Arthur Alain Karaguezian, M.D.
Family Medicine Physician · Northridge, CA
Arthur Alain Karaguezian, M.D. is a family medicine physician with a practice address in Northridge, California, and NPI 1063603009, issued on Aug 6, 2007. Check the license (California A109354, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Arthur Alain Karaguezian
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A109354 CA
Self-reported in NPPES; status is on the state search - Practice location
- 18546 Roscoe Blvd Ste 304, Northridge, CA 91324
- Phone
- (818) 772-7100
- Enumerated
- Aug 6, 2007
- Record last updated
- Apr 8, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20110505000338); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Arthur Alain Karaguezian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A109354Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9.2 times the Medicare Part D claims of the average family medicine physician in 2024
32,454 Medicare Part D claims for 952 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 419 claims were for opioids.
Most prescribed
- Amlodipine Besylate1,206 claims
- Atorvastatin Calcium1,193 claims
- Gabapentin954 claims
- Levothyroxine Sodium919 claims
- Metformin Hcl774 claims
- Meclizine Hcl642 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 7 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Arthur Alain Karaguezian among 17,133 family medicine physician records in California
Arthur Alain Karaguezian, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 47% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2003 · median 2005 among the 10,652 with a school on file
- Record last updated2015 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
55 family medicine physician records list a practice address in Northridge
They are 55 of the 2,598 NPPES records with a practice address in Northridge, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Northridge → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Albert Askarinam, M.D.Northridge, CA 913241346305422
- Isak Elkayam, MDNorthridge, CA 913241902425465
- Daniel Eshaghian, M.D.Northridge, CA 913241497015085
- Jason Groomer, D.ONorthridge, CA 913241619986965
- Zahra Sherazi, MDNorthridge, CA 913241952894891
- Philip Shore, MDNorthridge, CA 913241295750529
- Terence Thompson, M.D.Northridge, CA 913241497746663
- Julio Vasquez, MDNorthridge, CA 913241639262561
Common questions
What is Arthur Alain Karaguezian, M.D.'s NPI number?
Arthur Alain Karaguezian, M.D.'s National Provider Identifier (NPI) is 1063603009, issued on Aug 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Arthur Alain Karaguezian, M.D. located?
The NPPES record lists a practice address at 18546 Roscoe Blvd Ste 304, Northridge, CA, 91324. Phone: (818) 772-7100. Providers update this record themselves, so call before visiting.
How can I verify Arthur Alain Karaguezian, M.D.'s license?
NPPES lists California license number A109354, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Arthur Alain Karaguezian, M.D. prescribe under Medicare Part D?
In 2024, Arthur Alain Karaguezian, M.D. had 32,454 Medicare Part D claims for 952 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Arthur Alain Karaguezian, M.D.'s MIPS final score?
The 2023 MIPS final score is 7 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.