Whitney Rassbach, MD
NPI 1831352350 · Allergy Physician · Monterey, CA
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Whitney Rassbach, MD is a Allergy Physician provider in Monterey, CA (NPI 1831352350).
Provider details
- NPI number
- 1831352350
- Entity type
- Individual
- Primary specialty
- Allergy PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A134888 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
10,902 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) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 6,915 | $4 |
| Test for Allergy Using Skin Patch95044 | 797 | $6 |
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 773 | $20 |
| Professional Service for Multiple Injections of Allergen95117 | 589 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 518 | $136 |
| Professional Service for Single Injection of Allergen95115 | 478 | $12 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azelastine Hcl | 264 | 115 |
| Ipratropium Bromide | 131 | 58 |
| Montelukast Sodium | 86 | 29 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 77 | 23 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 74 | 22 |
| Dupilumabbrand: Dupixent Pen | 62 | — |
| Albuterol Sulfate |
Practice location
Mailing address
Additional practice locations (1)
- 4050 Moorpark AveSan Jose, CA 95117-1840Phone: (408) 243-2700Fax: (408) 984-1594
Registry dates
- Enumerated
- 2008-07-03
- Last updated
- 2018-10-23
Frequently asked questions
- What is Whitney Rassbach's NPI number?
- Whitney Rassbach's National Provider Identifier (NPI) is 1831352350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Whitney Rassbach's specialty?
- Whitney Rassbach is listed in the NPPES registry with a primary specialty of Allergy Physician (Allopathic & Osteopathic Physicians).
- Where is Whitney Rassbach located?
- Whitney Rassbach's practice location on file with NPPES is 337 El Dorado St Ste 2a, Monterey, CA 93940-4648.
- What is Whitney Rassbach's phone number?
- The practice phone number listed in the NPPES registry for Whitney Rassbach is (831) 649-4044.
- Does Whitney Rassbach accept Medicare?
- Whitney Rassbach is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Whitney Rassbach's NPI active?
- Yes — Whitney Rassbach's NPI (1831352350) is active in the NPPES registry as of the last update on 2018-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.