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DR. JOHN W LARGEN JR. PHD
NPI 1265425466
Clinical Neuropsychologist in Houston, TX

Active since August 24, 2005PECOS EnrolledAccepts Medicare Assignment
1020 HOLCOMBE BLVD, STE 1304, HOUSTON, TX 77030(713) 799-2818(713) 790-1454 Get Directions Write a Review

NPPES record last updated: August 28, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. John W Largen Jr. Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN W LARGEN JR. PHD (NPI 1265425466) is an individual clinical neuropsychologist in Houston, Texas, licensed in Texas (22321) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS and is a graduate of Other (1980).

NPPES Registry Identity

NPI1265425466
Entity TypeIndividualMale
Primary Taxonomy103G00000X
Provider Legal NameDR. JOHN W LARGEN JR.Credential: PHD
Location Address1020 HOLCOMBE BLVD, STE 1304Houston, TX 77030-2210
Mailing Address1020 Holcombe Blvd, Ste 1304Houston, TX 77030-2210 · (713) 799-2818 · Fax (713) 790-1454
Phone(713) 799-2818
Fax(713) 790-1454
Sole ProprietorYes
Medical School CMSOtherGraduated 1980
Enumeration DateAugust 24, 2005
Last NPPES UpdateAugust 28, 2007
✔ NPI 1265425466 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical NeuropsychologistBehavioral Health & Social Service Providers
Taxonomy Code103G00000X
License✔ Licensed in TX · 22321
Definition
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
1020 HOLCOMBE BLVD, Houston, TX 77030
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Other Identifiers 3

Other5194361Aetna Ppo Products
Medicare ID-Type Unspecified83138PTX
Other86691ATX · Bcbs

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Oscar Insurance Company, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. John W Largen Jr. Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4789771874
PECOS Enrollment IDI20100811000282
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ROHAN GUPTA
Student in an Organized Health Care Education/Training Program
1020 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (407) 790-5150
RAJASHEKHER BOLLA PT
Physical Therapist
1020 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (713) 792-2295
NICHOLAS J PANZO
Student in an Organized Health Care Education/Training Program
1020 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (713) 677-7777
JOHN LARGEN AND ASSOCIATES, INC.
Clinical Neuropsychologist
1020 HOLCOMBE BLVD, STE 1304
HOUSTON, TX 77030
Harris County (713) 799-2818
CHRISTINE MAURISA LANNON
Student in an Organized Health Care Education/Training Program
1020 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (713) 677-7777
ZACHARY MENDOZA
Student in an Organized Health Care Education/Training Program
1020 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (817) 975-3150
SOURADEEP BHATTACHARYA
Student in an Organized Health Care Education/Training Program
1020 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (408) 332-1073
RAIYAN ABDULLAH TALUKDER
Student in an Organized Health Care Education/Training Program
1020 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (903) 316-1750

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Largen's NPI number?

The NPI number for John Largen is 1265425466. It was assigned to this individual provider in the NPPES registry on August 24, 2005.

Where is John Largen located?

John Largen practices at 1020 Holcombe Blvd Ste 1304, Houston, TX 77030. The listed phone number is (713) 799-2818.

What is John Largen's specialty?

The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.

Is John Largen enrolled in Medicare?

Yes. John Largen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does John Largen accept?

Health plans from Blue Cross and Blue Shield of Texas, Oscar Insurance Company and UnitedHealthcare list John Largen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for John Largen was last updated on August 28, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.