Joshua Grosser, MD
NPI 1710739289 · Internal Medicine Physician · Portland, OR
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joshua Grosser, MD is a Internal Medicine Physician provider in Portland, OR (NPI 1710739289).
Provider details
- NPI number
- 1710739289
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2024-04-05
- Last updated
- 2025-07-23
- Certified
- 2025-07-23
Frequently asked questions
- What is Joshua Grosser's NPI number?
- Joshua Grosser's National Provider Identifier (NPI) is 1710739289, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joshua Grosser's specialty?
- Joshua Grosser is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joshua Grosser located?
- Joshua Grosser's practice location on file with NPPES is 9205 Sw Barnes Rd, Portland, OR 97225-6603.
- What is Joshua Grosser's phone number?
- The practice phone number listed in the NPPES registry for Joshua Grosser is (503) 216-2621.
- Does Joshua Grosser accept Medicare?
- Joshua Grosser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joshua Grosser's NPI active?
- Yes — Joshua Grosser's NPI (1710739289) is active in the NPPES registry as of the last update on 2025-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.