Dr. Melissa Ellen Duncanson, MD
- Medicare services, 2024
- 50
- Medicare patients, 2024
- 56
- Part D claims, 2024
- 79
- MIPS score, 2024
- 89
- Hospital affiliations
- 1
- Practice address
- 1820 Ogden Dr, Burlingame, CA 94010
- Practice phone
- Call (650) 239-5303
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Claire M. Serrato MD, Inc
Burlingame, California
Find Dr. Duncanson'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. Melissa Ellen Duncanson is an OB-GYN in Burlingame, California
Dr. Duncanson practices at Claire M. Serrato MD, Inc in Burlingame, California.
Dr. Duncanson's NPI, 1144753443, was assigned on April 4, 2017. Dr. Duncanson graduated from Spencer Fox Eccles School of Medicine in 2017. Dr. Duncanson holds California license A171823.
- NPI
- 1144753443NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0042613440
- NPI enumeration date
- April 4, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 239-5303
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Melissa Ellen Duncanson practices at Claire M. Serrato MD, Inc in Burlingame, California
Dr. Duncanson's primary practice is Claire M. Serrato MD, Inc, at 1820 Ogden Dr, Burlingame, CA 94010 in San Mateo County. The practice phone is (650) 239-5303.
- Claire M. Serrato MD, Inc1820 Ogden Dr, Burlingame, CA 94010 · San Mateo CountyPhone(650) 239-5303
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Melissa Ellen Duncanson is affiliated with 4 sites of care and 2 medical groups
Dr. Duncanson's primary practice is Claire M. Serrato MD, Inc in Burlingame, California. Dr. Duncanson is also affiliated with Mills-Peninsula Medical Center. The medical group on file is UCSF Benioff Children’s Physicians. Dmand AI also links Dr. Duncanson to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Melissa Ellen Duncanson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Duncanson practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Claire M. Serrato MD, Inc | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Melissa Ellen Duncanson is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. Duncanson's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Duncanson is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dmand AI has Dr. Duncanson's licenses on file in 3 states: California, District of Columbia and Virginia.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
- District of Columbia license
- Virginia license
Clinical focus
Dmand AI lists menopause, pelvic prolapse, UTI and vaginal infection among the conditions Dr. Duncanson treats.
OB-GYNs near Dr. Duncanson
Counts of OB-GYNs 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. Melissa Ellen Duncanson billed Medicare for 50 services in 2024
CMS data shows 50 Medicare services from Dr. Duncanson across 2 procedure codes in 2024, for 56 Medicare patients. Medicare paid $3,316 for them. Every service was in an office.
Dr. Duncanson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 262024: 288%
- Other services
- 2023: 182024: 2222%
Dr. Duncanson compared with the California median for OB-GYNs, 2024
- Dr. Duncanson
- California median
- Medicare services
- 50vs 5814% below
- Medicare patients
- 56vs 528% above
- Part D claims
- 23vs 3534% below
Medians across 3,823 OB-GYNs in California with Dmand AI profiles that report each measure.
Dr. Duncanson'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. Duncanson?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Duncanson and other OB-GYNs in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Melissa Ellen Duncanson treated 56 Medicare patients in 2024, average age 74
CMS counts 56 Medicare patients who saw Dr. Duncanson in 2024. The largest group is 65 to 74, with 33 patients. 63% of them have high cholesterol, and 54% have high blood pressure. Their average risk score is 0.67, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Duncanson's median patient age at 41, with 97% women.
Dr. Duncanson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Duncanson's Medicare patients, 2024
- High cholesterol63%
- High blood pressure54%
- Arthritis29%
- Osteoporosis25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Duncanson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women97%
- Men1%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Melissa Ellen Duncanson wrote 79 Medicare Part D claims in 2024
In 2024, Dr. Duncanson wrote 79 Medicare Part D claims for 32 patients. 95% of them were for generic drugs. CMS names the drug for 23 of them, across 2 drugs with 11 or more claims each, at $563 in total drug cost.
Dr. Duncanson's Part D claims by kind of drug, 2024
- Generic75 claims95%
- Brand-name and other4 claims5%
Dr. Duncanson'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. Melissa Ellen Duncanson scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Duncanson for performance year 2024, reported as part of a group. Dr. Duncanson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Duncanson's MIPS scores, performance year 2024
- 89of 100Final score
- 94.4of 100Quality
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Removal of the uterus: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Melissa Ellen Duncanson received $555 in industry payments from 2021 to 2025
CMS Open Payments shows 34 general payments to Dr. Duncanson from 13 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Mayne Pharma Inc. paid the most, $173.
General payments to Dr. Duncanson by program year, 2021 to 2025
Companies that paid Dr. Duncanson the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Melissa Ellen Duncanson graduated from Spencer Fox Eccles School of Medicine
Dr. Duncanson graduated from Spencer Fox Eccles School of Medicine in 2017.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Dr. Melissa Ellen Duncanson accepts plans from 14 insurance carriers
Dr. Duncanson is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +6 more carriersWith a free account
Plan types Dr. Duncanson accepts, by number of carriers
- PPO9
- Medicare8
- HMO6
- EPO4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Melissa Ellen Duncanson'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 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 | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Melissa Ellen Duncanson
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. Melissa Ellen Duncanson's NPI number?
Dr. Melissa Ellen Duncanson's NPI number is 1144753443. It was assigned on April 4, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Melissa Ellen Duncanson?
Dr. Melissa Ellen Duncanson is an OB-GYN in Burlingame, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Melissa Ellen Duncanson practice?
Dr. Duncanson practices at 1820 Ogden Dr, Burlingame, CA 94010. Dr. Duncanson's primary practice is Claire M. Serrato MD, Inc in Burlingame, California. Dmand AI also links Dr. Duncanson to 2 group practices and clinics and 1 medical group.
What is Dr. Melissa Ellen Duncanson's office phone number?
The practice phone on file for Dr. Duncanson is (650) 239-5303.
What is Dr. Melissa Ellen Duncanson's medical license number?
Dr. Duncanson holds California license A171823, one of the licenses on file in 3 states.
Which states has Dr. Melissa Ellen Duncanson been licensed in?
Dmand AI has state licenses on file for Dr. Duncanson in California (2021 to 2027), District of Columbia (2017 to 2021) and Virginia (2017 to 2021).
Which hospitals is Dr. Melissa Ellen Duncanson affiliated with?
Dr. Duncanson is affiliated with Mills-Peninsula Medical Center.
What medical group is Dr. Melissa Ellen Duncanson part of?
Dr. Duncanson is linked to UCSF Benioff Children’s Physicians. Dmand AI links Dr. Duncanson to 1 more medical group.
Does Dr. Melissa Ellen Duncanson accept Medicare?
Yes. CMS data shows Dr. Duncanson billed Medicare for 50 services in 2024, and Dr. Duncanson accepts Medicare assignment.
What is Dr. Melissa Ellen Duncanson's MIPS score?
Dr. Duncanson's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Melissa Ellen Duncanson see?
CMS counts 56 Medicare patients who saw Dr. Duncanson in 2024, with an average age of 74.
Is Dr. Melissa Ellen Duncanson board certified?
Yes. Dr. Duncanson is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
What services does Dr. Melissa Ellen Duncanson bill to Medicare?
In 2024, Dr. Duncanson's most billed Medicare services were office visit, established patient (99213) and medicare service (G0101).
Where did Dr. Melissa Ellen Duncanson go to medical school?
Dr. Duncanson graduated from Spencer Fox Eccles School of Medicine in 2017.
What drugs does Dr. Melissa Ellen Duncanson prescribe most?
In 2024 Medicare Part D data, Dr. Duncanson's most prescribed drugs by claims were Estradiol and Fluconazole.
Has Dr. Melissa Ellen Duncanson received payments from drug or device companies?
CMS Open Payments shows $555 in general payments to Dr. Duncanson from 13 companies from 2021 to 2025. The largest total came from Mayne Pharma Inc.
How long has Dr. Melissa Ellen Duncanson been practicing?
Dr. Duncanson graduated from medical school in 2017, 9 years ago.
What insurance does Dr. Melissa Ellen Duncanson accept?
Dr. Duncanson is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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