What is Krystal Day's NPI number?

Krystal Day's National Provider Identifier (NPI) is 1639205958, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Krystal Day's specialty?

Krystal Day is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).

Where is Krystal Day located?

Krystal Day's practice location on file with NPPES is 1031 Waterloo Rd, Stockton, CA 95205-4256.

What is Krystal Day's phone number?

The practice phone number listed in the NPPES registry for Krystal Day is (209) 940-5662.

Is Krystal Day's NPI active?

Yes — Krystal Day's NPI (1639205958) is active in the NPPES registry as of the last update on 2022-06-23.

IndividualActive

Krystal Day

NPI 1639205958 · Case Manager/Care Coordinator · Stockton, CA

Krystal Day is a Case Manager/Care Coordinator provider in Stockton, CA (NPI 1639205958).

Provider details

NPI number: 1639205958
Entity type: Individual
Primary specialty: Case Manager/Care CoordinatorOther Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Case Manager/Care CoordinatorPrimary171M00000X
Other Service Providers
Addiction (Substance Use Disorder) Counselor101YA0400X
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(92/100 index)

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
83% of core fields populated
Practice footprint23% of score
3 documented practice locations

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

1031 Waterloo Rd

Stockton, CA 95205-4256

Phone: (209) 940-5662

Street-level locationGet directions

More CA providers

Mailing address

7210 Murray Dr

Stockton, CA 95210-3339

Additional practice locations (2)

114 E Shaw Ave Ste 210
Fresno, CA 93710-7621
Phone: (559) 221-8100
201 N Stanislaus St
Stockton, CA 95202-2949
Phone: (559) 352-4268

Enumerated: 2007-02-23
Last updated: 2022-06-23
Certified: 2022-06-23

Frequently asked questions

What is Krystal Day's NPI number?: Krystal Day's National Provider Identifier (NPI) is 1639205958, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Krystal Day's specialty?: Krystal Day is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
Where is Krystal Day located?: Krystal Day's practice location on file with NPPES is 1031 Waterloo Rd, Stockton, CA 95205-4256.
What is Krystal Day's phone number?: The practice phone number listed in the NPPES registry for Krystal Day is (209) 940-5662.
Is Krystal Day's NPI active?: Yes — Krystal Day's NPI (1639205958) is active in the NPPES registry as of the last update on 2022-06-23.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.