R J Greenfield OD
NPI 1558401265 · Durable Medical Equipment & Medical Supplies · Keokuk, IA
Enrolled with Medicare as Dme Supplier - Physician - Optometrist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
R J Greenfield OD is a Durable Medical Equipment & Medical Supplies organization in Keokuk, IA (NPI 1558401265).
Provider details
- NPI number
- 1558401265
- Entity type
- Organization
- Primary specialty
- Durable Medical Equipment & Medical SuppliesSuppliers
- Organization subpart
- No
- Authorized official
- Rick Greenfield, Owner(319) 524-3892
Specialties & taxonomies
Suppliers
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-08
- Last updated
- 2007-11-20
Frequently asked questions
- What is R J Greenfield OD's NPI number?
- R J Greenfield OD's National Provider Identifier (NPI) is 1558401265, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is R J Greenfield OD?
- R J Greenfield OD is classified in the NPPES registry as Durable Medical Equipment & Medical Supplies (Suppliers).
- Where is R J Greenfield OD located?
- R J Greenfield OD's practice location on file with NPPES is 3341 Main St, Keokuk, IA 52632-2225.
- What is R J Greenfield OD's phone number?
- The practice phone number listed in the NPPES registry for R J Greenfield OD is (319) 524-3892.
- Does R J Greenfield OD accept Medicare?
- R J Greenfield OD is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for R J Greenfield OD?
- The authorized official listed on R J Greenfield OD's NPPES record is Rick Greenfield, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is R J Greenfield OD's NPI active?
- Yes — R J Greenfield OD's NPI (1558401265) is active in the NPPES registry as of the last update on 2007-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.