi Wu, D.M.D.

Pediatric Dentistry · North Billerica, MA

Po-Hsi Wu, D.M.D. is a pediatric dentistry with a practice address in North Billerica, Massachusetts, and NPI 1851457964, issued on Jan 1, 2007. Check the license (Massachusetts 18638, as entered in NPPES) with the Massachusetts board that licenses this profession; 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
1851457964
Name
Po-Hsi Wu
Credential
D.M.D.
Primary taxonomy
Pediatric Dentistry 1223P0221X
License number
18638 MA
Self-reported in NPPES; status is on the state search
Practice location
199 Boston RD, North Billerica, MA 01862
Phone
(978) 439-0155
Enumerated
Jan 1, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
0278467 MA
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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Also registered at 199 Boston RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sweta ChotraniNurse Practitioner1154832723
  2. Ashok Joshi, M.D.Internal Medicine Physician1679568331
  3. Chih-Ming Ko, D.M.D.Pediatric Dentistry1922156082
  4. Wai Lee, D.M.D.General Practice Dentistry1235296179
  5. Joseph WuDentist1437841442
  6. Syin-Ying Yu, DMDOrthodontics and Dentofacial Orthopedics Dentistry1962548628

Verify Po-Hsi Wu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 18638
    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
Find the Massachusetts license search

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40% fewer Medicare Part D claims than the average pediatric dentistry in 2024

18 Medicare Part D claims for 16 beneficiaries, against an average of 30 among the 274 providers of this specialty who prescribed in Part D.

  1. Po-Hsi Wu18
  2. Specialty average30

Most prescribed

  1. Amoxicillin11 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.

Po-Hsi Wu among 356 pediatric dentistry records in Massachusetts

Po-Hsi Wu, D.M.D. is one of 356 pediatric dentistry records with a practice address in Massachusetts. 19% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 28% of them.

  • NPI issued2007 · 28% of these records are older, 58% newer
  • In a Medicare fileYes · 19% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0221X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2 pediatric dentistry records list a practice address in North Billerica

They are 2 of the 76 NPPES records with a practice address in North Billerica, and 356 pediatric dentistry records in Massachusetts.

The 8 pediatric dentistry records with the nearest ZIP codes

  1. Chih-Ming Ko, D.M.D.North Billerica, MA 018621922156082
  2. Joseph Becht, DMDLowell, MA 018521336196823
  3. Mona Daneshi, DDSLowell, MA 018521639465396
  4. Ansony Kim, D.D.SLowell, MA 018521164863833
  5. Aaron Watman, DDSLowell, MA 018521568423481
  6. Steven Demetriou, DMDTewksbury, MA 018761053328021
  7. William Bourassa, D.M.D.North Andover, MA 018451427261734
  8. Seayoon AnMethuen, MA 018441851815369

Common questions

What is Po-Hsi Wu, D.M.D.'s NPI number?

Po-Hsi Wu, D.M.D.'s National Provider Identifier (NPI) is 1851457964, issued on Jan 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Po-Hsi Wu, D.M.D. located?

The NPPES record lists a practice address at 199 Boston RD, North Billerica, MA, 01862. Phone: (978) 439-0155. Providers update this record themselves, so call before visiting.

How can I verify Po-Hsi Wu, D.M.D.'s license?

NPPES lists Massachusetts license number 18638, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Po-Hsi Wu, D.M.D. prescribe under Medicare Part D?

In 2024, Po-Hsi Wu, D.M.D. had 18 Medicare Part D claims for 16 beneficiaries; the average among pediatric dentistry prescribers was 30. 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.