Dr. Son H. Phung, MD
- Medicare services, 2022
- 35
- Part D claims, 2024
- 3,051
- Hospital affiliations
- 1
- Industry payments
- $261
- Medical group
- 1
- Practice address
- 422 W Fourth Ave, Flint, MI 48503
- Practice phone
- Call (810) 287-8144
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Genesee Community Health Center - Flint (W 4th Ave)
FQHC - Main Site · Flint, Michigan
Find Dr. Phung'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. Son H. Phung is an internist in Flint, Michigan
Dr. Phung practices at Genesee Community Health Center - Flint (W 4th Ave) in Flint, Michigan.
Dr. Phung's NPI, 1174550172, was assigned on June 26, 2006. Dr. Phung holds Michigan license 4301079180.
- NPI
- 1174550172NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8921193491
- NPI enumeration date
- June 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (810) 287-8144
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Son H. Phung practices at 2 locations in Flint, Michigan
Dr. Phung's primary practice is Genesee Community Health Center - Flint (W 4th Ave), at 422 W Fourth Ave, Flint, MI 48503 in Genesee County. The practice phone is (810) 287-8144. Dr. Phung also practices at Genesee Health System, 725 Mason St, Flint, MI 48503.
- Genesee Community Health Center - Flint (W 4th Ave)Primary422 W Fourth Ave, Flint, MI 48503 · Genesee CountyPhone(810) 287-8144
- Genesee Health System725 Mason St, Flint, MI 48503 · Genesee CountyPhone(810) 496-5777
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Son H. Phung is affiliated with 2 sites of care and 1 medical group
Dr. Phung's primary practice is Genesee Community Health Center - Flint (W 4th Ave) in Flint, Michigan. Dr. Phung is also affiliated with Hurley Medical Center. The medical group on file is Genesee Health System. Dr. Phung's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Son H. Phung's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Phung practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Genesee Community Health Center - Flint (W 4th Ave) | 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. Son H. Phung is one of 4,804 internists in Michigan
Internal medicine is Dr. Phung's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Phung's licenses on file in 2 states: Michigan and Indiana.
Specialties and state licenses
- Internal medicine, MichiganPrimary
- Hospitalist, Indiana
Internists near Dr. Phung
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. Son H. Phung billed Medicare for 35 services in 2022
CMS data shows 35 Medicare services from Dr. Phung across 2 procedure codes in 2022. Medicare paid $215 for them. Every service was in an office.
Dr. Phung's Medicare services by type, 2019 to 2022
- 2019
- 2022
- Lab and pathology
- 2019: 02022: 35
- Office and hospital visits
- 2019: 152022: 0100%
Dr. Phung compared with the Michigan median for internists, 2022
- Dr. Phung
- Michigan median
- Medicare services
- 35vs 42392% below
- Part D claims
- 2,589vs 3148.2 times
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Phung's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Phung and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Son H. Phung's patients have a median age of 50
Across all payers, Dmand AI patient panel data puts Dr. Phung's median patient age at 50, with 41% women.
Dr. Phung's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women41%
- Men59%
Source: Dmand AI Patient Panel Data
Dr. Son H. Phung wrote 3,051 Medicare Part D claims in 2024
In 2024, Dr. Phung wrote 3,051 Medicare Part D claims for 172 patients. 84% of them were for generic drugs. CMS names the drug for 2,589 of them, across 68 drugs with 11 or more claims each, at $146,513 in total drug cost. In 2023, CMS named 2,632 claims across 67 drugs.
Dr. Phung's Part D claims by kind of drug, 2024
- Generic2,550 claims84%
- Brand-name447 claims15%
- Other54 claims2%
Dr. Phung'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. Phung's Part D claims, 2024
- Opioids5%158 of 3,051 claims
- Antibiotics2%49 of 3,051 claims
- Antipsychotics, patients 65 and over0%11 of 3,051 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: 2,6322024: 2,5892%
Drugs named by CMS: 68 in 2024, 67 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
How Dr. Son H. Phung takes part in Medicare
Dr. Phung accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Son H. Phung received $261 in industry payments from 2017 to 2025
CMS Open Payments shows 11 general payments to Dr. Phung from 8 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Braeburn Inc. paid the most, $81.
General payments to Dr. Phung by program year, 2017 to 2025
Companies that paid Dr. Phung the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Son H. Phung'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 Affiliation DataDmand AI Practice 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Son H. Phung
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. Son H. Phung's NPI number?
Dr. Son H. Phung's NPI number is 1174550172. It was assigned on June 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Son H. Phung?
Dr. Son H. Phung is an internist in Flint, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Son H. Phung practice?
Dr. Phung practices at 422 W Fourth Ave, Flint, MI 48503. Dr. Phung also practices at 725 Mason St, Flint, MI 48503. Dr. Phung's primary practice is Genesee Community Health Center - Flint (W 4th Ave) in Flint, Michigan.
What is Dr. Son H. Phung's office phone number?
The practice phone on file for Dr. Phung is (810) 287-8144.
What is Dr. Son H. Phung's medical license number?
Dr. Phung holds Michigan license 4301079180, one of the licenses on file in 2 states.
Which states has Dr. Son H. Phung been licensed in?
Dmand AI has state licenses on file for Dr. Phung in Michigan and Indiana.
Which hospitals is Dr. Son H. Phung affiliated with?
Dr. Phung is affiliated with Hurley Medical Center.
What medical group is Dr. Son H. Phung part of?
Dr. Phung is linked to Genesee Health System.
Does Dr. Son H. Phung accept Medicare?
Yes. CMS data shows Dr. Phung billed Medicare for 35 services in 2022, and Dr. Phung accepts Medicare assignment.
What services does Dr. Son H. Phung bill to Medicare?
In 2022, Dr. Phung's most billed Medicare services were lab and pathology test (82962) and lab and pathology test (83036).
Show 3 more questionsShow fewer questions
What drugs does Dr. Son H. Phung prescribe most?
In 2024 Medicare Part D data, Dr. Phung's most prescribed drugs by claims were Amlodipine Besylate, Metformin HCl and Hydrocodone-Acetaminophen.
Has Dr. Son H. Phung received payments from drug or device companies?
CMS Open Payments shows $261 in general payments to Dr. Phung from 8 companies from 2017 to 2025. The largest total came from Braeburn Inc.
How long has Dr. Son H. Phung been practicing?
Dr. Phung graduated from medical school in 1993, 33 years ago.
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