Derek P. Grzanich, DDS
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Year NPI issued
- 2006
- Practice address
- 7007 N Fwy, Houston, TX 77076
- Practice phone
- Call (713) 814-4717
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Houston Children's Dental Center
Houston, Texas
Find Derek Grzanich's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Derek P. Grzanich is an endodontist in Houston, Texas
Derek Grzanich practices at Houston Children's Dental Center in Houston, Texas.
Derek Grzanich's NPI, 1487736112, was assigned on October 20, 2006. Derek Grzanich holds Texas license 29339.
- NPI
- 1487736112NPI Registry (opens in a new tab)
- NPI enumeration date
- October 20, 2006
- NPI status
- Active
- Practice phone
- (713) 814-4717
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Derek P. Grzanich practices at Houston Children's Dental Center in Houston, Texas
Derek Grzanich's primary practice is Houston Children's Dental Center, at 7007 N Fwy, Houston, TX 77076 in Harris County. The practice phone is (713) 814-4717.
- Houston Children's Dental Center7007 N Fwy, Houston, TX 77076 · Harris CountyPhone(713) 814-4717
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Derek P. Grzanich is affiliated with 2 sites of care and 1 medical group
Derek Grzanich's primary practice is Houston Children's Dental Center in Houston, Texas. Dmand AI also links Derek Grzanich to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Derek P. Grzanich's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Derek Grzanich practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Houston Children's Dental Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Derek P. Grzanich is one of 181 endodontists in Texas
Endodontics is Derek Grzanich's primary specialty in the NPI Registry, under taxonomy code 1223E0200X. Dmand AI has Derek Grzanich's licenses on file in 2 states: Texas and Illinois.
Specialties and state licenses
- Endodontist, TexasPrimary
- General practice dentistry, Illinois
Endodontists near Derek Grzanich
Counts of endodontists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Derek P. Grzanich's patients have a median age of 12
Across all payers, Dmand AI patient panel data puts Derek Grzanich's median patient age at 12, with 0% women.
Derek Grzanich's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 12
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Sources for Derek P. Grzanich's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Derek P. Grzanich
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Derek P. Grzanich's NPI number?
Derek P. Grzanich's NPI number is 1487736112. It was assigned on October 20, 2006, and it is active in the NPI Registry.
What does Derek P. Grzanich specialize in?
Derek P. Grzanich is an endodontist in Houston, Texas. The primary specialty in the NPI Registry is Endodontist (taxonomy code 1223E0200X).
Where does Derek P. Grzanich practice?
Derek Grzanich practices at 7007 N Fwy, Houston, TX 77076. Derek Grzanich's primary practice is Houston Children's Dental Center in Houston, Texas. Dmand AI also links Derek Grzanich to 1 group practice or clinic and 1 medical group.
What is Derek P. Grzanich's office phone number?
The practice phone on file for Derek Grzanich is (713) 814-4717.
What is Derek P. Grzanich's medical license number?
Derek Grzanich holds Texas license 29339, one of the licenses on file in 2 states.
Which states has Derek P. Grzanich been licensed in?
Dmand AI has state licenses on file for Derek Grzanich in Texas and Illinois.
How long has Derek P. Grzanich been practicing?
Derek Grzanich's NPI was assigned in 2006.
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