CRYSTAL L. OSWALT, PH.D., COUNSELING & CONSULTING SERVICES INC.
NPI 1518465822
Psychologist - Clinical in Celina, OH

Q: What is Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc.'s specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Active since February 01, 2018

316 W MARKET ST, CELINA, OH 45822(419) 586-3900(419) 586-3338 Get Directions Write a Review

NPPES record last updated: June 16, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Crystal L. Oswalt, Ph.d., Counseling & Consulting Services Inc. NPPES

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

CRYSTAL L. OSWALT, PH.D., COUNSELING & CONSULTING SERVICES INC. (NPI 1518465822) is a healthcare organization registered as a clinical in Celina, Ohio and active in the NPI registry since February 2018. The organization lists Crystal Lynn Oswalt, Psychologist/ceo/owner, as its authorized official.

NPPES Registry Identity

NPI1518465822

Entity TypeOrganization

Primary Taxonomy103TC0700X

Legal Business NameCRYSTAL L. OSWALT, PH.D., COUNSELING & CONSULTING SERVICES INC.

Location Address316 W MARKET STCelina, OH 45822-2125

Mailing Address316 W Market StCelina, OH 45822-2125 · (419) 586-3900 · Fax (419) 586-3338

Phone(419) 586-3900

Fax(419) 586-3338

Organization SubpartNo

Authorized OfficialCrystal Lynn OswaltPsychologist/ceo/owner · (419) 586-3900

Enumeration DateFebruary 1, 2018

Last NPPES UpdateJune 16, 2018

✔ NPI 1518465822 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in OH · 3620

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

316 W MARKET ST, Celina, OH 45822

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Other Identifiers 5

Other1255498465OH · Blue Cross Blue Shield

Other1255498465OH · Core Source

Other1255498465OH · Anthem

Other1255498465OH · Aetna

Medicaid1255498465OH

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Crystal L. Oswalt, Ph.d., Counseling & Consulting Services Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 3 clinicians reassign Medicare billing to Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc., which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (3)

Tammy Nunnally, M.S., L.P.C.

Mental Health Counselor

NPI 1053789743

316 W MARKET ST COUNSELING AND CONSULTING, INC
Celina, OH 45822

(419) 586-3900

✔ PECOS✔ Accepts MedicareSame address

Crystal Oswalt, PH.D.

Clinical Psychologist

NPI 1255498465

316 W MARKET ST
Celina, OH 45822

(419) 586-3900

✔ PECOS✔ Accepts MedicareSame address

Tammie Prenger, LISW

Clinical Social Worker

NPI 1821769985

1101 N VANDEMARK RD
Sidney, OH 45365

(937) 710-4616

✔ PECOS✔ Accepts Medicare27 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc.'s NPI number?

The NPI number for Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc. is 1518465822. It was assigned to this organization in the NPPES registry on February 1, 2018.

Where is Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc. located?

Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc. is located at 316 W Market St, Celina, OH 45822. The listed phone number is (419) 586-3900.

What is Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc.'s specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc. enrolled in Medicare?

Yes. Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc., in Clinical Psychologist, Clinical Social Worker and Mental Health Counselor. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Crystal L. Oswalt, Ph.D., Counseling & Consulting Services Inc. was last updated on June 16, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.