Dr. Marietta Yumena De Alday, MD
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1600 W Ave J, Lancaster, CA 93534
- Practice phone
- Call (661) 723-3874
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Medical group
Find Dr. De Alday'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.
Dr. Marietta Yumena De Alday is a pediatrician in Lancaster, California
Dr. De Alday practices with Harbor-UCLA Medical Center, a medical group.
Dr. De Alday's NPI, 1831131424, was assigned on June 11, 2006. Dr. De Alday graduated from University of Santo Tomas in 1977. Dr. De Alday holds California license A53001.
- NPI
- 1831131424NPI Registry (opens in a new tab)
- NPI enumeration date
- June 11, 2006
- NPI status
- Active
- Practice phone
- (661) 723-3874
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Marietta Yumena De Alday's practice address is in Lancaster, California
Dr. De Alday's practice address in the NPI Registry is 1600 W Ave J, Lancaster, CA 93534, in Los Angeles County. The practice phone is (661) 723-3874.
- NPI Registry address1600 W Ave J, Lancaster, CA 93534 · Los Angeles CountyPhone(661) 723-3874
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Marietta Yumena De Alday is affiliated with 1 medical group
Dr. De Alday is part of Harbor-UCLA Medical Center, a medical group in Torrance, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Marietta Yumena De Alday's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. De Alday practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harbor-UCLA Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Harbor-UCLA Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Marietta Yumena De Alday is one of 8,236 pediatricians in California
Pediatrics is Dr. De Alday's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. De Alday is licensed in California.
Specialties and state licenses
- Pediatrics, CaliforniaPrimary
Pediatricians near Dr. De Alday
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. Marietta Yumena De Alday's patients have a median age of 20
Across all payers, Dmand AI patient panel data puts Dr. De Alday's median patient age at 20, with 56% women.
Dr. De Alday's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 20
Patient panel by sex, all payers
- Women56%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Marietta Yumena De Alday graduated from University of Santo Tomas
Dr. De Alday graduated from University of Santo Tomas in 1977.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marietta Yumena De Alday'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 | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Marietta Yumena De Alday
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. Marietta Yumena De Alday's NPI number?
Dr. Marietta Yumena De Alday's NPI number is 1831131424. It was assigned on June 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marietta Yumena De Alday?
Dr. Marietta Yumena De Alday is a pediatrician in Lancaster, California. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Marietta Yumena De Alday practice?
Dr. De Alday practices at 1600 W Ave J, Lancaster, CA 93534. Dr. De Alday's primary practice is Harbor-UCLA Medical Center, a medical group.
What is Dr. Marietta Yumena De Alday's office phone number?
The practice phone on file for Dr. De Alday is (661) 723-3874.
What is Dr. Marietta Yumena De Alday's medical license number?
Dr. De Alday holds California license A53001.
What medical group is Dr. Marietta Yumena De Alday part of?
Dr. De Alday is part of Harbor-UCLA Medical Center in Torrance, California.
Where did Dr. Marietta Yumena De Alday go to medical school?
Dr. De Alday graduated from University of Santo Tomas in 1977.
How long has Dr. Marietta Yumena De Alday been practicing?
Dr. De Alday graduated from medical school in 1977, 49 years ago.
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