NPI age
19 years
Enumerated 2007-05-14
● Active
Type 1 · Individual
Nathaniel Greenwood, D.O.
Greenwood is 1 of 13 emergency medicine providers in Cedar Park and 1 of 6039 in Texas.
Primary specialty
Emergency Medicine
Plus 3 subspecialties
Licensed in
TX, PA, NE
3 states
Status
Active
No deactivations on record
Last NPPES update
2026-03-25
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 6039 active emergency medicine providers in Texas.
NPI age
19 years
↑ 4 yr above median (15 yr)
State licenses
3 states
Top 82% — 17% of peers are multi-state
Subspecialties
1
In the 43% of peers with subspecialties
NPI lifetime · 2007 → 2026
2007-05Enumerated in NPPES
2007
2026
Where they practice
Practice location
3620 E Whitestone Blvd
Cedar Park, TX 786137441
Mailing address
3620 E Whitestone Blvd
Cedar Park, TX 786137441
Additional practice locations
1 secondary location on file with NPPES.
Location 2
14404 Stoney Brook Blvd
Omaha, NE 681372613
Specialties
-
Emergency Medicine PrimaryAn emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department....
-
General PracticeA physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.
Practice context
Part of a multi-provider practice. 7 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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