Dr. Cong Thanh Phan, MD
- Medicare services, 2024
- 4,395
- Medicare patients, 2024
- 615
- Part D claims, 2024
- 13,135
- Publications
- 3
- MIPS score, 2024
- 41
- Practice address
- 8235 Rochester Ave, Rancho Cucamonga, CA 91730
- Practice phone
- Call (909) 484-4900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cong T. Phan M.d., Inc.
Primary care practice · Rancho Cucamonga, California
Find Dr. Phan'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. Cong Thanh Phan is an internist in Rancho Cucamonga, California
Dr. Phan practices at Cong T. Phan M.d., Inc. in Rancho Cucamonga, California.
Dr. Phan's NPI, 1386778033, was assigned on March 15, 2007. Dr. Phan graduated from Albany Medical College in 2000. Dr. Phan holds California license A780920.
- NPI
- 1386778033NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759364466
- NPI enumeration date
- March 15, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (909) 484-4900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Cong Thanh Phan practices at Cong T. Phan M.d., Inc. in Rancho Cucamonga, California
Dr. Phan's primary practice is Cong T. Phan M.d., Inc., at 8235 Rochester Ave, Rancho Cucamonga, CA 91730. The practice phone is (909) 484-4900.
- Cong T. Phan M.d., Inc.8235 Rochester Ave, Rancho Cucamonga, CA 91730Phone(909) 484-4900
Source: Dmand AI Affiliation Data
Dr. Cong Thanh Phan is affiliated with 14 sites of care and 2 medical groups
Dr. Phan's primary practice is Cong T. Phan M.d., Inc. in Rancho Cucamonga, California. Dr. Phan is also affiliated with Kindred Hospital Rancho. The medical group on file is Cong T. Phan M.D., Inc. Dmand AI also links Dr. Phan to 1 more hospital, 5 skilled nursing facilities, 3 home health agencies, 2 hospices, 1 other site and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Cong Thanh Phan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Phan practices, 14 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cong T. Phan M.d., Inc. | Available with a free account |
| +13 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Cong Thanh Phan is one of 16,751 internists in California
Internal medicine is Dr. Phan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Phan is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acute diabetes, acute kidney failure, acute respiratory failure, acute sinusitis, acute skin infection, alzheimer's disease, anemia and aneurysm among the conditions Dr. Phan treats.
Internists near Dr. Phan
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. Cong Thanh Phan billed Medicare for 4,395 services in 2024
CMS data shows 4,395 Medicare services from Dr. Phan across 15 procedure codes in 2024, for 615 Medicare patients. Medicare paid $384,922 for them.
Dr. Phan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,6632024: 4,0029%
- Other services
- 2023: 3042024: 3226%
- Tests and treatments
- 2023: 2272024: 7169%
Where Dr. Phan's Medicare services took place, 2024
- In an office2,22051%
- In a facility2,17549%
Dr. Phan compared with the California median for internists, 2024
- Dr. Phan
- California median
- Medicare services
- 4,395vs 36112.2 times
- Medicare patients
- 615vs 1514.1 times
- Part D claims
- 12,298vs 42129.2 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Phan's most billed Medicare procedure codes, 2024
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. Phan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Phan and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Cong Thanh Phan treated 615 Medicare patients in 2024, average age 75
CMS counts 615 Medicare patients who saw Dr. Phan in 2024. The largest group is 65 to 74, with 237 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 51% are also on Medicaid. Their average risk score is 1.69, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Phan's median patient age at 59, with 59% women.
Dr. Phan's Medicare patients by age, 2024
Dr. Phan's Medicare patients by sex, 2024
- Women37160%
- Men24440%
Chronic conditions among Dr. Phan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes56%
- Arthritis49%
- Ischemic heart disease40%
- Chronic kidney disease38%
- Heart failure27%
- Mood disorders26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Phan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Cong Thanh Phan wrote 13,135 Medicare Part D claims in 2024
In 2024, Dr. Phan wrote 13,135 Medicare Part D claims for 847 patients. 87% of them were for generic drugs. CMS names the drug for 12,298 of them, across 181 drugs with 11 or more claims each, at $1,013,071 in total drug cost. In 2023, CMS named 9,673 claims across 172 drugs.
Dr. Phan's Part D claims by kind of drug, 2024
- Generic11,447 claims87%
- Brand-name1,567 claims12%
- Other121 claims1%
Dr. Phan'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. Phan's Part D claims, 2024
- Opioids1%169 of 13,135 claims
- Antibiotics3%353 of 13,135 claims
- Antipsychotics, patients 65 and over1%88 of 13,135 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: 9,6732024: 12,29827%
Drugs named by CMS: 181 in 2024, 172 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
Dr. Cong Thanh Phan scored 41 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 41 out of 100 for Dr. Phan for performance year 2024, reported individually. Dr. Phan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Phan as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Phan's MIPS scores, performance year 2024
- 41of 100Final score
- 20of 100Quality
- 0of 100Improvement Activities
- 79of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Cong Thanh Phan has 3 publications on record
Dmand AI links 3 papers to Dr. Phan, published from 2020 to 2023. 2020 was the busiest year, with 2. Dr. Phan's most frequent co-authors are Cong Thanh Phan, MD, Benjamin Lee Clapp, MD and Michael Cutshall, MD.
Dr. Phan's most frequent co-authors
- Cong Thanh Phan, MD3 shared papers
- Benjamin Lee Clapp, MD1 shared paper
- Michael Cutshall, MD1 shared paper
Recent publications by Dr. Phan
J Investig Med
Surg Obes Relat Dis
See who Dr. Phan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Phan works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Cong Thanh Phan received $3,953 in industry payments from 2016 to 2025
CMS Open Payments shows 250 general payments to Dr. Phan from 34 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Janssen Pharmaceuticals, Inc paid the most, $1,458.
General payments to Dr. Phan by program year, 2016 to 2025
General payments to Dr. Phan by kind, 2016 to 2025
- Food and beverage$3,90699%
- Education$471%
Companies that paid Dr. Phan the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Cong Thanh Phan graduated from Albany Medical College
Dr. Phan graduated from Albany Medical College in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Cong Thanh Phan accepts plans from 12 insurance carriers
Dr. Phan is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Molina
- Regence Health Plans
- +4 more carriersWith a free account
Plan types Dr. Phan accepts, by number of carriers
- Medicare9
- HMO6
- PPO6
- POS5
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Cong Thanh Phan'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 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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Cong Thanh Phan
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. Cong Thanh Phan's NPI number?
Dr. Cong Thanh Phan's NPI number is 1386778033. It was assigned on March 15, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Cong Thanh Phan?
Dr. Cong Thanh Phan is an internist in Rancho Cucamonga, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Cong Thanh Phan practice?
Dr. Phan practices at 8235 Rochester Ave, Rancho Cucamonga, CA 91730. Dr. Phan's primary practice is Cong T. Phan M.d., Inc. in Rancho Cucamonga, California. Dmand AI also links Dr. Phan to 1 hospital, 5 skilled nursing facilities, 3 home health agencies, 2 hospices, 1 other site and 1 medical group.
What is Dr. Cong Thanh Phan's office phone number?
The practice phone on file for Dr. Phan is (909) 484-4900.
What is Dr. Cong Thanh Phan's medical license number?
Dr. Phan holds California license A780920.
Which hospitals is Dr. Cong Thanh Phan affiliated with?
Dr. Phan is affiliated with Kindred Hospital Rancho. Dmand AI links Dr. Phan to 1 more hospital.
What medical group is Dr. Cong Thanh Phan part of?
Dr. Phan is linked to Cong T. Phan M.D., Inc. Dmand AI links Dr. Phan to 1 more medical group.
Does Dr. Cong Thanh Phan accept Medicare?
Yes. CMS data shows Dr. Phan billed Medicare for 4,395 services in 2024, and Dr. Phan accepts Medicare assignment.
Does Dr. Cong Thanh Phan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Phan as offering telehealth services.
What is Dr. Cong Thanh Phan's MIPS score?
Dr. Phan's MIPS final score for performance year 2024 is 41 out of 100, reported individually.
Show 9 more questionsShow fewer questions
How many Medicare patients does Dr. Cong Thanh Phan see?
CMS counts 615 Medicare patients who saw Dr. Phan in 2024, with an average age of 75.
What services does Dr. Cong Thanh Phan bill to Medicare?
In 2024, Dr. Phan's most billed Medicare services were hospital inpatient care (99233), office visit, established patient (99214) and hospital inpatient care (99223).
Where did Dr. Cong Thanh Phan go to medical school?
Dr. Phan graduated from Albany Medical College in 2000.
What drugs does Dr. Cong Thanh Phan prescribe most?
In 2024 Medicare Part D data, Dr. Phan's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Amlodipine Besylate.
Has Dr. Cong Thanh Phan received payments from drug or device companies?
CMS Open Payments shows $3,953 in general payments to Dr. Phan from 34 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Cong Thanh Phan been practicing?
Dr. Phan graduated from medical school in 2000, 26 years ago.
Does Dr. Cong Thanh Phan do research?
Dmand AI links 3 publications to Dr. Phan, published from 2020 to 2023.
Who does Dr. Cong Thanh Phan publish with?
Dr. Phan's most frequent co-authors are Cong Thanh Phan, MD (3 shared papers), Benjamin Lee Clapp, MD (1 shared paper) and Michael Cutshall, MD (1 shared paper).
What insurance does Dr. Cong Thanh Phan accept?
Dr. Phan is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
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