Stephen Cooper, MD
NPI 1528154689 · Otolaryngology/Facial Plastic Surgery Physician · Tarzana, CA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Cooper, MD is a Otolaryngology/Facial Plastic Surgery Physician provider in Tarzana, CA (NPI 1528154689).
Provider details
- NPI number
- 1528154689
- Entity type
- Individual
- Primary specialty
- Otolaryngology/Facial Plastic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A23523 (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
19 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
343 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 143 | $194 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 44 | $179 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 39 | $139 |
| Comprehensive Hearing and Speech Recognition Test92557 | 35 | $39 |
| Test to Assess Middle Ear Muscle Reflex92568 | 35 | $16 |
| Placement of Ear Probe for Computerized Measurement of Sound With Interpretation and Report92587 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Stephen Cooper's NPI number?
- Stephen Cooper's National Provider Identifier (NPI) is 1528154689, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Cooper's specialty?
- Stephen Cooper is listed in the NPPES registry with a primary specialty of Otolaryngology/Facial Plastic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Cooper located?
- Stephen Cooper's practice location on file with NPPES is 18399 Ventura Blvd, Tarzana, CA 91356.
- What is Stephen Cooper's phone number?
- The practice phone number listed in the NPPES registry for Stephen Cooper is (818) 708-3600.
- Does Stephen Cooper accept Medicare?
- Stephen Cooper is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Cooper's NPI active?
- Yes — Stephen Cooper's NPI (1528154689) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.