Michael S Schwartzmd a Professional Corp
NPI 1598838260 · Otolaryngology Physician · Pasadena, CA
Michael S Schwartzmd a Professional Corp is a Otolaryngology Physician organization in Pasadena, CA (NPI 1598838260).
Provider details
- NPI number
- 1598838260
- Entity type
- Organization
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Paula Ourshevin, Medical Biller(626) 793-5134
- License
- G50895 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-17
- Last updated
- 2020-08-22
Frequently asked questions
- What is Michael S Schwartzmd a Professional Corp's NPI number?
- Michael S Schwartzmd a Professional Corp's National Provider Identifier (NPI) is 1598838260, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael S Schwartzmd a Professional Corp?
- Michael S Schwartzmd a Professional Corp is classified in the NPPES registry as Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael S Schwartzmd a Professional Corp located?
- Michael S Schwartzmd a Professional Corp's practice location on file with NPPES is 960 E Green St, Pasadena, CA 91106-2401.
- What is Michael S Schwartzmd a Professional Corp's phone number?
- The practice phone number listed in the NPPES registry for Michael S Schwartzmd a Professional Corp is (626) 793-5134.
- Who is the authorized official for Michael S Schwartzmd a Professional Corp?
- The authorized official listed on Michael S Schwartzmd a Professional Corp's NPPES record is Paula Ourshevin, Medical Biller. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael S Schwartzmd a Professional Corp's NPI active?
- Yes — Michael S Schwartzmd a Professional Corp's NPI (1598838260) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.