Dr. Mary Saeun Hong, MD
- Medicare patients, 2024
- 12
- Part D claims, 2024
- 6,576
- Industry payments
- $96
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 901 Nevin Ave, Richmond, CA 94801
- Practice phone
- Call (510) 307-1555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Richmond Medical Center
Richmond, California
Find Dr. Hong'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. Mary Saeun Hong is an internist in Richmond, California
Dr. Hong practices at Richmond Medical Center in Richmond, California.
Dr. Hong's NPI, 1861570624, was assigned on November 1, 2006. Dr. Hong graduated from Keck School of Medicine of USC in 1995. Dr. Hong holds California license A61806.
- NPI
- 1861570624NPI Registry (opens in a new tab)
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Practice phone
- (510) 307-1555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Mary Saeun Hong practices at Richmond Medical Center in Richmond, California
Dr. Hong's primary practice is Richmond Medical Center, at 901 Nevin Ave, Richmond, CA 94801 in Contra Costa County. The practice phone is (510) 307-1555.
- Richmond Medical Center901 Nevin Ave, Richmond, CA 94801 · Contra Costa CountyPhone(510) 307-1555
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mary Saeun Hong is affiliated with 2 sites of care and 1 medical group
Dr. Hong's primary practice is Richmond Medical Center in Richmond, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Hong to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mary Saeun Hong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hong practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Richmond 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. Mary Saeun Hong is one of 16,751 internists in California
Internal medicine is Dr. Hong's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hong is board certified in internal medicine by the American Board of Internal Medicine. Dr. Hong is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists chronic diabetes, chronic hypertension, muscle pain, fibromyalgia, and limb pain and osteoporosis among the conditions Dr. Hong treats.
Internists near Dr. Hong
Counts of internists 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. Mary Saeun Hong treated 12 Medicare patients in 2024, average age 69
CMS counts 12 Medicare patients who saw Dr. Hong in 2024. Their average risk score is 1.36, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hong's median patient age at 69, with 75% women.
Dr. Hong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women75%
- Men25%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mary Saeun Hong wrote 6,576 Medicare Part D claims in 2024
In 2024, Dr. Hong wrote 6,576 Medicare Part D claims for 620 patients. 92% of them were for generic drugs. CMS names the drug for 6,024 of them, across 82 drugs with 11 or more claims each, at $178,321 in total drug cost. In 2023, CMS named 6,246 claims across 83 drugs.
Dr. Hong's Part D claims by kind of drug, 2024
- Generic6,026 claims92%
- Brand-name463 claims7%
- Other87 claims1%
Dr. Hong's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Hong's Part D claims, 2024
- Opioids3%180 of 6,576 claims
- Antibiotics2%112 of 6,576 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6,2462024: 6,0244%
Drugs named by CMS: 82 in 2024, 83 in 2023.
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. Mary Saeun Hong received $96 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Hong from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. DENTSPLY Canada Ltd paid the most, $96.
Companies that paid Dr. Hong the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mary Saeun Hong has 1 award and honors on record
Dmand AI lists 1 award for Dr. Hong, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Hong
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Mary Saeun Hong graduated from Keck School of Medicine of USC
Dr. Hong graduated from Keck School of Medicine of USC in 1995.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Mary Saeun Hong accepts plans from 2 insurance carriers
Dr. Hong is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Hong accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Mary Saeun Hong'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Mary Saeun Hong
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. Mary Saeun Hong's NPI number?
Dr. Mary Saeun Hong's NPI number is 1861570624. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary Saeun Hong?
Dr. Mary Saeun Hong is an internist in Richmond, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mary Saeun Hong practice?
Dr. Hong practices at 901 Nevin Ave, Richmond, CA 94801. Dr. Hong's primary practice is Richmond Medical Center in Richmond, California. Dmand AI also links Dr. Hong to 1 group practice or clinic.
What is Dr. Mary Saeun Hong's office phone number?
The practice phone on file for Dr. Hong is (510) 307-1555.
What is Dr. Mary Saeun Hong's medical license number?
Dr. Hong holds California license A61806.
What medical group is Dr. Mary Saeun Hong part of?
Dr. Hong is linked to The Permanente Medical Group, Inc.
How many Medicare patients does Dr. Mary Saeun Hong see?
CMS counts 12 Medicare patients who saw Dr. Hong in 2024, with an average age of 69.
Is Dr. Mary Saeun Hong board certified?
Yes. Dr. Hong is board certified in internal medicine by the American Board of Internal Medicine.
Where did Dr. Mary Saeun Hong go to medical school?
Dr. Hong graduated from Keck School of Medicine of USC in 1995.
What drugs does Dr. Mary Saeun Hong prescribe most?
In 2024 Medicare Part D data, Dr. Hong's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
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Has Dr. Mary Saeun Hong received payments from drug or device companies?
CMS Open Payments shows $96 in general payments to Dr. Hong from 1 company from 2024 to 2024. The largest total came from DENTSPLY Canada Ltd.
How long has Dr. Mary Saeun Hong been practicing?
Dr. Hong graduated from medical school in 1995, 31 years ago.
What insurance does Dr. Mary Saeun Hong accept?
Dr. Hong is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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