NPPES file of Aug 9, 2026

Katharine O. White, MD

Obstetrics & Gynecology Physician · Boston, MA

Katharine O. White, MD is an obstetrics & gynecology physician with a practice address in Boston, Massachusetts, and NPI 1770508723, issued on Jul 12, 2006. Check the license (Massachusetts 241063, 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
1770508723
Name
Katharine O. White
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
241063 MA
Self-reported in NPPES; status is on the state search
Practice location
850 Harrison Ave, Boston, MA 02118
Phone
(617) 414-2000
Enumerated
Jul 12, 2006
Record last updated
May 7, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(617) 414-5798
Medicaid ID
S400137686 MA
Medicare enrollment
Enrolled (PECOS I20090919000061); accepts Medicare assignment
Medical or professional school
Rutgers New Jersey Medical School, 1998
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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Also registered at 850 Harrison Ave

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

  1. Jodi Abbott, MDMaternal & Fetal Medicine Physician1346222692
  2. Mayssa Aboody, CNMAdvanced Practice Midwife1780455998
  3. Zinah Abukhalil-Quinonez, LICSWClinical Social Worker1376662627
  4. Kirsten AdamsObstetrics & Gynecology Physician1477203446
  5. William Adams, MDPediatrics Physician1255314696
  6. Soukaina Adolphe, M.D.Pediatrics Physician1760579155

Verify Katharine O. White 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 241063
    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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79% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

34 Medicare Part D claims for 13 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Katharine White34
  2. Specialty average165

Most prescribed

  1. Minocycline Hcl11 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: $25.40

1 payment: food and beverage; the largest payer was Sandoz Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katharine White$25.40
  2. Specialty average$1,030.61

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

Bills Medicare through one group practice

  1. Boston University Obstetrics And Gynecology Foundation IncBoston, MA

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

Obstetrics & Gynecology Physician providers in Massachusetts

There are 1,127 obstetrics & gynecology physician records in Massachusetts.

Other obstetrics & gynecology physician records in Massachusetts

  1. Mary Kathryn Abel, ABBoston, MA1699415778
  2. Marie Elise Abi Antoun, MDBoston, MA1356042626
  3. Ashley Ackerman, MDBrookline, MA1205930625
  4. Christina Acocella, M.D.Framingham, MA1487090023
  5. Kirsten AdamsBoston, MA1477203446
  6. Tejumola Adegoke, MDBoston, MA1356768600
  7. David Adelstein, D.O.Wareham, MA1619994290
  8. William Agel, MDHyannis, MA1871560375
  9. Agnes Ahn, DONorwood, MA1508848722
  10. Tracey Akanbi, M.D.Boston, MA1649686874

Common questions

What is Katharine O. White, MD's NPI number?

Katharine O. White, MD's National Provider Identifier (NPI) is 1770508723, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Katharine O. White, MD located?

The NPPES record lists a practice address at 850 Harrison Ave, Boston, MA, 02118. Phone: (617) 414-2000. Providers update this record themselves, so call before visiting.

How can I verify Katharine O. White, MD's license?

NPPES lists Massachusetts license number 241063, 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 Katharine O. White, MD prescribe under Medicare Part D?

In 2024, Katharine O. White, MD had 34 Medicare Part D claims for 13 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.