Harrison Hasanuddin, D.O., Inc.
NPI 1386323038 · Sleep Medicine (Family Medicine) Physician · Monterey Park, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harrison Hasanuddin, D.O., Inc. is a Sleep Medicine (Family Medicine) Physician organization in Monterey Park, CA (NPI 1386323038).
Provider details
- NPI number
- 1386323038
- Entity type
- Organization
- Primary specialty
- Sleep Medicine (Family Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Harrison Hasanuddin, President(626) 763-1899
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Family Medicine Physician207Q00000X
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
Registry dates
- Enumerated
- 2023-07-11
- Last updated
- 2025-06-22
- Certified
- 2025-06-22
Frequently asked questions
- What is Harrison Hasanuddin, D.O., Inc.'s NPI number?
- Harrison Hasanuddin, D.O., Inc.'s National Provider Identifier (NPI) is 1386323038, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Harrison Hasanuddin, D.O., Inc.?
- Harrison Hasanuddin, D.O., Inc. is classified in the NPPES registry as Sleep Medicine (Family Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Harrison Hasanuddin, D.O., Inc. located?
- Harrison Hasanuddin, D.O., Inc.'s practice location on file with NPPES is 420 N Garfield Ave Ste 203, Monterey Park, CA 91754-1206.
- What is Harrison Hasanuddin, D.O., Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Harrison Hasanuddin, D.O., Inc. is (626) 763-1899.
- Does Harrison Hasanuddin, D.O., Inc. accept Medicare?
- Harrison Hasanuddin, D.O., Inc. 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 Harrison Hasanuddin, D.O., Inc.?
- The authorized official listed on Harrison Hasanuddin, D.O., Inc.'s NPPES record is Harrison Hasanuddin, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Harrison Hasanuddin, D.O., Inc.'s NPI active?
- Yes — Harrison Hasanuddin, D.O., Inc.'s NPI (1386323038) is active in the NPPES registry as of the last update on 2025-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.