What is Janelle Block's NPI number?

Janelle Block's National Provider Identifier (NPI) is 1538368535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Janelle Block's specialty?

Janelle Block is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).

Where is Janelle Block located?

Janelle Block's practice location on file with NPPES is 411 S King St, Seguin, TX 78155.

What is Janelle Block's phone number?

The practice phone number listed in the NPPES registry for Janelle Block is (830) 609-9478.

Is Janelle Block's NPI active?

Yes — Janelle Block's NPI (1538368535) is active in the NPPES registry as of the last update on 2020-05-19.

IndividualActive

Janelle Block, NP

NPI 1538368535 · Nurse Practitioner · Seguin, TX

Janelle Block, NP is a Nurse Practitioner provider in Seguin, TX (NPI 1538368535).

Provider details

NPI number: 1538368535
Entity type: Individual
Primary specialty: Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Credential: NP
Sex: Female
Sole proprietor: No
License: AP122375 (TX)

Specialties & taxonomies

Nurse PractitionerPrimary363L00000XLicense AP122375 (TX)
Physician Assistants & Advanced Practice Nursing Providers
Nurse Practitioner363L00000XLicense 3076-033 (WI)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Detailed profile(98/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
18 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
6 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

411 S King St

Seguin, TX 78155

Phone: (830) 609-9478

Fax: (830) 433-9089

Street-level locationGet directions

More TX providers

Mailing address

8217 Shoal Creek Blvd Ste 205

Austin, TX 78757-7664

Additional practice locations (5)

1860 S Seguin Ave
Bldg E
New Braunfels, TX 78130-3914
Phone: (830) 626-7770
Fax: (855) 278-4535
1860 S Seguin Ave
Bldg E
New Braunfels, TX 78130-3914
Phone: (830) 626-7770
Fax: (855) 278-4535
213 Hunters Vlg
New Braunfels, TX 78132-4764
Phone: (830) 627-3800
Fax: (830) 625-2235
250 E Basse Rd Ste 207
San Antonio, TX 78209-8409
Phone: (210) 614-9955
Fax: (210) 614-9966
1304 Wonder World Dr
San Marcos, TX 78666-7532
Phone: (512) 953-8121
Fax: (512) 667-9149

Enumerated: 2007-07-11
Last updated: 2020-05-19
Certified: 2020-05-19

Frequently asked questions

What is Janelle Block's NPI number?: Janelle Block's National Provider Identifier (NPI) is 1538368535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Janelle Block's specialty?: Janelle Block is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
Where is Janelle Block located?: Janelle Block's practice location on file with NPPES is 411 S King St, Seguin, TX 78155.
What is Janelle Block's phone number?: The practice phone number listed in the NPPES registry for Janelle Block is (830) 609-9478.
Is Janelle Block's NPI active?: Yes — Janelle Block's NPI (1538368535) is active in the NPPES registry as of the last update on 2020-05-19.

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