Nathaniel Greene, M.D.
NPI 1477787018 · Anesthesiology Physician · Portland, OR
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathaniel Greene, M.D. is a Anesthesiology Physician provider in Portland, OR (NPI 1477787018).
Provider details
- NPI number
- 1477787018
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2014-00383 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-05-12
- Last updated
- 2019-08-02
Frequently asked questions
- What is Nathaniel Greene's NPI number?
- Nathaniel Greene's National Provider Identifier (NPI) is 1477787018, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathaniel Greene's specialty?
- Nathaniel Greene is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nathaniel Greene located?
- Nathaniel Greene's practice location on file with NPPES is 707 Sw Washington St Ste 700, Portland, OR 97205-3523.
- What is Nathaniel Greene's phone number?
- The practice phone number listed in the NPPES registry for Nathaniel Greene is (503) 299-9906.
- Does Nathaniel Greene accept Medicare?
- Nathaniel Greene is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathaniel Greene's NPI active?
- Yes — Nathaniel Greene's NPI (1477787018) is active in the NPPES registry as of the last update on 2019-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.