NPI age
20 years
Enumerated 2006-04-07
● Active
Type 1 · Individual
Mark V Mazziotti, MD
Mazziotti is 1 of 32 surgery providers in Houston and 1 of 138 in Texas.
Primary specialty
Surgery
Plus 3 subspecialties
Licensed in
TX, MT, OK, AZ
4 states
Status
Active
No deactivations on record
Last NPPES update
2025-08-29
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 138 active surgery providers in Texas.
NPI age
20 years
↑ 2 yr above median (18 yr)
State licenses
4 states
Top 62% — 37% of peers are multi-state
Subspecialties
0
58% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-04Enumerated in NPPES
2006
2026
Where they practice
Practice location
6621 Fannin St, Cc650 00
Houston, TX 770302303
Mailing address
2 Greenway Plaza, Suite 910
Houston, TX 77046
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
202 Conway Dr Ste 200
Kalispell, MT 599013153
Location 3
1625 N Campbell Ave
Tucson, AZ 857194330
Specialties
-
Surgery PrimaryA surgeon with expertise in the management of surgical conditions in premature and newborn infants, children and adolescents.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 112545202 | |
| 05 (OK) | 200122410A | |
| 05 (TX) | 154947902 |
Multi-state credentialing: Licensed in 4 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 802 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 →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
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