United Medical Doctors
NPI 1770559981 · Gastroenterology Physician · Murrieta, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
United Medical Doctors is a Gastroenterology Physician organization in Murrieta, CA (NPI 1770559981).
Provider details
- NPI number
- 1770559981
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- John Hong, President(951) 566-5229
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Pain Medicine (Anesthesiology) Physician207LP2900X
Allopathic & Osteopathic Physicians
- Certified Registered Nurse Anesthetist367500000X
Physician Assistants & Advanced Practice Nursing Providers
- Registered Dietitian133V00000X
Dietary & Nutritional Service Providers
- Maternal & Fetal Medicine Physician207VM0101X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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)
- Former legal business name
- Temecula Valley Digestive Disease Consultants, a Medical Corporation
Additional practice locations (1)
- 40663 Murrieta Hot Springs Rd Ste C1Murrieta, CA 92562-9015Phone: (951) 200-6791
Registry dates
- Enumerated
- 2006-02-27
- Last updated
- 2025-10-21
- Certified
- 2025-10-21
Frequently asked questions
- What is United Medical Doctors's NPI number?
- United Medical Doctors's National Provider Identifier (NPI) is 1770559981, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is United Medical Doctors?
- United Medical Doctors is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is United Medical Doctors located?
- United Medical Doctors's practice location on file with NPPES is 28078 Baxter Rd Ste 530, Murrieta, CA 92563-1405.
- What is United Medical Doctors's phone number?
- The practice phone number listed in the NPPES registry for United Medical Doctors is (951) 566-5229.
- Does United Medical Doctors accept Medicare?
- United Medical Doctors 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 United Medical Doctors?
- The authorized official listed on United Medical Doctors's NPPES record is John Hong, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is United Medical Doctors's NPI active?
- Yes — United Medical Doctors's NPI (1770559981) is active in the NPPES registry as of the last update on 2025-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.