NPPES file of Aug 9, 2026

Mitchell A. Hawkey, MD

Nephrology Physician · Portland, OR

Mitchell A. Hawkey, MD is a nephrology physician with a practice address in Portland, Oregon, and NPI 1144298209, issued on Mar 14, 2006. Check the license (Oregon MD23358, 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
1144298209
Name
Mitchell A. Hawkey
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License numbers
MD23358 OR
MD-20813 HI
MD60116211 WA
Self-reported in NPPES; status is on the state search
Practice location
9155 SW Barnes RD Ste 402, Portland, OR 97225
Phone
(503) 292-7704
Enumerated
Mar 14, 2006
Record last updated
Sep 25, 2025
Fax
(503) 292-7046
Medicare enrollment
Enrolled (PECOS I20200108001545); accepts Medicare assignment
Medical or professional school
New York University School Of Medicine, 1997
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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Also registered at 9155 SW Barnes RD Ste 402

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

  1. Amber Hertz-Tang, MDNephrology Physician1750700076
  2. Nicole Kemper, MDNephrology Physician1326251828
  3. Thomas Kennefick, MDNephrology Physician1639148737
  4. Jean Mathew, MDNephrology Physician1497730808
  5. Chloe Porter, PACMedical Physician Assistant1972168045
  6. Kathleen Towsey, PA-CMedical Physician Assistant1467750646

Verify Mitchell A. Hawkey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD23358
    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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44% more Medicare Part D claims than the average nephrology physician in 2024

2,105 Medicare Part D claims for 452 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.

  1. Mitchell Hawkey2,105
  2. Specialty average1,465

Most prescribed

  1. Calcitriol278 claims
  2. Amlodipine Besylate130 claims
  3. Lisinopril91 claims
  4. Nifedipine Er86 claims
  5. Allopurinol81 claims
  6. Atorvastatin Calcium76 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. Northwest Renal Clinic IncWailuku, HI

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

Mitchell A. Hawkey among 136 nephrology physician records in Oregon

Mitchell A. Hawkey, MD is one of 136 nephrology physician records with a practice address in Oregon. 83% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 54% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1997 · median 2003 among the 92 with a school on file
  • Record last updated2025 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Oregon

There are 136 nephrology physician records in Oregon.

The 8 nephrology physician records with the nearest ZIP codes

  1. Karen Douek, MDPortland, OR 972251952370041
  2. Amy Hackett, MDPortland, OR 972251851468466
  3. Amber Hertz-Tang, MDPortland, OR 972251750700076
  4. Nicole Kemper, MDPortland, OR 972251326251828
  5. Thomas Kennefick, MDPortland, OR 972251639148737
  6. Jean Mathew, MDPortland, OR 972251497730808
  7. Fareha Nawaz, MDPortland, OR 972251770702839
  8. Firas Khoury, MDTigard, OR 972241013933480

Common questions

What is Mitchell A. Hawkey, MD's NPI number?

Mitchell A. Hawkey, MD's National Provider Identifier (NPI) is 1144298209, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mitchell A. Hawkey, MD located?

The NPPES record lists a practice address at 9155 SW Barnes RD Ste 402, Portland, OR, 97225. Phone: (503) 292-7704. Providers update this record themselves, so call before visiting.

How can I verify Mitchell A. Hawkey, MD's license?

NPPES lists Oregon license number MD23358, 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 Mitchell A. Hawkey, MD prescribe under Medicare Part D?

In 2024, Mitchell A. Hawkey, MD had 2,105 Medicare Part D claims for 452 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.