Gergana Nelson, MD
NPI 1972846954 · Pulmonary Disease Physician · Oxnard, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gergana Nelson, MD is a Pulmonary Disease Physician provider in Oxnard, CA (NPI 1972846954).
Provider details
- NPI number
- 1972846954
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A134750 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
823 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 293 | $144 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 135 | $128 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 97 | $119 |
| Test to Determine Lung Volumes Using Sensors94726 | 67 | $66 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 67 | $68 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 66 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 285 | 86 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 200 | 50 |
| Montelukast Sodium | 102 | 34 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 95 | 26 |
| Fluticasone Propionate | 79 | 36 |
| Albuterol Sulfatebrand: Ventolin Hfa | 54 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$191 across 8 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
Additional practice locations (2)
- 4000 Calle Tecate Ste 105Camarillo, CA 93012-5283Phone: (805) 485-2400Fax: (805) 485-3025
- 757 Westwood PlzLos Angeles, CA 90095-8358Phone: (310) 825-7375
Registry dates
- Enumerated
- 2013-03-28
- Last updated
- 2021-05-24
- Certified
- 2021-05-24
Frequently asked questions
- What is Gergana Nelson's NPI number?
- Gergana Nelson's National Provider Identifier (NPI) is 1972846954, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gergana Nelson's specialty?
- Gergana Nelson is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Gergana Nelson located?
- Gergana Nelson's practice location on file with NPPES is 1910 Outlet Center Dr, Oxnard, CA 93036-0677.
- What is Gergana Nelson's phone number?
- The practice phone number listed in the NPPES registry for Gergana Nelson is (805) 485-2400.
- Does Gergana Nelson accept Medicare?
- Gergana Nelson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gergana Nelson's NPI active?
- Yes — Gergana Nelson's NPI (1972846954) is active in the NPPES registry as of the last update on 2021-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.