Johntin Medical Group
NPI 1992861058 · Health Maintenance Organization · Rowland Heights, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Johntin Medical Group is a Health Maintenance Organization organization in Rowland Heights, CA (NPI 1992861058).
Provider details
- NPI number
- 1992861058
- Entity type
- Organization
- Primary specialty
- Health Maintenance OrganizationManaged Care Organizations
- Organization subpart
- No
- Authorized official
- Tin Yung, Medical Director(626) 913-1888
- License
- G61730 (CA)
Specialties & taxonomies
Managed Care Organizations
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
- Associated Healthcare Management Corp
Registry dates
- Enumerated
- 2006-12-30
- Last updated
- 2011-12-08
Frequently asked questions
- What is Johntin Medical Group's NPI number?
- Johntin Medical Group's National Provider Identifier (NPI) is 1992861058, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Johntin Medical Group?
- Johntin Medical Group is classified in the NPPES registry as Health Maintenance Organization (Managed Care Organizations).
- Where is Johntin Medical Group located?
- Johntin Medical Group's practice location on file with NPPES is 1722 Desire Ave Ste 202, Rowland Heights, CA 91748-2970.
- What is Johntin Medical Group's phone number?
- The practice phone number listed in the NPPES registry for Johntin Medical Group is (626) 913-1888.
- Does Johntin Medical Group accept Medicare?
- Johntin Medical Group 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 Johntin Medical Group?
- The authorized official listed on Johntin Medical Group's NPPES record is Tin Yung, Medical Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Johntin Medical Group's NPI active?
- Yes — Johntin Medical Group's NPI (1992861058) is active in the NPPES registry as of the last update on 2011-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.