NPPES file of Aug 9, 2026

Kathryn Jo Glassberg, MD

Internal Medicine Physician · Portland, OR

Kathryn Jo Glassberg, MD is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1821274069, issued on Jan 17, 2008. Check the license (Oregon MD29418, as entered in NPPES) on the Oregon Medical Board; 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
1821274069
Name
Kathryn Jo Glassberg
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD29418 OR
Self-reported in NPPES; status is on the state search
Practice location
1700 NE 102ND Ave, Portland, OR 97220
Phone
(503) 813-2000
Enumerated
Jan 17, 2008
Record last updated
Sep 22, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100222000576); accepts Medicare assignment
Medical or professional school
Oregon Health Sciences University School Of Medicine, 2006
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 1700 NE 102ND Ave

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

  1. John Anderson, M.D.Pediatrics Physician1790974038
  2. Kristen Bender, NPNurse Practitioner1851023451
  3. Katherine Clayton, MDPediatrics Physician1952544637
  4. Christina Dale, RPHPharmacist1205385804
  5. Heidi Ferguson, MDFamily Medicine Physician1306810858
  6. Jessie Hann, MS,RD,LD,CD,CDCESRegistered Dietitian1104083492

Verify Kathryn Jo Glassberg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD29418
    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 Oregon license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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83% more Medicare Part D claims than the average internal medicine physician in 2024

5,819 Medicare Part D claims for 563 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 358 claims were for opioids.

  1. Kathryn Glassberg5,819
  2. Specialty average3,176

Most prescribed

  1. Rosuvastatin Calcium386 claims
  2. Losartan Potassium348 claims
  3. Atorvastatin Calcium307 claims
  4. Levothyroxine Sodium249 claims
  5. Metoprolol Tartrate189 claims
  6. Lisinopril183 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

  1. Kaiser Foundation Health Plan OF The NorthwestClackamas, OR

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

Kathryn Jo Glassberg among 2,116 internal medicine physician records in Oregon

Kathryn Jo Glassberg, MD is one of 2,116 internal medicine physician records with a practice address in Oregon. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 55% of them.

  • NPI issued2008 · 55% of these records are older, 40% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2006 · median 2008 among the 1,232 with a school on file
  • Record last updated2015 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

889 internal medicine physician records list a practice address in Portland

They are 889 of the 42,088 NPPES records with a practice address in Portland, and 2,116 internal medicine physician records in Oregon.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Soraya Abbassian, M.D.Portland, OR 972201225029184
  2. Mahnaz Ahmad, M.D.Portland, OR 972201124046727
  3. Michael Bower, MDPortland, OR 972201700814936
  4. Kay Gates, MDPortland, OR 972201437194891
  5. Richard Gicking, MDPortland, OR 972201477524338
  6. Richard Hsu, MDPortland, OR 972201174552491
  7. Linda Hungerford, MDPortland, OR 972201902832363
  8. Jennifer Lin, MDPortland, OR 972201114996485

Common questions

What is Kathryn Jo Glassberg, MD's NPI number?

Kathryn Jo Glassberg, MD's National Provider Identifier (NPI) is 1821274069, issued on Jan 17, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn Jo Glassberg, MD located?

The NPPES record lists a practice address at 1700 NE 102ND Ave, Portland, OR, 97220. Phone: (503) 813-2000. Providers update this record themselves, so call before visiting.

How can I verify Kathryn Jo Glassberg, MD's license?

NPPES lists Oregon license number MD29418, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kathryn Jo Glassberg, MD prescribe under Medicare Part D?

In 2024, Kathryn Jo Glassberg, MD had 5,819 Medicare Part D claims for 563 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.