What is Caldon Haj's NPI number?

Caldon Haj's National Provider Identifier (NPI) is 1548523657, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Caldon Haj's specialty?

Caldon Haj is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Caldon Haj located?

Caldon Haj's practice location on file with NPPES is 4052 Raffee Dr, San Diego, CA 92117-4427.

What is Caldon Haj's phone number?

The practice phone number listed in the NPPES registry for Caldon Haj is (773) 828-4310.

Is Caldon Haj's NPI active?

Yes — Caldon Haj's NPI (1548523657) is active in the NPPES registry as of the last update on 2024-01-03.

IndividualActive

Caldon Haj, MD

NPI 1548523657 · Internal Medicine Physician · San Diego, CA

Caldon Haj, MD is a Internal Medicine Physician provider in San Diego, CA (NPI 1548523657).

Provider details

NPI number: 1548523657
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: Yes
License: 04-38083 (KS)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 277622 (MA)
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000XLicense 04-38083 (KS)
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000XLicense A153365 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(88/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
14 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
3 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

4052 Raffee Dr

San Diego, CA 92117-4427

Phone: (773) 828-4310

Street-level locationGet directions

More CA providers

Mailing address

4231 Balboa Ave # 3009

San Diego, CA 92117-5504

Additional practice locations (2)

3901 Rainbow Blvd Kumc Gen and Geriatric Med
Kansas City, KS 66160-0001
Phone: (913) 588-6005
Fax: (913) 588-3877
Coastal Medical Associates
55 Fogg Road
Weymouth, MA 02190
Phone: (781) 624-8000
Fax: (781) 878-6750

Enumerated: 2012-06-22
Last updated: 2024-01-03
Certified: 2024-01-03

Frequently asked questions

What is Caldon Haj's NPI number?: Caldon Haj's National Provider Identifier (NPI) is 1548523657, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Caldon Haj's specialty?: Caldon Haj is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Caldon Haj located?: Caldon Haj's practice location on file with NPPES is 4052 Raffee Dr, San Diego, CA 92117-4427.
What is Caldon Haj's phone number?: The practice phone number listed in the NPPES registry for Caldon Haj is (773) 828-4310.
Is Caldon Haj's NPI active?: Yes — Caldon Haj's NPI (1548523657) is active in the NPPES registry as of the last update on 2024-01-03.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.