Dr. Cecilia H. Phong, MD
- Medicare services, 2023
- 38
- Part D claims, 2024
- 20
- Hospital affiliations
- 1
- Industry payments
- $6,272
- Medical group
- 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. Phong's professional email, personal email and mobile number
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Dr. Cecilia H. Phong is an OB-GYN in Fontana, California
Dr. Phong practices at Fontana Medical Center in Fontana, California, part of Kaiser Permanente.
Dr. Phong's NPI, 1114318151, was assigned on February 12, 2015. Dr. Phong graduated from St. George's University School of Medicine in 2013. Dr. Phong's California license number on file is A139142.
- NPI
- 1114318151NPI Registry (opens in a new tab)
- NPI enumeration date
- February 12, 2015
- NPI status
- Active
- Practice phone
- (909) 427-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Cecilia H. Phong practices at Fontana Medical Center in Fontana, California
Dr. Phong'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. Cecilia H. Phong is affiliated with 1 site of care and 1 medical group
Dr. Phong'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. Cecilia H. Phong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Phong 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
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Dr. Cecilia H. Phong is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. Phong's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Phong is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dmand AI has Dr. Phong's licenses on file in 2 states: California and New Jersey.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
- New Jersey license
Clinical focus
Dmand AI lists menopause and pelvic prolapse among the conditions Dr. Phong treats.
OB-GYNs near Dr. Phong
Counts of OB-GYNs 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. Cecilia H. Phong billed Medicare for 38 services in 2023
CMS data shows 38 Medicare services from Dr. Phong across 2 procedure codes in 2023, all of them office visits. Medicare paid $4,062 for them. Every service was in an office.
Dr. Phong's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 362023: 386%
Dr. Phong compared with the California median for OB-GYNs, 2023
- Dr. Phong
- California median
- Medicare services
- 38vs 5834% below
- Part D claims
- 59vs 3569% above
Medians across 3,823 OB-GYNs in California with Dmand AI profiles that report each measure.
Dr. Phong's most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Phong?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Phong and other OB-GYNs in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Cecilia H. Phong's patients have a median age of 33
Across all payers, Dmand AI patient panel data puts Dr. Phong's median patient age at 33, with 100% women.
Dr. Phong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 33
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Cecilia H. Phong wrote 20 Medicare Part D claims in 2024
In 2024, Dr. Phong wrote 20 Medicare Part D claims for 13 patients. 85% of them were for generic drugs. They cover 4 drugs, with $5,758 in total drug cost.
Dr. Phong's Part D claims by kind of drug, 2024
- Generic17 claims85%
- Brand-name and other3 claims15%
Dr. Phong's most prescribed drugs by claims, 2023
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
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Dr. Cecilia H. Phong received $6,272 in industry payments from 2016 to 2023
CMS Open Payments shows 126 general payments to Dr. Phong from 28 drug and device companies from 2016 to 2023. Education make up the largest share, 52% of the total. Intuitive Surgical, Inc. paid the most, $3,822.
General payments to Dr. Phong by program year, 2016 to 2023
General payments to Dr. Phong by kind, 2016 to 2023
- Education$3,24452%
- Food and beverage$2,38038%
- Travel and lodging$64910%
Companies that paid Dr. Phong the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Cecilia H. Phong graduated from St. George's University School of Medicine
Dr. Phong graduated from St. George's University School of Medicine in 2013.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Dr. Cecilia H. Phong accepts plans from 7 insurance carriers
Dr. Phong is in network with 7 carriers, including Blue Cross Blue Shield of Michigan, Kaiser Permanente and LA Care. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Kaiser Permanente
- LA Care
- Elevance
- HCSC
- Humana
- Molina
Plan types Dr. Phong accepts, by number of carriers
- Medicare5
- HMO4
- PPO3
- POS2
- EPO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Cecilia H. Phong'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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) |
| 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. Cecilia H. Phong
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. Cecilia H. Phong's NPI number?
Dr. Cecilia H. Phong's NPI number is 1114318151. It was assigned on February 12, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Cecilia H. Phong?
Dr. Cecilia H. Phong is an OB-GYN in Fontana, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Cecilia H. Phong practice?
Dr. Phong practices at 9961 Sierra Ave, Fontana, CA 92335. Dr. Phong's primary practice is Fontana Medical Center in Fontana, California, part of Kaiser Permanente.
What is Dr. Cecilia H. Phong's office phone number?
The practice phone on file for Dr. Phong is (909) 427-5000.
What is Dr. Cecilia H. Phong's medical license number?
Dr. Phong's California license number on file is A139142, one of the licenses on file in 2 states.
Which states has Dr. Cecilia H. Phong been licensed in?
Dmand AI has state licenses on file for Dr. Phong in California (2015 to 2025) and New Jersey (2014 to 2018).
Which hospitals is Dr. Cecilia H. Phong affiliated with?
Dr. Phong practices at Fontana Medical Center in Fontana, California.
What medical group is Dr. Cecilia H. Phong part of?
Dr. Phong is linked to Southern California Permanente Medical Group.
Does Dr. Cecilia H. Phong accept Medicare?
Yes. CMS data shows Dr. Phong billed Medicare for 38 services in 2023.
Is Dr. Cecilia H. Phong board certified?
Yes. Dr. Phong is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
Show 6 more questionsShow fewer questions
What services does Dr. Cecilia H. Phong bill to Medicare?
In 2023, Dr. Phong's most billed Medicare services were office visit, established patient (99214) and office visit, new patient (99204).
Where did Dr. Cecilia H. Phong go to medical school?
Dr. Phong graduated from St. George's University School of Medicine in 2013.
What drugs does Dr. Cecilia H. Phong prescribe most?
In 2023 Medicare Part D data, Dr. Phong's most prescribed drugs by claims were Estradiol, Imvexxy and Clobetasol Propionate.
Has Dr. Cecilia H. Phong received payments from drug or device companies?
CMS Open Payments shows $6,272 in general payments to Dr. Phong from 28 companies from 2016 to 2023. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Cecilia H. Phong been practicing?
Dr. Phong graduated from medical school in 2013, 13 years ago.
What insurance does Dr. Cecilia H. Phong accept?
Dr. Phong is in network with 7 carriers, including Blue Cross Blue Shield of Michigan, Kaiser Permanente and LA Care. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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