Joy-Marie Hermes, MD
NPI 1134789258 · Gastroenterology Physician · La Jolla, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joy-Marie Hermes, MD is a Gastroenterology Physician provider in La Jolla, CA (NPI 1134789258).
Provider details
- NPI number
- 1134789258
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A178897 (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 tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,873 across 94 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-06-20
- Last updated
- 2025-06-19
- Certified
- 2025-06-19
Frequently asked questions
- What is Joy-Marie Hermes's NPI number?
- Joy-Marie Hermes's National Provider Identifier (NPI) is 1134789258, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joy-Marie Hermes's specialty?
- Joy-Marie Hermes is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Joy-Marie Hermes located?
- Joy-Marie Hermes's practice location on file with NPPES is 10666 N Torrey Pines Rd, La Jolla, CA 92037-1027.
- What is Joy-Marie Hermes's phone number?
- The practice phone number listed in the NPPES registry for Joy-Marie Hermes is (858) 554-8879.
- Does Joy-Marie Hermes accept Medicare?
- Joy-Marie Hermes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joy-Marie Hermes's NPI active?
- Yes — Joy-Marie Hermes's NPI (1134789258) is active in the NPPES registry as of the last update on 2025-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.