Kathryn Retzler, N.D.
NPI 1467538926 · Naturopath · Portland, OR
Kathryn Retzler, N.D. is a Naturopath provider in Portland, OR (NPI 1467538926).
Provider details
- NPI number
- 1467538926
- Entity type
- Individual
- Primary specialty
- NaturopathOther Service Providers
- Credential
- N.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1131 (OR)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 162 | 53 |
| Levothyroxine Sodium | 144 | 40 |
| Progesterone, Micronizedbrand: Progesterone | 93 | 26 |
| Ezetimibe | 83 | 30 |
| Olmesartan Medoxomil | 62 | 19 |
| Amlodipine Besylate | 41 | 12 |
| Estradiolbrand: Estradiol (twice Weekly) | 39 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Kathryn Retzler's NPI number?
- Kathryn Retzler's National Provider Identifier (NPI) is 1467538926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Retzler's specialty?
- Kathryn Retzler is listed in the NPPES registry with a primary specialty of Naturopath (Other Service Providers).
- Where is Kathryn Retzler located?
- Kathryn Retzler's practice location on file with NPPES is 214 Ne 20th Ave, Portland, OR 97232-3021.
- What is Kathryn Retzler's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Retzler is (503) 230-7990.
- Is Kathryn Retzler's NPI active?
- Yes — Kathryn Retzler's NPI (1467538926) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.