Dr. Francis Joseph Charlton Jr., MD
- Medicare services, 2024
- 2,013
- Medicare patients, 2024
- 275
- Part D claims, 2024
- 4,694
- Hospital affiliations
- 3
- Industry payments
- $4,310
- Practice address
- 450 Stanyan St, San Francisco, CA 94117
- Practice phone
- Call (415) 353-4739
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UCSF St Mary's Hospital
San Francisco, California
Find Dr. Charlton'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. Francis Joseph Charlton Jr. is an internist in San Francisco, California
Dr. Charlton practices at UCSF St Mary's Hospital in San Francisco, California.
Dr. Charlton's NPI, 1548339104, was assigned on November 7, 2006. Dr. Charlton graduated from Georgetown University School Of Medicine in 1977. Dr. Charlton holds California license G37652.
- NPI
- 1548339104NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8820120959
- NPI enumeration date
- November 7, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (415) 353-4739
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 75
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Francis Joseph Charlton Jr. practices at UCSF St Mary's Hospital in San Francisco, California
Dr. Charlton's primary practice is UCSF St Mary's Hospital, at 450 Stanyan St, San Francisco, CA 94117 in San Francisco County. The practice phone is (415) 353-4739.
- UCSF St Mary's Hospital450 Stanyan St, San Francisco, CA 94117 · San Francisco CountyPhone(415) 353-4739
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Francis Joseph Charlton Jr. is affiliated with 5 sites of care and 1 medical group
Dr. Charlton's primary practice is UCSF St Mary's Hospital in San Francisco, California. Dr. Charlton is also affiliated with California Pacific Medical Center Van Ness Campus. The medical group on file is Mercy Doctors Medical Group. Dmand AI also links Dr. Charlton to 2 more hospitals and 1 group practice or clinic, each 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. Francis Joseph Charlton Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Charlton practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSF St Mary's Hospital | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Francis Joseph Charlton Jr. is one of 16,751 internists in California
Internal medicine is Dr. Charlton's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Charlton is board certified in internal medicine by the American Board of Internal Medicine. Dr. Charlton is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute gastroduodenitis, acute mini-stroke (TIA), acute sinusitis, acute skin infection, adjustment disease, aneurysm and ankle or foot injury among the conditions Dr. Charlton treats.
Internists near Dr. Charlton
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. Francis Joseph Charlton Jr. billed Medicare for 2,013 services in 2024
CMS data shows 2,013 Medicare services from Dr. Charlton across 18 procedure codes in 2024, for 275 Medicare patients. Medicare paid $136,392 for them. Every service was in an office.
Dr. Charlton's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0642024: 9966%
- Other services
- 2023: 3142024: 832165%
- Tests and treatments
- 2023: 1252024: 10318%
- Lab and pathology
- 2023: 382024: 82116%
- Surgery
- 2023: 112024: 0100%
Dr. Charlton compared with the California median for internists, 2024
- Dr. Charlton
- California median
- Medicare services
- 2,013vs 3615.6 times
- Medicare patients
- 275vs 15182% above
- Part D claims
- 4,030vs 4219.6 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Charlton'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. Charlton?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Charlton and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Francis Joseph Charlton Jr. treated 275 Medicare patients in 2024, average age 77
CMS counts 275 Medicare patients who saw Dr. Charlton in 2024. The largest group is 65 to 74, with 127 patients. 75% of them have high blood pressure, and 71% have high cholesterol. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Charlton's median patient age at 74, with 49% women.
Dr. Charlton's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Charlton's Medicare patients by sex, 2024
- Women12345%
- Men15255%
Chronic conditions among Dr. Charlton's Medicare patients, 2024
- High blood pressure75%
- High cholesterol71%
- Arthritis48%
- Ischemic heart disease22%
- Atrial fibrillation21%
- Diabetes19%
- Chronic kidney disease16%
- Osteoporosis16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Charlton's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Francis Joseph Charlton Jr. wrote 4,694 Medicare Part D claims in 2024
In 2024, Dr. Charlton wrote 4,694 Medicare Part D claims for 423 patients. 83% of them were for generic drugs. CMS names the drug for 4,030 of them, across 97 drugs with 11 or more claims each, at $601,806 in total drug cost. In 2023, CMS named 4,085 claims across 101 drugs.
Dr. Charlton's Part D claims by kind of drug, 2024
- Generic3,914 claims83%
- Brand-name757 claims16%
- Other23 claims0%
Dr. Charlton'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. Charlton's Part D claims, 2024
- Opioids3%123 of 4,694 claims
- Antibiotics5%253 of 4,694 claims
- Antipsychotics, patients 65 and over0%15 of 4,694 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: 4,0852024: 4,0301%
Drugs named by CMS: 97 in 2024, 101 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. Francis Joseph Charlton Jr. offers telehealth to Medicare patients
Dr. Charlton accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Charlton as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Francis Joseph Charlton Jr. received $4,310 in industry payments from 2016 to 2025
CMS Open Payments shows 199 general payments to Dr. Charlton from 30 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. ViiV Healthcare Company paid the most, $582.
General payments to Dr. Charlton by program year, 2016 to 2025
Companies that paid Dr. Charlton 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. Francis Joseph Charlton Jr. graduated from Georgetown University School Of Medicine
Dr. Charlton graduated from Georgetown University School Of Medicine in 1977.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Francis Joseph Charlton Jr. accepts plans from 9 insurance carriers
Dr. Charlton is in network with 9 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Elevance
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- Blue Cross Blue Shield of Michigan
- CMS Medicare
- HCSC
- +1 more carriersWith a free account
Plan types Dr. Charlton accepts, by number of carriers
- PPO5
- Medicare4
- EPO3
- HMO3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Francis Joseph Charlton Jr.'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 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) |
| 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. Francis Joseph Charlton Jr.
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. Francis Joseph Charlton Jr.'s NPI number?
Dr. Francis Joseph Charlton Jr.'s NPI number is 1548339104. It was assigned on November 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Francis Joseph Charlton Jr.?
Dr. Francis Joseph Charlton Jr. is an internist in San Francisco, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Francis Joseph Charlton Jr. practice?
Dr. Charlton practices at 450 Stanyan St, San Francisco, CA 94117. Dr. Charlton's primary practice is UCSF St Mary's Hospital in San Francisco, California. Dmand AI also links Dr. Charlton to 2 hospitals and 1 group practice or clinic.
What is Dr. Francis Joseph Charlton Jr.'s office phone number?
The practice phone on file for Dr. Charlton is (415) 353-4739.
What is Dr. Francis Joseph Charlton Jr.'s medical license number?
Dr. Charlton holds California license G37652.
Which hospitals is Dr. Francis Joseph Charlton Jr. affiliated with?
Dr. Charlton is affiliated with California Pacific Medical Center Van Ness Campus. Dmand AI links Dr. Charlton to 2 more hospitals.
What medical group is Dr. Francis Joseph Charlton Jr. part of?
Dr. Charlton is linked to Mercy Doctors Medical Group.
Does Dr. Francis Joseph Charlton Jr. accept Medicare?
Yes. CMS data shows Dr. Charlton billed Medicare for 2,013 services in 2024, and Dr. Charlton accepts Medicare assignment.
Does Dr. Francis Joseph Charlton Jr. offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Charlton as offering telehealth services.
How many Medicare patients does Dr. Francis Joseph Charlton Jr. see?
CMS counts 275 Medicare patients who saw Dr. Charlton in 2024, with an average age of 77.
Show 7 more questionsShow fewer questions
Is Dr. Francis Joseph Charlton Jr. board certified?
Yes. Dr. Charlton is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Francis Joseph Charlton Jr. bill to Medicare?
In 2024, Dr. Charlton's most billed Medicare services were medicare service (G2211), office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. Francis Joseph Charlton Jr. go to medical school?
Dr. Charlton graduated from Georgetown University School Of Medicine in 1977.
What drugs does Dr. Francis Joseph Charlton Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Charlton's most prescribed drugs by claims were Rosuvastatin Calcium, Atorvastatin Calcium and Levothyroxine Sodium.
Has Dr. Francis Joseph Charlton Jr. received payments from drug or device companies?
CMS Open Payments shows $4,310 in general payments to Dr. Charlton from 30 companies from 2016 to 2025. The largest total came from ViiV Healthcare Company.
How long has Dr. Francis Joseph Charlton Jr. been practicing?
Dr. Charlton graduated from medical school in 1977, 49 years ago.
What insurance does Dr. Francis Joseph Charlton Jr. accept?
Dr. Charlton is in network with 9 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.
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