NPPES file of Aug 9, 2026

Lisa Marin Sommers Szczepanski, M.D.

Internal Medicine Physician · Spokane, WA

Lisa Marin Sommers Szczepanski, M.D. is an internal medicine physician with a practice address in Spokane, Washington, and NPI 1396788311, issued on Jun 14, 2006. Check the license (Washington MD70108028, as entered in NPPES) on the Washington Medical Commission; 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
1396788311
Name
Lisa Marin Sommers Szczepanski
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
MD70108028 WA
43045 CO
Self-reported in NPPES; status is on the state search
Practice location
624 E Front Ave, Spokane, WA 99202
Phone
(509) 626-9900
Enumerated
Jun 14, 2006
Record last updated
May 15, 2026
Medicaid ID
13358766 CO
Medicare enrollment
Enrolled (PECOS I20051012000320); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 2001
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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8 nearest internal medicine physician records → All 3,079 in Washington → Look up another NPI →

Also registered at 624 E Front Ave

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

  1. Andrew Acob, M.D.Student in an Organized Health Care Education/Training Program1811422991
  2. Mohammad Alkheder, MDPsychiatry Physician1477176220
  3. Drew Anderson, MDStudent in an Organized Health Care Education/Training Program1083293575
  4. Henry Arguinchona, MDInfectious Disease Physician1740228170
  5. Ruth Armstrong, MDFamily Medicine Physician1093410235
  6. Jobe Ashby, MDInternal Medicine Physician1871288555

Verify Lisa Marin Sommers Szczepanski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD70108028    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 Washington license search

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25% more Medicare Part D claims than the average internal medicine physician in 2024

3,955 Medicare Part D claims for 440 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 182 claims were for opioids.

  1. Lisa Szczepanski3,955
  2. Specialty average3,176

Most prescribed

  1. Levothyroxine Sodium309 claims
  2. Atorvastatin Calcium292 claims
  3. Rosuvastatin Calcium156 claims
  4. Lisinopril134 claims
  5. Losartan Potassium129 claims
  6. Amlodipine Besylate127 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. Colorado Permanente Medical Group PCDenver, CO

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

Lisa Marin Sommers Szczepanski among 3,079 internal medicine physician records in Washington

Lisa Marin Sommers Szczepanski, M.D. is one of 3,079 internal medicine physician records with a practice address in Washington. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 55% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2001 · median 2006 among the 1,852 with a school on file
  • Record last updated2026 · 63% 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 Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

230 internal medicine physician records list a practice address in Spokane

They are 230 of the 14,049 NPPES records with a practice address in Spokane, and 3,079 internal medicine physician records in Washington.

All 3,079 in Washington → Every provider in Spokane → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Judy Benson, M.D.Spokane, WA 992021922081884
  2. Todd Gottschalk, DOSpokane, WA 992021457456873
  3. Michael Hixon, M.D.Spokane, WA 992021396850756
  4. Raluca Ionescu, MDSpokane, WA 992021497721211
  5. D'Arcy Johnson, MDSpokane, WA 992021083608616
  6. Michael Kerkering, M.D.Spokane, WA 992021881602910
  7. Thomas Laselle, MDSpokane, WA 992021932191343
  8. Charles Laudenbach, MDSpokane, WA 992021255324638

Common questions

What is Lisa Marin Sommers Szczepanski, M.D.'s NPI number?

Lisa Marin Sommers Szczepanski, M.D.'s National Provider Identifier (NPI) is 1396788311, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lisa Marin Sommers Szczepanski, M.D. located?

The NPPES record lists a practice address at 624 E Front Ave, Spokane, WA, 99202. Phone: (509) 626-9900. Providers update this record themselves, so call before visiting.

How can I verify Lisa Marin Sommers Szczepanski, M.D.'s license?

NPPES lists Washington license number MD70108028, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Lisa Marin Sommers Szczepanski, M.D. prescribe under Medicare Part D?

In 2024, Lisa Marin Sommers Szczepanski, M.D. had 3,955 Medicare Part D claims for 440 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.