Caitlin Fields, PA-C
Medical Physician Assistant · Portland, OR
Caitlin Fields, PA-C is a medical physician assistant with a practice address in Portland, Oregon, and NPI 1609174275, issued on Mar 7, 2011. Check the license (Oregon PA1520985, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Caitlin Fields
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- PA1520985 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1111 NE 99TH Ave Ste 200, Portland, OR 97220
- Phone
- (503) 963-3030
- Enumerated
- Mar 7, 2011
- Entity
- Type 1 · individual
Also registered at 1111 NE 99TH Ave Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Tiffany Choi, PA-CPhysician Assistant1245993419
- Granthem Farr, DOPulmonary Disease Physician1912298696
- Bradford Glavan, MDPulmonary Disease Physician1255441739
- Carly Griffin, FNPFamily Nurse Practitioner1558748293
Verify Caitlin Fields in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license PA1520985Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
35% fewer Medicare Part D claims than the average medical physician assistant in 2024
737 Medicare Part D claims for 110 beneficiaries, against an average of 1,139 among the 25,090 providers of this specialty who prescribed in Part D. Brand-name drugs were 65% of claims.
Most prescribed
- Trelegy Ellipta118 claims
- Albuterol Sulfate Hfa114 claims
- Montelukast Sodium56 claims
- Breo Ellipta46 claims
- Prednisone45 claims
- Spiriva Respimat44 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: $132.24
6 payments, mostly food and beverage; the largest payer was GlaxoSmithKline, LLC.. The 16,940 providers of this specialty with any payment received $1,050.90 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital or facility affiliation
- The Oregon Clinic, PCPortland, OR
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Medical Physician Assistant providers in Oregon
There are 665 medical physician assistant records in Oregon.
Other medical physician assistant records in Oregon
- Alyssa Abbey, PA-CBend, OR1992830152
- Taylor Abdala, PAStayton, OR1528694221
- Diana Aby-Daniel, PAPortland, OR1740516053
- Lola Achilova, P.A.-CPortland, OR1548546328
- Freddie AdameSalem, OR1811730542
- Joanna Adams, PA-CPortland, OR1538587795
- Vesna Ader, PA-CPortland, OR1467528398
- Erica Akbari, PA-CSalem, OR1659700029
- Hanna Allwein, PA-CTigard, OR1073963013
- Dennis AlvarezKlamath Falls, OR1518777630
Common questions
What is Caitlin Fields, PA-C's NPI number?
Caitlin Fields, PA-C's National Provider Identifier (NPI) is 1609174275, issued on Mar 7, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Caitlin Fields, PA-C located?
The NPPES record lists a practice address at 1111 NE 99TH Ave Ste 200, Portland, OR, 97220. Phone: (503) 963-3030. Providers update this record themselves, so call before visiting.
How can I verify Caitlin Fields, PA-C's license?
NPPES lists Oregon license number PA1520985, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Caitlin Fields, PA-C prescribe under Medicare Part D?
In 2024, Caitlin Fields, PA-C had 737 Medicare Part D claims for 110 beneficiaries; the average among medical physician assistant prescribers was 1,139. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.