Dr. Nancy Broitman Mozelsio, MD
- Medicare services, 2024
- 3,737
- Medicare patients, 2024
- 221
- Part D claims, 2024
- 711
- Publications
- 3
- MIPS score, 2024
- 86
- Practice address
- 370 N Wiget Ln, Walnut Creek, CA 94598
- Practice phone
- Call (925) 935-6252
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Allergy & Asthma Medical Group of Diablo Valley Inc
Walnut Creek, California
Find Dr. Mozelsio'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. Nancy Broitman Mozelsio is an allergist and immunologist in Walnut Creek, California
Dr. Mozelsio practices at Allergy & Asthma Medical Group of Diablo Valley Inc in Walnut Creek, California.
Dr. Mozelsio's NPI, 1114910551, was assigned on August 30, 2005. Dr. Mozelsio graduated from UC Irvine School of Medicine in 1996. Dr. Mozelsio holds California license A75031.
- NPI
- 1114910551NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406748128
- NPI enumeration date
- August 30, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 935-6252
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nancy Broitman Mozelsio practices at Allergy & Asthma Medical Group of Diablo Valley Inc in Walnut Creek, California
Dr. Mozelsio's primary practice is Allergy & Asthma Medical Group of Diablo Valley Inc, at 370 N Wiget Ln, Walnut Creek, CA 94598 in Contra Costa County. The practice phone is (925) 935-6252.
- Allergy & Asthma Medical Group of Diablo Valley Inc370 N Wiget Ln, Walnut Creek, CA 94598 · Contra Costa CountyPhone(925) 935-6252
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nancy Broitman Mozelsio is affiliated with 3 sites of care and 1 medical group
Dr. Mozelsio's primary practice is Allergy & Asthma Medical Group of Diablo Valley Inc in Walnut Creek, California. Dr. Mozelsio is also affiliated with John Muir Medical Center, Walnut Creek. The medical group on file is Allergy & Asthma Medical Group of the Bay Area. Dmand AI also links Dr. Mozelsio to 1 more group practice or clinic, 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. Nancy Broitman Mozelsio's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mozelsio practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Allergy & Asthma Medical Group of Diablo Valley Inc | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nancy Broitman Mozelsio is one of 386 allergists and immunologists in California
Allergy and immunology is Dr. Mozelsio's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Mozelsio is board certified in allergy & immunology by the American Board of Allergy and Immunology. Dmand AI has Dr. Mozelsio's licenses on file in 2 states: California and Illinois.
Specialties and state licenses
- Allergy and immunology, CaliforniaPrimary
- Illinois license
Clinical focus
Dmand AI lists asthma, chronic nasal allergies and hives among the conditions Dr. Mozelsio treats.
Allergists and immunologists near Dr. Mozelsio
Counts of allergists and immunologists 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. Nancy Broitman Mozelsio billed Medicare for 3,737 services in 2024
CMS data shows 3,737 Medicare services from Dr. Mozelsio across 12 procedure codes in 2024, for 221 Medicare patients. Medicare paid $61,599 for them. Every service was in an office.
Dr. Mozelsio's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,9002024: 3,46720%
- Office and hospital visits
- 2023: 2572024: 2705%
Dr. Mozelsio compared with the California median for allergists and immunologists, 2024
- Dr. Mozelsio
- California median
- Medicare services
- 3,737vs 1,8402.0 times
- Medicare patients
- 221vs 14552% above
- Part D claims
- 562vs 2592.2 times
Medians across 368 allergists and immunologists in California with Dmand AI profiles that report each measure.
Dr. Mozelsio'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. Mozelsio?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mozelsio and other allergists and immunologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nancy Broitman Mozelsio treated 221 Medicare patients in 2024, average age 73
CMS counts 221 Medicare patients who saw Dr. Mozelsio in 2024. The largest group is 65 to 74, with 124 patients. 75% of them have high cholesterol, and 56% have high blood pressure. 7% are also on Medicaid. Their average risk score is 0.94, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mozelsio's median patient age at 38, with 60% women.
Dr. Mozelsio's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mozelsio's Medicare patients by sex, 2024
- Women16173%
- Men6027%
Chronic conditions among Dr. Mozelsio's Medicare patients, 2024
- High cholesterol75%
- High blood pressure56%
- Asthma48%
- Arthritis44%
- Osteoporosis32%
- Mood disorders25%
- Depression22%
- Anxiety20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mozelsio's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 38
Patient panel by sex, all payers
- Women60%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nancy Broitman Mozelsio wrote 711 Medicare Part D claims in 2024
In 2024, Dr. Mozelsio wrote 711 Medicare Part D claims for 182 patients. 68% of them were for generic drugs. CMS names the drug for 562 of them, across 16 drugs with 11 or more claims each, at $120,061 in total drug cost. In 2023, CMS named 590 claims across 16 drugs.
Dr. Mozelsio's Part D claims by kind of drug, 2024
- Generic486 claims68%
- Brand-name225 claims32%
Dr. Mozelsio'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5902024: 5625%
Drugs named by CMS: 16 in 2024, 16 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. Nancy Broitman Mozelsio scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Mozelsio for performance year 2024, reported as part of a group. Dr. Mozelsio accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Mozelsio's MIPS scores, performance year 2024
- 86of 100Final score
- 99.2of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
- 56of 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. Nancy Broitman Mozelsio has 3 publications on record
Dmand AI links 3 papers to Dr. Mozelsio, published from 2020 to 2021. Dr. Mozelsio's most frequent co-authors are Karna Gendo, MD, Katherine Cleveland Gilbert, MD and Matthew John Lodewick, MD.
Dr. Mozelsio's most frequent co-authors
- Karna Gendo, MD2 shared papers
- Katherine Cleveland Gilbert, MD2 shared papers
- Matthew John Lodewick, MD2 shared papers
Recent publications by Dr. Mozelsio
Allergy Asthma Proc
See who Dr. Mozelsio researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mozelsio works with, so you can find a warm path to the right allergists and immunologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Nancy Broitman Mozelsio received $3,444 in industry payments from 2016 to 2025
CMS Open Payments shows 175 general payments to Dr. Mozelsio from 26 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $881.
General payments to Dr. Mozelsio by program year, 2016 to 2025
General payments to Dr. Mozelsio by kind, 2016 to 2025
- Food and beverage$3,429100%
- Education$150%
Companies that paid Dr. Mozelsio 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. Nancy Broitman Mozelsio has 1 award and honors on record
Dmand AI lists 1 award for Dr. Mozelsio, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Mozelsio
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Nancy Broitman Mozelsio graduated from UC Irvine School of Medicine
Dr. Mozelsio graduated from UC Irvine School of Medicine in 1996. Dr. Mozelsio is a member of AAAAI.
- Medical school
- Board certified in allergy & immunology
Source: Dmand AI Professional Profile Data
Dr. Nancy Broitman Mozelsio accepts plans from 14 insurance carriers
Dr. Mozelsio is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO 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
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +6 more carriersWith a free account
Plan types Dr. Mozelsio accepts, by number of carriers
- PPO9
- Medicare8
- HMO6
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Nancy Broitman Mozelsio'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)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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Nancy Broitman Mozelsio
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. Nancy Broitman Mozelsio's NPI number?
Dr. Nancy Broitman Mozelsio's NPI number is 1114910551. It was assigned on August 30, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Nancy Broitman Mozelsio?
Dr. Nancy Broitman Mozelsio is an allergist and immunologist in Walnut Creek, California. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).
Where does Dr. Nancy Broitman Mozelsio practice?
Dr. Mozelsio practices at 370 N Wiget Ln, Walnut Creek, CA 94598. Dr. Mozelsio's primary practice is Allergy & Asthma Medical Group of Diablo Valley Inc in Walnut Creek, California. Dmand AI also links Dr. Mozelsio to 1 group practice or clinic.
What is Dr. Nancy Broitman Mozelsio's office phone number?
The practice phone on file for Dr. Mozelsio is (925) 935-6252.
What is Dr. Nancy Broitman Mozelsio's medical license number?
Dr. Mozelsio holds California license A75031, one of the licenses on file in 2 states.
Which states has Dr. Nancy Broitman Mozelsio been licensed in?
Dmand AI has state licenses on file for Dr. Mozelsio in California (2001 to 2027) and Illinois (1996 to 2002).
Which hospitals is Dr. Nancy Broitman Mozelsio affiliated with?
Dr. Mozelsio is affiliated with John Muir Medical Center, Walnut Creek.
What medical group is Dr. Nancy Broitman Mozelsio part of?
Dr. Mozelsio is linked to Allergy & Asthma Medical Group of the Bay Area.
Does Dr. Nancy Broitman Mozelsio accept Medicare?
Yes. CMS data shows Dr. Mozelsio billed Medicare for 3,737 services in 2024, and Dr. Mozelsio accepts Medicare assignment.
What is Dr. Nancy Broitman Mozelsio's MIPS score?
Dr. Mozelsio's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Nancy Broitman Mozelsio see?
CMS counts 221 Medicare patients who saw Dr. Mozelsio in 2024, with an average age of 73.
Is Dr. Nancy Broitman Mozelsio board certified?
Yes. Dr. Mozelsio is board certified in allergy & immunology by the American Board of Allergy and Immunology.
What services does Dr. Nancy Broitman Mozelsio bill to Medicare?
In 2024, Dr. Mozelsio's most billed Medicare services were allergy test or treatment (95004), allergy test or treatment (95165) and allergy test or treatment (95117).
Where did Dr. Nancy Broitman Mozelsio go to medical school?
Dr. Mozelsio graduated from UC Irvine School of Medicine in 1996.
What drugs does Dr. Nancy Broitman Mozelsio prescribe most?
In 2024 Medicare Part D data, Dr. Mozelsio's most prescribed drugs by claims were Montelukast Sodium, Azelastine HCl and Albuterol Sulfate Hfa.
Has Dr. Nancy Broitman Mozelsio received payments from drug or device companies?
CMS Open Payments shows $3,444 in general payments to Dr. Mozelsio from 26 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Nancy Broitman Mozelsio been practicing?
Dr. Mozelsio graduated from medical school in 1996, 30 years ago.
Does Dr. Nancy Broitman Mozelsio do research?
Dmand AI links 3 publications to Dr. Mozelsio, published from 2020 to 2021.
Who does Dr. Nancy Broitman Mozelsio publish with?
Dr. Mozelsio's most frequent co-authors are Karna Gendo, MD (2 shared papers), Katherine Cleveland Gilbert, MD (2 shared papers) and Matthew John Lodewick, MD (2 shared papers).
What insurance does Dr. Nancy Broitman Mozelsio accept?
Dr. Mozelsio is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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