SUMANA & ANANTHRAM REDDY MD INC
NPI 1114222155
Internal Medicine - Gastroenterology in San Diego, CA

Q: What is Sumana & Ananthram Reddy MD Inc's NPI number?

The NPI number for Sumana & Ananthram Reddy MD Inc is 1114222155. It was assigned to this organization in the NPPES registry on January 24, 2011.

Q: What is Sumana & Ananthram Reddy MD Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Active since January 24, 2011

6699 ALVARADO RD, SUITE 2301, SAN DIEGO, CA 92120(619) 588-4074(619) 588-4004 Get Directions Write a Review

NPPES record last updated: May 17, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 17, 2023, Apr 2, 2023, May 19, 2021 (3 updates tracked since 2021).

On this page

About Sumana & Ananthram Reddy Md Inc NPPES

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

SUMANA & ANANTHRAM REDDY MD INC (NPI 1114222155) is a healthcare organization registered as a gastroenterology in San Diego, California and active in the NPI registry since January 2011. The organization lists Becky Nelson, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1114222155

Entity TypeOrganization

Primary Taxonomy207RG0100X

Legal Business NameSUMANA & ANANTHRAM REDDY MD INC

Location Address6699 ALVARADO RD, SUITE 2301San Diego, CA 92120-5238

Mailing Address6699 Alvarado Rd, Suite 2301San Diego, CA 92120-5238 · (619) 588-4074 · Fax (619) 588-4004

Phone(619) 588-4074

Fax(619) 588-4004

Organization SubpartNo

Authorized OfficialBecky NelsonOffice Manager · (619) 875-2865

Enumeration DateJanuary 24, 2011

Last NPPES UpdateMay 17, 20233 updates tracked since enumeration

NPPES CertifiedMay 17, 2023

✔ NPI 1114222155 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in CA · C52423

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Also ListedAllergy & ImmunologyTaxonomy 207K00000X · License C52581 (CA)

6699 ALVARADO RD, San Diego, CA 92120

Open in Google Maps ↗

Other Identifiers 4

OtherC52423CA · Ananthram Reddy, Md License

Other1124014923Ananthram Reddy, Md Npi

Other1053300251Sumana Reddy, Md Npi

OtherC52581CA · Sumana Reddy, Md License

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)

Sumana & Ananthram Reddy Md 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 Sumana & Ananthram Reddy MD Inc, which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (3)

Sumana Reddy, MD

Allergy/Immunology

NPI 1053300251

875 EL CAJON BLVD
El Cajon, CA 92020

(619) 662-4100

✔ PECOS✔ Accepts Medicare4.6 mi

Ananthram Reddy, M.D.

Gastroenterology

NPI 1124014923

9456 CUYAMACA ST STE 102
Santee, CA 92071

(619) 588-4074

✔ PECOS✔ Accepts Medicare6.4 mi

Tommy Yen, M.D.

Gastroenterology

NPI 1053421958

200 W ARBOR DR
San Diego, CA 92103

(800) 926-8273

✔ PECOS✔ Accepts Medicare6.6 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 Sumana & Ananthram Reddy MD Inc's NPI number?

The NPI number for Sumana & Ananthram Reddy MD Inc is 1114222155. It was assigned to this organization in the NPPES registry on January 24, 2011.

Where is Sumana & Ananthram Reddy MD Inc located?

Sumana & Ananthram Reddy MD Inc is located at 6699 Alvarado Rd Suite 2301, San Diego, CA 92120. The listed phone number is (619) 588-4074.

What is Sumana & Ananthram Reddy MD Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Sumana & Ananthram Reddy MD Inc enrolled in Medicare?

Yes. Sumana & Ananthram Reddy MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sumana & Ananthram Reddy MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Sumana & Ananthram Reddy MD Inc, in Allergy/Immunology and Gastroenterology. 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, 3 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Sumana & Ananthram Reddy MD Inc was last updated on May 17, 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.