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

Maria Lynn Metcalf, ARNP

Individual provider Adult Health Nurse Practitioner · NPI 1972822393

Maria Lynn Metcalf, ARNP is a Nurse Practitioner in Waterloo, Iowa. Qualified in 2015, 11 years ago. Practices with Cedar Valley Medical Specialists PC, a 76-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Iowa.

Years since qualifying
11
Licensed in
IA
In the registry since
2010
Specialties on file
3
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

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Practice location Address checks out

110 Plaza Cir Ste A
Waterloo, IA 50701-5139
Phone: (319) 236-7720
Fax: (319) 236-7739
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence A087827 (IA)
Adult Health Nurse Practitioner Taxonomy 363LA2200X · Licence H-087827 (IA)
Nurse Practitioner Taxonomy 363L00000X · Licence A087827 (IA)

Record details

NPI number1972822393
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP
Sole proprietorNo
NPI enumeratedMay 25, 2010
Last updated in NPPESJuly 9, 2026
Certification dateJuly 9, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Cedar Valley Medical Specialists Pc — 76 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

Other providers in Waterloo