Martin L. Hopp, MD PHD, a Medical Corp
NPI 1720113954 · Otolaryngology Physician · Los Angeles, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martin L. Hopp, MD PHD, a Medical Corp is a Otolaryngology Physician organization in Los Angeles, CA (NPI 1720113954).
Provider details
- NPI number
- 1720113954
- Entity type
- Organization
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Martin Hopp, Pres(310) 657-7704
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
Other names (DBA / former)
- Doing business as
- Tower E.n.t.
Registry dates
- Enumerated
- 2007-02-21
- Last updated
- 2020-08-22
Frequently asked questions
- What is Martin L. Hopp, MD PHD, a Medical Corp's NPI number?
- Martin L. Hopp, MD PHD, a Medical Corp's National Provider Identifier (NPI) is 1720113954, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Martin L. Hopp, MD PHD, a Medical Corp?
- Martin L. Hopp, MD PHD, a Medical Corp is classified in the NPPES registry as Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Martin L. Hopp, MD PHD, a Medical Corp located?
- Martin L. Hopp, MD PHD, a Medical Corp's practice location on file with NPPES is 8631 W 3rd St, Los Angeles, CA 90048-5901.
- What is Martin L. Hopp, MD PHD, a Medical Corp's phone number?
- The practice phone number listed in the NPPES registry for Martin L. Hopp, MD PHD, a Medical Corp is (310) 657-7704.
- Does Martin L. Hopp, MD PHD, a Medical Corp accept Medicare?
- Martin L. Hopp, MD PHD, a Medical Corp is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Martin L. Hopp, MD PHD, a Medical Corp?
- The authorized official listed on Martin L. Hopp, MD PHD, a Medical Corp's NPPES record is Martin Hopp, Pres. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Martin L. Hopp, MD PHD, a Medical Corp's NPI active?
- Yes — Martin L. Hopp, MD PHD, a Medical Corp's NPI (1720113954) 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.