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

MS. Maria Sienkiewicz Lennon, RN, CNM, IBCLC

Individual provider Lactation Consultant (Registered Nurse) · NPI 1467662783

MS. Maria Sienkiewicz Lennon, RN, CNM, IBCLC is a Lactation Consultant (Registered Nurse) in Tuba City, Arizona. Licensed in Arizona. Registered with an NPI since 2007.

Licensed in
AZ
In the registry since
2007
Specialties on file
2
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
CNM — Certified Nurse-Midwife
An advanced practice nurse who provides prenatal care and delivers babies.

See every abbreviation used in this directory →

Practice location Address checks out

167 N Main St
Tuba City, AZ 86045-0600
Phone: (928) 283-2501
Fax: (928) 283-2677
Show map & directions

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

Specialties & licences

Advanced Practice Midwife (primary) Taxonomy 367A00000X · Licence AP3933 (AZ)
Lactation Consultant (Registered Nurse) Taxonomy 163WL0100X · Licence RN131047 (AZ)

Record details

NPI number1467662783
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , CNM , IBCLC
Sole proprietorNo
NPI enumeratedMay 23, 2007
Last updated in NPPESJune 8, 2011