Dr. Maricor C. Grio, MD
- Hospital affiliations
- 1
- Industry payments
- $3,405
- Medical group
- 1
- Insurance carriers
- 7
- State licenses
- 3
- Practice address
- 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
- Practice phone
- Call (626) 851-1011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Grio'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. Maricor C. Grio is a pediatrician in Baldwin Park, California
Dr. Grio practices at Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California, part of Kaiser Permanente.
Dr. Grio's NPI, 1467576900, was assigned on March 19, 2007. Dr. Grio graduated from University of Miami, Miller School of Medicine in 2001. Dr. Grio's California license number on file is C154783.
- NPI
- 1467576900NPI Registry (opens in a new tab)
- NPI enumeration date
- March 19, 2007
- NPI status
- Active
- Practice phone
- (626) 851-1011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Maricor C. Grio practices at Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California
Dr. Grio's primary practice is Kaiser Permanente Baldwin Park Medical Center, at 1011 Baldwin Park Blvd, Baldwin Park, CA 91706 in Los Angeles County. The practice phone is (626) 851-1011.
- Kaiser Permanente Baldwin Park Medical Center1011 Baldwin Park Blvd, Baldwin Park, CA 91706 · Los Angeles CountyPhone(626) 851-1011
Source: Dmand AI Affiliation Data
Dr. Maricor C. Grio is affiliated with 2 sites of care and 1 medical group
Dr. Grio's primary practice is Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Grio to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Maricor C. Grio's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grio practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Baldwin Park Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Maricor C. Grio is one of 8,236 pediatricians in California
Pediatrics is Dr. Grio's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Grio is board certified in pediatric nephrology by the American Board of Pediatrics. Dmand AI has Dr. Grio's licenses on file in 3 states: California, Florida and Michigan.
Specialties and state licenses
- Pediatrics, CaliforniaPrimary
- Pediatric nephrology, Florida
- Michigan license
Pediatricians near Dr. Grio
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. Maricor C. Grio's patients have a median age of 65
Across all payers, Dmand AI patient panel data puts Dr. Grio's median patient age at 65, with 50% women.
Dr. Grio's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Maricor C. Grio received $3,405 in industry payments from 2017 to 2025
CMS Open Payments shows 18 general payments to Dr. Grio from 7 drug and device companies from 2017 to 2025. Travel and lodging make up the largest share, 57% of the total. Merck Sharp & Dohme Corporation paid the most, $1,514. It also lists 10 research payments totaling $23,297 in 2023.
General payments to Dr. Grio by program year, 2017 to 2025
General payments to Dr. Grio by kind, 2017 to 2025
- Travel and lodging$1,94057%
- Food and beverage$73522%
- Honoraria$73021%
Companies that paid Dr. Grio the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Maricor C. Grio graduated from University of Miami, Miller School of Medicine
Dr. Grio graduated from University of Miami, Miller School of Medicine in 2001.
- Medical school
- Board certified in pediatric nephrology
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Maricor C. Grio accepts plans from 7 insurance carriers
Dr. Grio is in network with 7 carriers, including United Healthcare, Aetna and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
- United Healthcare
- Aetna
- Blue Cross Blue Shield of Massachusetts
- Elevance
- HCSC
- Molina
- Blue Cross and Blue Shield of Kansas City
Plan types Dr. Grio accepts, by number of carriers
- Medicare4
- HMO3
- POS3
- PPO3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Maricor C. Grio'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. Maricor C. Grio
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. Maricor C. Grio's NPI number?
Dr. Maricor C. Grio's NPI number is 1467576900. It was assigned on March 19, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Maricor C. Grio?
Dr. Maricor C. Grio is a pediatrician in Baldwin Park, California. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Maricor C. Grio practice?
Dr. Grio practices at 1011 Baldwin Park Blvd, Baldwin Park, CA 91706. Dr. Grio's primary practice is Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California, part of Kaiser Permanente. Dmand AI also links Dr. Grio to 1 group practice or clinic.
What is Dr. Maricor C. Grio's office phone number?
The practice phone on file for Dr. Grio is (626) 851-1011.
What is Dr. Maricor C. Grio's medical license number?
Dr. Grio's California license number on file is C154783, one of the licenses on file in 3 states.
Which states has Dr. Maricor C. Grio been licensed in?
Dmand AI has state licenses on file for Dr. Grio in California (2018 to 2025), Florida (2007 to 2019) and Michigan (2004 to 2008).
Which hospitals is Dr. Maricor C. Grio affiliated with?
Dr. Grio practices at Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California.
What medical group is Dr. Maricor C. Grio part of?
Dr. Grio is linked to Southern California Permanente Medical Group.
Is Dr. Maricor C. Grio board certified?
Yes. Dr. Grio is board certified in pediatric nephrology by the American Board of Pediatrics.
Where did Dr. Maricor C. Grio go to medical school?
Dr. Grio graduated from University of Miami, Miller School of Medicine in 2001.
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Has Dr. Maricor C. Grio received payments from drug or device companies?
CMS Open Payments shows $3,405 in general payments to Dr. Grio from 7 companies from 2017 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Maricor C. Grio been practicing?
Dr. Grio graduated from medical school in 2001, 25 years ago.
What insurance does Dr. Maricor C. Grio accept?
Dr. Grio is in network with 7 carriers, including United Healthcare, Aetna and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
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