Dr. Rosa Pei Chen, MD
- Hospital affiliations
- 1
- Industry payments
- $23
- Medical group
- 1
- Insurance carriers
- 1
- State license
- 1
- Practice address
- 9961 Sierra Ave, Fontana, CA 92335
- Practice phone
- Call (909) 427-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chen'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. Rosa Pei Chen is a neonatologist in Fontana, California
Dr. Chen practices at Fontana Medical Center in Fontana, California, part of Kaiser Permanente.
Dr. Chen's NPI, 1437208717, was assigned on January 9, 2007. Dr. Chen graduated from UC San Diego School of Medicine in 1998. Dr. Chen holds California license A91495.
- NPI
- 1437208717NPI Registry (opens in a new tab)
- NPI enumeration date
- January 9, 2007
- NPI status
- Active
- Practice phone
- (909) 427-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Rosa Pei Chen practices at Fontana Medical Center in Fontana, California
Dr. Chen's primary practice is Fontana Medical Center, at 9961 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-5000.
- Fontana Medical Center9961 Sierra Ave, Fontana, CA 92335 · San Bernardino CountyPhone(909) 427-5000
Source: Dmand AI Affiliation Data
Dr. Rosa Pei Chen is affiliated with 1 site of care and 1 medical group
Dr. Chen's primary practice is Fontana Medical Center in Fontana, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rosa Pei Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fontana 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 Kaiser Permanente and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Rosa Pei Chen is one of 780 neonatologists in California
Neonatal-perinatal medicine is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 2080N0001X. Dr. Chen is board certified in neonatal-perinatal medicine by the American Board of Pediatrics. Dr. Chen is licensed in California.
Specialties and state licenses
- Neonatal-perinatal medicine, CaliforniaPrimary
Neonatologists near Dr. Chen
Counts of neonatologists 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. Rosa Pei Chen's patients have a median age of 1
Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 1, with 49% women.
Dr. Chen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 1
Patient panel by sex, all payers
- Women49%
- Men51%
Source: Dmand AI Patient Panel Data
Dr. Rosa Pei Chen received $23 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Chen from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Mallinckrodt Enterprises LLC paid the most, $23.
Companies that paid Dr. Chen the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Rosa Pei Chen graduated from UC San Diego School of Medicine
Dr. Chen graduated from UC San Diego School of Medicine in 1998.
- Medical school
- Board certified in neonatal-perinatal medicine
Source: Dmand AI Professional Profile Data
Dr. Rosa Pei Chen accepts plans from 1 insurance carrier
Dr. Chen is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
Plan types Dr. Chen accepts, by number of carriers
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Rosa Pei Chen'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 |
| Industry payments | Open Payments (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. Rosa Pei Chen
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. Rosa Pei Chen's NPI number?
Dr. Rosa Pei Chen's NPI number is 1437208717. It was assigned on January 9, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Rosa Pei Chen?
Dr. Rosa Pei Chen is a neonatologist in Fontana, California. The primary specialty in the NPI Registry is Neonatal-Perinatal Medicine Physician (taxonomy code 2080N0001X).
Where does Dr. Rosa Pei Chen practice?
Dr. Chen practices at 9961 Sierra Ave, Fontana, CA 92335. Dr. Chen's primary practice is Fontana Medical Center in Fontana, California, part of Kaiser Permanente.
What is Dr. Rosa Pei Chen's office phone number?
The practice phone on file for Dr. Chen is (909) 427-5000.
What is Dr. Rosa Pei Chen's medical license number?
Dr. Chen holds California license A91495.
Which hospitals is Dr. Rosa Pei Chen affiliated with?
Dr. Chen practices at Fontana Medical Center in Fontana, California.
What medical group is Dr. Rosa Pei Chen part of?
Dr. Chen is linked to Southern California Permanente Medical Group.
Is Dr. Rosa Pei Chen board certified?
Yes. Dr. Chen is board certified in neonatal-perinatal medicine by the American Board of Pediatrics.
Where did Dr. Rosa Pei Chen go to medical school?
Dr. Chen graduated from UC San Diego School of Medicine in 1998.
Has Dr. Rosa Pei Chen received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Dr. Chen from 1 company from 2019 to 2019. The largest total came from Mallinckrodt Enterprises LLC.
How long has Dr. Rosa Pei Chen been practicing?
Dr. Chen graduated from medical school in 1998, 28 years ago.
What insurance does Dr. Rosa Pei Chen accept?
Dr. Chen is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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