John Marsden
NPI 1235577651 · Hearing Instrument Specialist · Albany, NY
John Marsden is a Hearing Instrument Specialist provider in Albany, NY (NPI 1235577651).
Provider details
- NPI number
- 1235577651
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 14000037599 (NY)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
- 2013-06-07
- Last updated
- 2013-06-07
Frequently asked questions
- What is John Marsden's NPI number?
- John Marsden's National Provider Identifier (NPI) is 1235577651, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Marsden's specialty?
- John Marsden is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is John Marsden located?
- John Marsden's practice location on file with NPPES is 199 Wolf Rd, Albany, NY 12205-5945.
- What is John Marsden's phone number?
- The practice phone number listed in the NPPES registry for John Marsden is (518) 438-4340.
- Is John Marsden's NPI active?
- Yes — John Marsden's NPI (1235577651) is active in the NPPES registry as of the last update on 2013-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.