Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Adam Jacob Kreitenberg, MD

Individual provider Rheumatology Physician · NPI 1770857682

Adam Jacob Kreitenberg, MD is a Rheumatology in Tarzana, California. Qualified in 2010, 16 years ago. Practices with Boris D Ratiner, MD, Inc, a 6-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
16
Licensed in
CA
In the registry since
2012
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

18386 Ventura Blvd
Tarzana, CA 91356-4219
Phone: (818) 996-4077
Fax: (818) 996-4069
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence A122216 (CA)

Record details

NPI number1770857682
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 24, 2012
Last updated in NPPESJanuary 9, 2023
Certification dateJanuary 9, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyRHEUMATOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice Boris D Ratiner, Md, Inc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Tarzana