Valley Development Services Inc
NPI 1134262512 · Speech-Language Pathologist · Montclair, CA
Valley Development Services Inc is a Speech-Language Pathologist organization in Montclair, CA (NPI 1134262512).
Provider details
- NPI number
- 1134262512
- Entity type
- Organization
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Organization subpart
- No
- Authorized official
- Mary Madkin, Speech Pathologist(909) 908-1771
- License
- VN 130263 (CA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Nursing Service Providers
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
- 2007-02-15
- Last updated
- 2009-11-03
Frequently asked questions
- What is Valley Development Services Inc's NPI number?
- Valley Development Services Inc's National Provider Identifier (NPI) is 1134262512, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Valley Development Services Inc?
- Valley Development Services Inc is classified in the NPPES registry as Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Valley Development Services Inc located?
- Valley Development Services Inc's practice location on file with NPPES is 4959 Palo Verde St Ste 101c, Montclair, CA 91763-2358.
- What is Valley Development Services Inc's phone number?
- The practice phone number listed in the NPPES registry for Valley Development Services Inc is (877) 284-8923.
- Who is the authorized official for Valley Development Services Inc?
- The authorized official listed on Valley Development Services Inc's NPPES record is Mary Madkin, Speech Pathologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Valley Development Services Inc's NPI active?
- Yes — Valley Development Services Inc's NPI (1134262512) is active in the NPPES registry as of the last update on 2009-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.