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DR. DAVID D OH M.D.
NPI 1366549255
Internal Medicine - Rheumatology in Torrance, CA

Active since September 20, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 05D0856339 · Waiver
21350 HAWTHORNE BLVD STE 260, TORRANCE, CA 90503(310) 543-2977(310) 543-3147 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. David D Oh M.d. NPPES

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

DR. DAVID D OH M.D. (NPI 1366549255) is an individual rheumatology provider in Torrance, California, licensed in California (A044047) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through August 31, 2026, and is a graduate of Other (1983).

NPPES Registry Identity

NPI1366549255
Entity TypeIndividualMale
Primary Taxonomy207RR0500X
Provider Legal NameDR. DAVID D OHCredential: M.D.
Location Address21350 HAWTHORNE BLVD STE 260Torrance, CA 90503-5645
Mailing Address21350 Hawthorne Blvd Ste 260Torrance, CA 90503-5645 · (310) 543-2977 · Fax (310) 543-3147
Phone(310) 543-2977
Fax(310) 543-3147
Sole ProprietorYes
Medical School CMSOtherGraduated 1983
Enumeration DateSeptember 20, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1366549255 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in CA · A044047
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
21350 HAWTHORNE BLVD STE 260, Torrance, CA 90503
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINE50256CA
Medicare ID-Type UnspecifiedA44047CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. David D Oh M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6204730724
PECOS Enrollment IDI20031125000561
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.

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 05D0856339

David Oh MD · Torrance, CA
Active · expires Aug 31, 2026
CLIA Number05D0856339
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorDavid Oh, MD
Laboratory Phone(310) 543-2977
Laboratory LocationDavid Oh MD4305 Torrance Blvd Ste 509, Torrance, CA 90503
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
772 services220 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
497 services240 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
307 services33 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
210 services210 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
134 services107 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
102 services102 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90503 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 5

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
16 suppliers104 claims175 services$4.30 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
9 suppliers49 claims49 services$0.83 avg. paid by Medicare
Transport chair, adult size, patient weight capacity up to and including 300 pounds E1038
DME-Other DME · category DE000N
1 supplier33 claims33 services$8.65 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
2 suppliers12 claims17 services$14.98 avg. paid by Medicare
Lightweight wheelchair K0003
DME-Wheelchairs · category DD000N
2 suppliers14 claims15 services$30.35 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 David Oh's NPI number?

The NPI number for David Oh is 1366549255. It was assigned to this individual provider in the NPPES registry on September 20, 2006.

Where is David Oh located?

David Oh practices at 21350 Hawthorne Blvd Ste 260, Torrance, CA 90503. The listed phone number is (310) 543-2977.

What is David Oh's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is David Oh enrolled in Medicare?

Yes. David Oh is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Does David Oh hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D0856339) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for David Oh was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.