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DR. THEODORE M. MAZER M.D.
NPI 1598768327
Otolaryngology in San Diego, CA

Active since May 24, 2005PECOS Enrolled
6699 ALVARADO RD, STE 2209, SAN DIEGO, CA 92120(619) 583-8990(619) 265-1114 Get Directions Write a Review

NPPES record last updated: February 19, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Theodore M. Mazer M.d. NPPES

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

DR. THEODORE M. MAZER M.D. (NPI 1598768327) is an individual otolaryngology provider in San Diego, California, licensed in California (A43828) and active in the NPI registry since May 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1598768327
Entity TypeIndividualMale
Primary Taxonomy207Y00000X
Provider Legal NameDR. THEODORE M. MAZERCredential: M.D.
Location Address6699 ALVARADO RD, STE 2209San Diego, CA 92120-5240
Mailing Address6699 Alvarado Rd, Ste 2209San Diego, CA 92120-5240 · (619) 583-8990 · Fax (619) 265-1114
Phone(619) 583-8990
Fax(619) 265-1114
Sole ProprietorYes
Enumeration DateMay 24, 2005
Last NPPES UpdateFebruary 19, 2020
✔ NPI 1598768327 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
License✔ Licensed in CA · A43828
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
6699 ALVARADO RD, San Diego, CA 92120
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Other Identifiers 2

OtherA43828CA · State Licience
Medicaid00A438280CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Theodore M. Mazer M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92120 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$76.87 typical visit price
range $20.62 – $151.42
Typical copayment $19.21 (range $5.15 – $37.85)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

DR. DONALD TRIOLO D.P.M.
Podiatrist
6699 ALVARADO RD, SUITE 2201
SAN DIEGO, CA 92120
San Diego County (619) 583-8160
DR. LEE P RALPH MD
Family Medicine (Sports Medicine)
6699 ALVARADO RD, SUITE 2100
SAN DIEGO, CA 92120
San Diego County (619) 229-3909
BORIS KHAMISHON NEUROLOGY
Psychiatry & Neurology (Neurology)
6699 ALVARADO RD, #2301
SAN DIEGO, CA 92120
San Diego County (619) 582-2595
SUMANA & ANANTHRAM REDDY MD INC
Internal Medicine (Gastroenterology)
6699 ALVARADO RD, SUITE 2301
SAN DIEGO, CA 92120
San Diego County (619) 588-4074
OLEG M. GAVRILYUK, M.D., PC
Physical Medicine & Rehabilitation
6699 ALVARADO RD, #2302
SAN DIEGO, CA 92120
San Diego County (619) 764-0330
DR. BRUCE ALLEN BRAZINSKY D.P.M.
Podiatrist
6699 ALVARADO RD, STE. 2201
SAN DIEGO, CA 92120
San Diego County (619) 583-8592
ANTHONY J CUOMO MD INC
Internal Medicine (Pulmonary Disease)
6699 ALVARADO RD, SUITE 2308
SAN DIEGO, CA 92120
San Diego County (619) 462-9010
MRS. CHRISTINE YANG KO MD
Family Medicine
6699 ALVARADO RD, SUITE 2100
SAN DIEGO, CA 92120
San Diego County (619) 229-3909

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 Theodore Mazer's NPI number?

The NPI number for Theodore Mazer is 1598768327. It was assigned to this individual provider in the NPPES registry on May 24, 2005.

Where is Theodore Mazer located?

Theodore Mazer practices at 6699 Alvarado Rd Ste 2209, San Diego, CA 92120. The listed phone number is (619) 583-8990.

What is Theodore Mazer's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Theodore Mazer enrolled in Medicare?

Yes. Theodore Mazer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Theodore Mazer was last updated on February 19, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.