Stratos Christianakis, M.D.
Rheumatology Physician · Pasadena, CA
Stratos Christianakis, M.D. is a rheumatology physician with a practice address in Pasadena, California, and NPI 1831114008, issued on Jul 12, 2006. Check the license (California A90242, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Stratos Christianakis
- Credential
- M.D.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- A90242 CA
Self-reported in NPPES; status is on the state search - Practice location
- 625 S Fair Oaks Ave Ste 400, Pasadena, CA 91105
- Phone
- (626) 568-1622
- Enumerated
- Jul 12, 2006
- Record last updated
- Nov 27, 2023
- Medicare enrollment
- Enrolled (PECOS I20061012000338); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 2003
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 926 in California → Look up another NPI →
Also registered at 625 S Fair Oaks Ave Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karen Haiber, MDHematology & Oncology Physician1720519127
- Jackie Huang, NP-CAdult Health Nurse Practitioner1346600681
- Stephen Huang, M.D.Hematology & Oncology Physician1124089685
- Mary Ishak, PA-CPhysician Assistant1750014189
- Mark McNamara, M.D.Hematology & Oncology Physician1275640294
- Alexis Parazo, NPAdult Health Nurse Practitioner1629734777
Verify Stratos Christianakis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A90242Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% more Medicare Part D claims than the average rheumatology physician in 2024
2,550 Medicare Part D claims for 331 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. 68 claims were for opioids.
Most prescribed
- Prednisone304 claims
- Duloxetine Hcl220 claims
- Hydroxychloroquine Sulfate206 claims
- Methotrexate137 claims
- Diclofenac Sodium76 claims
- Gammagard Liquid76 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.
Industry payments in 2024: $1,224.15
8 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Scientific Affairs, LLC. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Usc Care Medical Group IncPasadena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stratos Christianakis among 926 rheumatology physician records in California
Stratos Christianakis, M.D. is one of 926 rheumatology 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 55% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2003 · median 2003 among the 641 with a school on file
- Record last updated2023 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in California
There are 926 rheumatology physician records in California.
All 926 in California → Every provider in Pasadena → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- David Brown, MDPasadena, CA 911051689710055
- Roodabeh Koolaee, DOPasadena, CA 911051316250525
- Dean Noritake, MDPasadena, CA 911051477514495
- Brian Oconnor, MDPasadena, CA 911051770641870
- Vickram Reehal, M.D.Pasadena, CA 911051235347188
- Darice Yang, M.D.Pasadena, CA 911051427255454
- Irene Tong, M.D.Pasadena, CA 911071962439299
- Dan La, MDTujunga, CA 910421437178274
Common questions
What is Stratos Christianakis, M.D.'s NPI number?
Stratos Christianakis, M.D.'s National Provider Identifier (NPI) is 1831114008, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stratos Christianakis, M.D. located?
The NPPES record lists a practice address at 625 S Fair Oaks Ave Ste 400, Pasadena, CA, 91105. Phone: (626) 568-1622. Providers update this record themselves, so call before visiting.
How can I verify Stratos Christianakis, M.D.'s license?
NPPES lists California license number A90242, 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 Stratos Christianakis, M.D. prescribe under Medicare Part D?
In 2024, Stratos Christianakis, M.D. had 2,550 Medicare Part D claims for 331 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
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.