IndividualActive
Natalie Stumpf
NPI 1154154573 · Speech-Language Assistant · Upland, CA
Natalie Stumpf is a Speech-Language Assistant provider in Upland, CA (NPI 1154154573).
Provider details
- NPI number
- 1154154573
- Entity type
- Individual
- Primary specialty
- Speech-Language AssistantSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 8932 (CA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
Established profile(56/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
222 N Mountain Ave Ste 109a
Upland, CA 91786-5715
Phone: (909) 610-9151
Street-level locationGet directions
Mailing address
6623 Ohare Ct
Fontana, CA 92336-4137
Registry dates
- Enumerated
- 2024-08-21
- Last updated
- 2024-08-21
- Certified
- 2024-08-21
Frequently asked questions
- What is Natalie Stumpf's NPI number?
- Natalie Stumpf's National Provider Identifier (NPI) is 1154154573, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Stumpf's specialty?
- Natalie Stumpf is listed in the NPPES registry with a primary specialty of Speech-Language Assistant (Speech, Language and Hearing Service Providers).
- Where is Natalie Stumpf located?
- Natalie Stumpf's practice location on file with NPPES is 222 N Mountain Ave Ste 109a, Upland, CA 91786-5715.
- What is Natalie Stumpf's phone number?
- The practice phone number listed in the NPPES registry for Natalie Stumpf is (909) 610-9151.
- Is Natalie Stumpf's NPI active?
- Yes — Natalie Stumpf's NPI (1154154573) is active in the NPPES registry as of the last update on 2024-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.