NPPES file of Aug 9, 2026

Christopher H. Chu, MD

Allergy & Immunology (Internal Medicine) Physician · Boston, MA

Christopher H. Chu, MD is an allergy & immunology (internal medicine) physician with a practice address in Boston, Massachusetts, and NPI 1699271551, issued on Mar 31, 2018. Check the license (Massachusetts 289592, 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
1699271551
Name
Christopher H. Chu
Credential
MD
Primary taxonomy
Allergy & Immunology (Internal Medicine) Physician 207RA0201X
License number
289592 MA
Self-reported in NPPES; status is on the state search
Practice location
725 Albany St Suite 9B, Boston, MA 02118
Phone
(617) 638-7480
Enumerated
Mar 31, 2018
Record last updated
Nov 25, 2024
Fax
(617) 638-7486
Medicare enrollment
Enrolled (PECOS I20241114002087); accepts Medicare assignment
Medical or professional school
University Of South Carolina School Of Medicine, 2018
Telehealth
Offers telehealth (CMS)
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.
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Verify Christopher H. Chu 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 289592
    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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34% fewer Medicare Part D claims than the average allergy & immunology (internal medicine) physician in 2024

519 Medicare Part D claims for 170 beneficiaries, against an average of 789 among the 429 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims.

  1. Christopher Chu519
  2. Specialty average789

Most prescribed

  1. Montelukast Sodium79 claims
  2. Azelastine Hcl66 claims
  3. Fluticasone Propionate60 claims
  4. Ipratropium Bromide44 claims
  5. Albuterol Sulfate Hfa38 claims
  6. Epinephrine32 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: $9,163.03

116 payments; by number, the most common kind was food and beverage; the largest payer was Csl Behring. The 321 providers of this specialty with any payment received $7,456.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christopher Chu$9,163.03
  2. Specialty average$7,456.30

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 3 group practices

  1. Atlanta Allergy And Asthma Clinic PAMarietta, GA
  2. Coastal Medical AssociatesWeymouth, MA
  3. Evans Medical Foundation IncBoston, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Allergy & Immunology (Internal Medicine) Physician providers in Massachusetts

There are 25 allergy & immunology (internal medicine) physician records in Massachusetts.

Other allergy & immunology (internal medicine) physician records in Massachusetts

  1. Ayobami Akenroye, MD, MPHChestnut Hill, MA1881005379
  2. Rawaa Alnabulsi, MDGreenfield, MA1467955237
  3. Sara Barmettler, MDBoston, MA1689949935
  4. Nora Barrett, M.D.Chestnut Hill, MA1770552838
  5. Javier Cabrera-Perez, MD, PHDBoston, MA1124523048
  6. Ryan Din, MDBoston, MA1679139133
  7. Ryan Eid, MDDuxbury, MA1215464540
  8. Margarita Garriga, MDBoston, MA1457341927
  9. John Hein, MDNewburyport, MA1649298050
  10. George Huang, MDBoston, MA1861920845

Common questions

What is Christopher H. Chu, MD's NPI number?

Christopher H. Chu, MD's National Provider Identifier (NPI) is 1699271551, issued on Mar 31, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Christopher H. Chu, MD located?

The NPPES record lists a practice address at 725 Albany St Suite 9B, Boston, MA, 02118. Phone: (617) 638-7480. Providers update this record themselves, so call before visiting.

How can I verify Christopher H. Chu, MD's license?

NPPES lists Massachusetts license number 289592, 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 Christopher H. Chu, MD prescribe under Medicare Part D?

In 2024, Christopher H. Chu, MD had 519 Medicare Part D claims for 170 beneficiaries; the average among allergy & immunology (internal medicine) physician prescribers was 789. 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.