Dr. Gilbert G. Umnas, MD
- Part D claims, 2024
- 11
- Hospital affiliations
- 1
- Medical group
- 1
- Insurance carriers
- 1
- State license
- 1
- Practice address
- 14662 Newport Ave, Tustin, CA 92780
- Practice phone
- Call (714) 619-7700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Umnas' 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.
Dr. Gilbert G. Umnas is a pediatrician in Tustin, California
Dr. Umnas practices at Foothill Regional Medical Center in Tustin, California, part of Astrana Health.
Dr. Umnas' NPI, 1043306863, was assigned on October 5, 2006. Dr. Umnas graduated from UC Davis School of Medicine in 1996. Dr. Umnas holds California license A64719.
- NPI
- 1043306863NPI Registry (opens in a new tab)
- NPI enumeration date
- October 5, 2006
- NPI status
- Active
- Practice phone
- (714) 619-7700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Gilbert G. Umnas practices at Foothill Regional Medical Center in Tustin, California
Dr. Umnas' primary practice is Foothill Regional Medical Center, at 14662 Newport Ave, Tustin, CA 92780 in Orange County. The practice phone is (714) 619-7700.
- Foothill Regional Medical Center14662 Newport Ave, Tustin, CA 92780 · Orange CountyPhone(714) 619-7700
Source: Dmand AI Affiliation Data
Dr. Gilbert G. Umnas is affiliated with 2 sites of care and 1 medical group
Dr. Umnas' primary practice is Foothill Regional Medical Center in Tustin, California, part of Astrana Health. Dmand AI also links Dr. Umnas to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gilbert G. Umnas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Umnas practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Foothill Regional Medical 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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Dr. Gilbert G. Umnas is one of 8,236 pediatricians in California
Pediatrics is Dr. Umnas' primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Umnas is board certified in pediatrics by the American Board of Pediatrics. Dr. Umnas is licensed in California.
Specialties and state licenses
- Pediatrics, CaliforniaPrimary
Pediatricians near Dr. Umnas
Counts of pediatricians 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
Dr. Gilbert G. Umnas' patients have a median age of 11
Across all payers, Dmand AI patient panel data puts Dr. Umnas' median patient age at 11, with 49% women.
Dr. Umnas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 11
Patient panel by sex, all payers
- Women49%
- Men51%
Source: Dmand AI Patient Panel Data
Dr. Gilbert G. Umnas wrote 11 Medicare Part D claims in 2024
In 2024, Dr. Umnas wrote 11 Medicare Part D claims. They cover 5 drugs, with $18,662 in total drug cost.
Dr. Umnas' most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Gilbert G. Umnas graduated from UC Davis School of Medicine
Dr. Umnas graduated from UC Davis School of Medicine in 1996.
- Medical school
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Gilbert G. Umnas accepts plans from 1 insurance carrier
Dr. Umnas is in network with 1 carrier, including Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
Plan types Dr. Umnas accepts, by number of carriers
- HMO1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Gilbert G. Umnas'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Dr. Gilbert G. Umnas
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Gilbert G. Umnas' NPI number?
Dr. Gilbert G. Umnas' NPI number is 1043306863. It was assigned on October 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gilbert G. Umnas?
Dr. Gilbert G. Umnas is a pediatrician in Tustin, California. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Gilbert G. Umnas practice?
Dr. Umnas practices at 14662 Newport Ave, Tustin, CA 92780. Dr. Umnas' primary practice is Foothill Regional Medical Center in Tustin, California, part of Astrana Health. Dmand AI also links Dr. Umnas to 1 group practice or clinic and 1 medical group.
What is Dr. Gilbert G. Umnas' office phone number?
The practice phone on file for Dr. Umnas is (714) 619-7700.
What is Dr. Gilbert G. Umnas' medical license number?
Dr. Umnas holds California license A64719.
Which hospitals is Dr. Gilbert G. Umnas affiliated with?
Dr. Umnas practices at Foothill Regional Medical Center in Tustin, California.
Is Dr. Gilbert G. Umnas board certified?
Yes. Dr. Umnas is board certified in pediatrics by the American Board of Pediatrics.
Where did Dr. Gilbert G. Umnas go to medical school?
Dr. Umnas graduated from UC Davis School of Medicine in 1996.
What drugs does Dr. Gilbert G. Umnas prescribe most?
In 2018 Medicare Part D data, Dr. Umnas' most prescribed drugs by claims were Lantus Solostar, Humalog Kwikpen U-100 and Albuterol Sulfate.
How long has Dr. Gilbert G. Umnas been practicing?
Dr. Umnas graduated from medical school in 1996, 30 years ago.
What insurance does Dr. Gilbert G. Umnas accept?
Dr. Umnas is in network with 1 carrier, including Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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