Nathalia Velasquez, M.D
NPI 1477903987 · Otolaryngic Allergy Physician · Fremont, CA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathalia Velasquez, M.D is a Otolaryngic Allergy Physician provider in Fremont, CA (NPI 1477903987).
Provider details
- NPI number
- 1477903987
- Entity type
- Individual
- Primary specialty
- Otolaryngic Allergy PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- A192748 (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 tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
100 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 27 | $68 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 21 | $93 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 15 | $68 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 14 | $85 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 12 | $148 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ipratropium Bromide | 142 | 70 |
| Azelastine Hcl | 77 | 44 |
| Fluticasone Propionate | 62 | 34 |
| Mupirocin | 46 | 42 |
| Omeprazole | 26 | 14 |
| Montelukast Sodium | 25 | 17 |
| Pantoprazole Sodium | 24 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-06-15
- Last updated
- 2025-09-09
- Certified
- 2025-09-09
Frequently asked questions
- What is Nathalia Velasquez's NPI number?
- Nathalia Velasquez's National Provider Identifier (NPI) is 1477903987, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathalia Velasquez's specialty?
- Nathalia Velasquez is listed in the NPPES registry with a primary specialty of Otolaryngic Allergy Physician (Allopathic & Osteopathic Physicians).
- Where is Nathalia Velasquez located?
- Nathalia Velasquez's practice location on file with NPPES is 39400 Paseo Padre Pkwy, Fremont, CA 94538-2310.
- What is Nathalia Velasquez's phone number?
- The practice phone number listed in the NPPES registry for Nathalia Velasquez is (510) 248-3085.
- Does Nathalia Velasquez accept Medicare?
- Nathalia Velasquez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathalia Velasquez's NPI active?
- Yes — Nathalia Velasquez's NPI (1477903987) is active in the NPPES registry as of the last update on 2025-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.