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NPI 1801458708
● Active Type 2 · Organization
Integrative Emergency Services Physician Group-Houston Pllc
Emergency Medicine · Pasadena, TX · NPI 1801458708
·
Enumerated 2019 · 6 years on NPI
Integrative Emergency Services Physician Group-Houston Pllc is 1 of 6039 emergency medicine organizations in Texas.
NPI age
6 years
Enumerated 2019-07-01
Primary specialty
Emergency Medicine
Practice locations
8
7 secondary on file
Status
Active
No deactivations on record
Authorized official
Zenarosa
Founder And Chief Medical Officer
Last NPPES update
2024-11-14
Source: monthly bulk 2026-05
How this organization compares
Across 6039 active emergency medicine providers in Texas.
NPI age
6 years
↓ 9 yr below median
Practice locations
8
7 secondary on file
NPI lifetime · 2019 → 2026
2019-07 Enumerated in NPPES
2019
2026
Where they practice
Primary practice location
4500 E Sam Houston Pkwy S
Pasadena, TX 775053959
📞 7139487000
Mailing address
Po Box 2347
Indianapolis, IN 462062347
📞 4694205527
Additional practice locations
7 secondary locations on file with NPPES.
Location 2
5161 E Sam Houston Pkwy S
Pasadena, TX 775053915
📞 2818109326
Location 3
2255 E Mossy Oaks Rd
Spring, TX 773891811
📞 3463055000
Location 4
1317 Lake Pointe Pkwy
Sugar Land, TX 774783997
📞 2816377000
Location 5
17400 St Lukes Way
The Woodlands, TX 773848036
📞 9362669000
Location 6
6720 Bertner Ave
Houston, TX 770302604
📞 8323551000
Location 7
17200 St Lukes Way
The Woodlands, TX 773848007
📞 9362662000
Location 8
20171 Chasewood Park Dr
Houston, TX 770701437
📞 8325345000
Authorized official
Nestor Zenarosa, MD
Founder And Chief Medical Officer
📞 4694205527
Individual providers at this organization
8 individual providers on file at this primary practice address.
Deborah Chinn , OT/L, CHT
Occupational Therapist
NPI 1336542174
Mark Dennis , D.C.
Chiropractor
NPI 1821315656
Brandon Heidaker , PT
Physical Therapist
NPI 1669793600
Eric Rothenberg , MD
Plastic Surgery
NPI 1063528602
A. Shows , OTR,CHT
Occupational Therapist
NPI 1346352630
Lori Thompson , OTR
Occupational Therapist
NPI 1740620863
Justin Tzou
Physical Therapist
NPI 1932576246
Phillip Williams , PT, DPT
Physical Therapist
NPI 1851635049
Specialties
Emergency Medicine
Primary
An 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....
taxonomy 207P00000X
Identifiers
Type Value Notes
05 (TX)
137601425
Other names on file (2)
Doing-business-as, former, and alternate names recorded by NPPES.
IES Houston
Type code 3
recorded 2024-11-14
INTEGRATIVE EMERGENCY SERVICES PHYSICIAN GROUP-HOUSTON
Type code 4
recorded 2024-11-14
Practice context
Multi-provider organization.
8 individual providers on file at this primary address.
Plus 7 secondary practice locations.
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How to verify this organization
Confirm the NPI on NPPES. The CMS registry is the system of record. Open NPPES →
Verify the organization is in good standing. Cross-check with the state's business registration and any applicable licensing boards.
Confirm payer enrollment if billing. NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.
Updated 2026-05-14
· Source: CMS NPPES bulk export. Praxis MD refreshes the directory monthly with weekly delta updates.
Independent public resource. Not affiliated with CMS, HHS, or NPPES. Not endorsed by the U.S. government.
NPI listing is not proof of active licensure or payer enrollment.