Dr. Joyce So, MD, PhD
- Medicare services, 2024
- 59
- Medicare patients, 2024
- 37
- Part D claims, 2024
- 13
- Publications
- 2
- MIPS score, 2024
- 85
- Practice address
- 505 Parnassus Ave, Box 0296, San Francisco, CA 94143
- Practice phone
- Call (415) 353-2733
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. So'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. Joyce So is a clinical genetics (m.d.) physician in San Francisco, California
Dr. So practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.
Dr. So's NPI, 1649832353, was assigned on July 2, 2019. Dr. So graduated from University of Toronto Faculty of Medicine in 2001. Dr. So holds California license 163203.
- NPI
- 1649832353NPI Registry (opens in a new tab)
- NPI enumeration date
- July 2, 2019
- NPI status
- Active
- Practice phone
- (415) 353-2733
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Joyce So practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California
Dr. So's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights, at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143 in San Francisco County. The practice phone is (415) 353-2733.
- UCSF Helen Diller Medical Center at Parnassus Heights505 Parnassus Ave, Box 0296, San Francisco, CA 94143 · San Francisco CountyPhone(415) 353-2733
Source: Dmand AI Affiliation Data
Dr. Joyce So is affiliated with 4 sites of care and 3 medical groups
Dr. So's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. The medical group on file is UCSF Pediatrics. Dmand AI also links Dr. So to 3 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joyce So's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. So practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSF Helen Diller Medical Center at Parnassus Heights | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across University of California Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Joyce So is one of 144 clinical genetics (m.d.) physicians in California
Clinical genetics (m.d.) is Dr. So's primary specialty in the NPI Registry, under taxonomy code 207SG0201X. Dr. So is licensed in California.
Specialties and state licenses
- Clinical genetics (m.d.), CaliforniaPrimary
Clinical genetics (m.d.) physicians near Dr. So
Counts of clinical genetics (m.d.) physicians 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. Joyce So billed Medicare for 59 services in 2024
CMS data shows 59 Medicare services from Dr. So across 2 procedure codes in 2024, for 37 Medicare patients. Medicare paid $4,760 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. So's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 02024: 33
- Office and hospital visits
- 2023: 182024: 2644%
Dr. So compared with the California median for clinical genetics (m.d.) physicians, 2024
- Dr. So
- California median
- Medicare services
- 59vs 262.3 times
- Medicare patients
- 37vs 2085% above
- Part D claims
- 13vs 2138% below
Medians across 59 clinical genetics (m.d.) physicians in California with Dmand AI profiles that report each measure.
Dr. So'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. So?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. So and other clinical genetics (m.d.) physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joyce So treated 37 Medicare patients in 2024, average age 62
CMS counts 37 Medicare patients who saw Dr. So in 2024. The largest group is 65 to 74, with 15 patients. 68% of them have high cholesterol, and 62% have high blood pressure. 49% are also on Medicaid. Their average risk score is 1.56, 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. So's median patient age at 49, with 50% women.
Dr. So's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. So's Medicare patients by sex, 2024
- Women2259%
- Men1541%
Chronic conditions among Dr. So's Medicare patients, 2024
- High cholesterol68%
- High blood pressure62%
- Anxiety43%
- Arthritis32%
- Cancer30%
- Depression30%
- Mood disorders30%
Share of Medicare patients with each condition. A patient can have several.
Dr. So's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joyce So wrote 13 Medicare Part D claims in 2024
In 2024, Dr. So wrote 13 Medicare Part D claims. 100% of them were for generic drugs. They cover 1 drug, with $28,313 in total drug cost.
Dr. So'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.
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. Joyce So scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. So for performance year 2024, reported as part of a group.
Dr. So's MIPS scores, performance year 2024
- 85of 100Final score
- 81.1of 100Quality
- 40of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Joyce So has 2 publications on record
Dmand AI links 2 papers to Dr. So, published from 2022 to 2023. Dr. So's most frequent co-author is Maggie W. Waung, MD, PhD.
Dr. So's most frequent co-authors
Recent publications by Dr. So
See who Dr. So researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. So works with, so you can find a warm path to the right clinical genetics (m.d.) physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joyce So received $165 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. So from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Recordati_rare_diseases_inc. paid the most, $165.
Companies that paid Dr. So the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joyce So graduated from University of Toronto Faculty of Medicine
Dr. So graduated from University of Toronto Faculty of Medicine in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Joyce So accepts plans from 9 insurance carriers
Dr. So is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- Molina
- +1 more carriersWith a free account
Plan types Dr. So accepts, by number of carriers
- Medicare9
- PPO5
- HMO3
- POS3
- EPO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Joyce So'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 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 | 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. Joyce So
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. Joyce So's NPI number?
Dr. Joyce So's NPI number is 1649832353. It was assigned on July 2, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Joyce So?
Dr. Joyce So is a clinical genetics (m.d.) physician in San Francisco, California. The primary specialty in the NPI Registry is Clinical Genetics (M.D.) Physician (taxonomy code 207SG0201X).
Where does Dr. Joyce So practice?
Dr. So practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Dr. So's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dmand AI also links Dr. So to 3 group practices and clinics and 2 medical groups.
What is Dr. Joyce So's office phone number?
The practice phone on file for Dr. So is (415) 353-2733.
What is Dr. Joyce So's medical license number?
Dr. So holds California license 163203.
Which hospitals is Dr. Joyce So affiliated with?
Dr. So practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California.
What medical group is Dr. Joyce So part of?
Dr. So is linked to UCSF Pediatrics. Dmand AI links Dr. So to 2 more medical groups.
Does Dr. Joyce So accept Medicare?
Yes. CMS data shows Dr. So billed Medicare for 59 services in 2024.
What is Dr. Joyce So's MIPS score?
Dr. So's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
How many Medicare patients does Dr. Joyce So see?
CMS counts 37 Medicare patients who saw Dr. So in 2024, with an average age of 62.
Show 8 more questionsShow fewer questions
What services does Dr. Joyce So bill to Medicare?
In 2024, Dr. So's most billed Medicare services were medicare service (G2212) and office visit, new patient (99205).
Where did Dr. Joyce So go to medical school?
Dr. So graduated from University of Toronto Faculty of Medicine in 2001.
What drugs does Dr. Joyce So prescribe most?
In 2024 Medicare Part D data, Dr. So's most prescribed drugs by claims were Sirolimus.
Has Dr. Joyce So received payments from drug or device companies?
CMS Open Payments shows $165 in general payments to Dr. So from 1 company from 2019 to 2019. The largest total came from Recordati_rare_diseases_inc.
How long has Dr. Joyce So been practicing?
Dr. So graduated from medical school in 2001, 25 years ago.
Does Dr. Joyce So do research?
Dmand AI links 2 publications to Dr. So, published from 2022 to 2023.
Who does Dr. Joyce So publish with?
Dr. So's most frequent co-authors are Maggie W. Waung, MD, PhD (1 shared paper).
What insurance does Dr. Joyce So accept?
Dr. So is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
Selling to clinical genetics (m.d.) practices?
See clinical genetics (m.d.) physicians in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card