IndividualActive
John Armstrong, RN
NPI 1558071431 · Ambulatory Care Registered Nurse · Parma, OH
John Armstrong, RN is a Ambulatory Care Registered Nurse provider in Parma, OH (NPI 1558071431).
Provider details
- NPI number
- 1558071431
- Entity type
- Individual
- Primary specialty
- Ambulatory Care Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- No
- License
- RN.308949 (OH)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(59/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
8787 Brookpark Rd
Parma, OH 44129-6809
Phone: (216) 739-7000
Street-level locationGet directions
Mailing address
7265 Parma Park Blvd
Parma, OH 44130-5003
Registry dates
- Enumerated
- 2022-12-01
- Last updated
- 2022-12-01
- Certified
- 2022-12-01
Frequently asked questions
- What is John Armstrong's NPI number?
- John Armstrong's National Provider Identifier (NPI) is 1558071431, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Armstrong's specialty?
- John Armstrong is listed in the NPPES registry with a primary specialty of Ambulatory Care Registered Nurse (Nursing Service Providers).
- Where is John Armstrong located?
- John Armstrong's practice location on file with NPPES is 8787 Brookpark Rd, Parma, OH 44129-6809.
- What is John Armstrong's phone number?
- The practice phone number listed in the NPPES registry for John Armstrong is (216) 739-7000.
- Is John Armstrong's NPI active?
- Yes — John Armstrong's NPI (1558071431) is active in the NPPES registry as of the last update on 2022-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.