Catherine Oberg, M.D.
NPI 1558633503 · Pulmonary Disease Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Oberg, M.D. is a Pulmonary Disease Physician provider in Torrance, CA (NPI 1558633503).
Provider details
- NPI number
- 1558633503
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A124439 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
317 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 38 | $130 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 37 | $226 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 35 | $177 |
| Aspiration of Initial Secretion of Lung Airway Using an Endoscope31645 | 23 | $45 |
| Exam of Lung Airways With Diagnostic Or Therapeutic Procedure on Growths Using an Endoscope and Ultrasound31654 | 23 | $72 |
| Biopsy of Lobe of Lung Using an Endoscope, 1 Lobe31628 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$120,721 across 143 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-02-07
- Last updated
- 2019-07-29
Frequently asked questions
- What is Catherine Oberg's NPI number?
- Catherine Oberg's National Provider Identifier (NPI) is 1558633503, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Oberg's specialty?
- Catherine Oberg is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Oberg located?
- Catherine Oberg's practice location on file with NPPES is 3701 Skypark Dr Ste 200, Torrance, CA 90505-4749.
- What is Catherine Oberg's phone number?
- The practice phone number listed in the NPPES registry for Catherine Oberg is (310) 378-8900.
- Does Catherine Oberg accept Medicare?
- Catherine Oberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Oberg's NPI active?
- Yes — Catherine Oberg's NPI (1558633503) is active in the NPPES registry as of the last update on 2019-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.