ADVANCED PAIN ASSOCIATES, A.P.C.
NPI 1104018159
Anesthesiology - Pain Medicine in El Centro, CA

Q: What is Charles R Stevens M.D, Apc's NPI number?

The NPI number for Charles R Stevens M.D, Apc is 1104018159. It was assigned to this organization in the NPPES registry on August 14, 2007. The provider is doing business as Advanced Pain Associates, A.P.C..

Q: What is Charles R Stevens M.D, Apc's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Active since August 14, 2007CLIA 05D1103836 · Waiver

1665 S IMPERIAL AVE STE D, EL CENTRO, CA 92243(760) 482-0212(760) 482-0166 Get Directions Write a Review

NPPES record last updated: February 6, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 6, 2023, May 11, 2021, Mar 26, 2021 (3 updates tracked since 2021).

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About Advanced Pain Associates, A.p.c. NPPES

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

ADVANCED PAIN ASSOCIATES, A.P.C. (NPI 1104018159) is a healthcare organization registered as a pain medicine in El Centro, California and active in the NPI registry since August 2007. The organization holds a CLIA Waiver certificate valid through July 8, 2028 and lists Celia A Zayas, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1104018159

Entity TypeOrganization

Primary Taxonomy207LP2900X

Legal Business NameCHARLES R STEVENS M.D, APC

Location Address1665 S IMPERIAL AVE STE DEl Centro, CA 92243-4247

Mailing Address1665 S Imperial Ave Ste DEl Centro, CA 92243-4247 · (760) 482-0212 · Fax (760) 482-0166

Phone(760) 482-0212

Fax(760) 482-0166

Organization SubpartNo

Authorized OfficialCelia A ZayasOffice Manager · (760) 482-0212

Enumeration DateAugust 14, 2007

Last NPPES UpdateFebruary 6, 20233 updates tracked since enumeration

NPPES CertifiedFebruary 6, 2023

✔ NPI 1104018159 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiology · Pain MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207LP2900X

Definition

An anesthesiologist who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic and/or cancer pain in both hospital and ambulatory settings. Patient care needs are also coordinated with other specialists.

1665 S IMPERIAL AVE STE D, El Centro, CA 92243

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Other Names 1

Doing Business AsAdvanced Pain Associates, A.p.c.

Other Identifiers 2

OtherA104563CA · Medical License

OtherBH832CA · Medicare

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Advanced Pain Associates, A.p.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by December 31, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date

StateCaliforniaEnrollment IDO20090210000421Non-DME Part B · Clinic/Group PracticeDue dateDecember 31, 2026

Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Advanced Pain Associates, A.P.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

Charles Stevens, M.D.

Anesthesiology

NPI 1003001363

1665 S IMPERIAL AVE STE D
El Centro, CA 92243

(760) 482-0212

✔ PECOS✔ Accepts MedicareSame address

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D1103836

Advanced Pain Associates · El Centro, CA

Active · expires Jul 8, 2028

CLIA Number05D1103836

Laboratory TypePhysician Office

Certificate Effective DateJuly 9, 2026

Certificate Expiration DateJuly 8, 2028

Laboratory DirectorCharles R. Stevens, MD

Laboratory Phone(760) 482-0212

Laboratory LocationAdvanced Pain Associates1665 S Imperial Ave Ste D, El Centro, CA 92243

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory to perform only waived tests.

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 Charles R Stevens M.D, Apc's NPI number?

The NPI number for Charles R Stevens M.D, Apc is 1104018159. It was assigned to this organization in the NPPES registry on August 14, 2007. The provider is doing business as Advanced Pain Associates, A.P.C..

Where is Charles R Stevens M.D, Apc located?

Charles R Stevens M.D, Apc is located at 1665 S Imperial Ave Ste D, El Centro, CA 92243. The listed phone number is (760) 482-0212.

What is Charles R Stevens M.D, Apc's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Is Charles R Stevens M.D, Apc enrolled in Medicare?

Yes. Charles R Stevens M.D, Apc is registered in the Medicare PECOS enrollment system.

When is Charles R Stevens M.D, Apc's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by December 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Charles R Stevens M.D, Apc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Anesthesiology) reassigns their Medicare billing to Charles R Stevens M.D, Apc. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Charles R Stevens M.D, Apc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D1103836) is associated with this NPI, valid through July 8, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Charles R Stevens M.D, Apc was last updated on February 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.