ROBERT HOUGHTON, M.D., INC.
NPI 1053670596
Family Medicine - Adult Medicine in San Diego, CA

Q: What is Robert Houghton, M.D., Inc.'s NPI number?

The NPI number for Robert Houghton, M.D., Inc. is 1053670596. It was assigned to this organization in the NPPES registry on May 3, 2012.

Q: What is Robert Houghton, M.D., Inc.'s specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Adult Medicine, with taxonomy code 207QA0505X.

Active since May 03, 2012CLIA 05D0993865 · Waiver

1855 1ST AVE, STE. 200B, SAN DIEGO, CA 92101(619) 233-4044 Get Directions Write a Review

NPPES record last updated: May 9, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Robert Houghton, M.d., Inc. NPPES

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

ROBERT HOUGHTON, M.D., INC. (NPI 1053670596) is a healthcare organization registered as an adult medicine in San Diego, California and active in the NPI registry since May 2012. The organization holds a CLIA Waiver certificate valid through November 26, 2027 and lists Chris Bobritchi, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1053670596

Entity TypeOrganization

Primary Taxonomy207QA0505X

Legal Business NameROBERT HOUGHTON, M.D., INC.

Location Address1855 1ST AVE, STE. 200BSan Diego, CA 92101-2685

Mailing Address1855 1st Ave, Ste. 200bSan Diego, CA 92101-2685 · (619) 233-4044

Phone(619) 233-4044

Organization SubpartYesParent: Robert Houghton, M.d., Inc.

Authorized OfficialChris BobritchiOffice Manager · (619) 233-4044

Enumeration DateMay 3, 2012

Last NPPES UpdateMay 9, 2012

✔ NPI 1053670596 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily Medicine · Adult MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207QA0505X

License✔ Licensed in CA · A49774

Definition

The National Uniform Claim Committee (NUCC) recommends code 207QA0505X not be used. Choose a more appropriate code.

1855 1ST AVE, San Diego, CA 92101

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Other Identifiers 2

Medicaid00A497740CA

Medicare UPINF48739CA

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)

Robert Houghton, M.d., Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by February 28, 2027

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 IDO20120906000319Non-DME Part B · Clinic/Group PracticeDue dateFebruary 28, 2027

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 Robert Houghton, M.D., Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Robert Houghton, M.D.

General Practice

NPI 1124138045

1855 1ST AVE STE 200
San Diego, CA 92101

(619) 233-4044

✔ PECOSSame 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 05D0993865

Robert A Houghton MD Family Practice · San Diego, CA

Active · expires Nov 26, 2027

CLIA Number05D0993865

Laboratory TypePhysician Office

Certificate Effective DateNovember 27, 2025

Certificate Expiration DateNovember 26, 2027

Laboratory DirectorRobert A. Houghton MD

Laboratory Phone(619) 233-4044

Laboratory LocationRobert A Houghton MD Family Practice1855 First Avenue Suite 200-B, San Diego, CA 92101

CLIA data matches this NPI record on: 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 Robert Houghton, M.D., Inc.'s NPI number?

The NPI number for Robert Houghton, M.D., Inc. is 1053670596. It was assigned to this organization in the NPPES registry on May 3, 2012.

Where is Robert Houghton, M.D., Inc. located?

Robert Houghton, M.D., Inc. is located at 1855 1st Ave Ste. 200B, San Diego, CA 92101. The listed phone number is (619) 233-4044.

What is Robert Houghton, M.D., Inc.'s specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Adult Medicine, with taxonomy code 207QA0505X.

Is Robert Houghton, M.D., Inc. enrolled in Medicare?

Yes. Robert Houghton, M.D., Inc. is registered in the Medicare PECOS enrollment system.

When is Robert Houghton, M.D., Inc.'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 February 28, 2027. 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 Robert Houghton, M.D., Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (General Practice) reassigns their Medicare billing to Robert Houghton, M.D., Inc.. 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 Robert Houghton, M.D., Inc. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D0993865) is associated with this NPI, valid through November 26, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Robert Houghton, M.D., Inc. was last updated on May 9, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.