Ariana Nassiri, PA-C
- Medicare services, 2024
- 340
- Medicare patients, 2024
- 198
- Part D claims, 2024
- 316
- MIPS score, 2024
- 87
- Hospital affiliations
- 5
- 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 Ariana Nassiri'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.
Ariana Nassiri is a physician assistant in San Francisco, California
Ariana Nassiri practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.
Ariana Nassiri's NPI, 1669063681, was assigned on February 2, 2021. Ariana Nassiri holds California license PA58882.
- NPI
- 1669063681NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103232467
- NPI enumeration date
- February 2, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (415) 353-2733
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Ariana Nassiri practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California
Ariana Nassiri'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
Ariana Nassiri is affiliated with 6 sites of care and 5 medical groups
Ariana Nassiri's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Ariana Nassiri is also affiliated with UCSF Health Stanyan Hospital. The medical group on file is UCSF Pediatrics. Dmand AI also links Ariana Nassiri to 3 more hospitals, 4 medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Ariana Nassiri's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ariana Nassiri practices, 6 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 |
| +5 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Ariana Nassiri is one of 11,482 physician assistants in California
Physician assistant is Ariana Nassiri's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Ariana Nassiri is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Clinical focus
Dmand AI lists bursitis, fibromyalgia and chronic pain, joint cyst, joint pain and lower back pain among the conditions Ariana Nassiri treats.
Physician assistants near Ariana Nassiri
Counts of physician assistants 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
Ariana Nassiri billed Medicare for 340 services in 2024
CMS data shows 340 Medicare services from Ariana Nassiri across 6 procedure codes in 2024, for 198 Medicare patients. Medicare paid $23,360 for them. Every service was in a facility, such as a hospital, rather than an office.
Ariana Nassiri's Medicare services by type, 2024
- Office and hospital visits327
- Surgery13
Ariana Nassiri compared with the California median for physician assistants, 2024
- Ariana Nassiri
- California median
- Medicare services
- 340vs 20467% above
- Medicare patients
- 198vs 10589% above
- Part D claims
- 242vs 243Close to median
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Ariana Nassiri'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Ariana Nassiri treated 198 Medicare patients in 2024, average age 73
CMS counts 198 Medicare patients who saw Ariana Nassiri in 2024. The largest group is 65 to 74, with 94 patients. 75% of them have arthritis, and 73% have high cholesterol. 24% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Ariana Nassiri's median patient age at 71, with 53% women.
Ariana Nassiri's Medicare patients by age, 2024
Ariana Nassiri's Medicare patients by sex, 2024
- Women11257%
- Men8643%
Chronic conditions among Ariana Nassiri's Medicare patients, 2024
- Arthritis75%
- High cholesterol73%
- High blood pressure71%
- Osteoporosis33%
- Mood disorders32%
- Depression29%
- Anxiety27%
- Diabetes25%
Share of Medicare patients with each condition. A patient can have several.
Ariana Nassiri's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women53%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ariana Nassiri wrote 316 Medicare Part D claims in 2024
In 2024, Ariana Nassiri wrote 316 Medicare Part D claims for 114 patients. 100% of them were for generic drugs. CMS names the drug for 242 of them, across 7 drugs with 11 or more claims each, at $2,978 in total drug cost.
Ariana Nassiri's Part D claims by kind of drug, 2024
- Generic315 claims100%
- Brand-name and other1 claims0%
Ariana Nassiri'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 Ariana Nassiri's Part D claims, 2024
- Opioids25%79 of 316 claims
- Antibiotics5%16 of 316 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Ariana Nassiri scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Ariana Nassiri for performance year 2024, reported as part of a group. Ariana Nassiri accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Ariana Nassiri as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Ariana Nassiri's MIPS scores, performance year 2024
- 87of 100Final score
- 86.8of 100Quality
- 40of 100Improvement Activities
- 70of 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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Ariana Nassiri received $1,783 in industry payments from 2024 to 2025
CMS Open Payments shows 12 general payments to Ariana Nassiri from 7 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 53% of the total. Si-bone, Inc. paid the most, $1,067.
General payments to Ariana Nassiri by program year, 2024 to 2025
General payments to Ariana Nassiri by kind, 2024 to 2025
- Food and beverage$94353%
- Travel and lodging$84047%
Companies that paid Ariana Nassiri the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Ariana Nassiri'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 | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Ariana Nassiri
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ariana Nassiri's NPI number?
Ariana Nassiri's NPI number is 1669063681. It was assigned on February 2, 2021, and it is active in the NPI Registry.
What does Ariana Nassiri specialize in?
Ariana Nassiri is a physician assistant in San Francisco, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Ariana Nassiri practice?
Ariana Nassiri practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Ariana Nassiri'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 Ariana Nassiri to 3 hospitals, 4 medical groups and 1 group practice or clinic.
What is Ariana Nassiri's office phone number?
The practice phone on file for Ariana Nassiri is (415) 353-2733.
What is Ariana Nassiri's medical license number?
Ariana Nassiri holds California license PA58882.
Which hospitals is Ariana Nassiri affiliated with?
Ariana Nassiri practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California. Ariana Nassiri is also affiliated with UCSF Health Stanyan Hospital. Dmand AI links Ariana Nassiri to 3 more hospitals.
What medical group is Ariana Nassiri part of?
Ariana Nassiri is linked to UCSF Pediatrics. Dmand AI links Ariana Nassiri to 4 more medical groups.
Does Ariana Nassiri accept Medicare?
Yes. CMS data shows Ariana Nassiri billed Medicare for 340 services in 2024, and Ariana Nassiri accepts Medicare assignment.
Does Ariana Nassiri offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Ariana Nassiri as offering telehealth services.
What is Ariana Nassiri's MIPS score?
Ariana Nassiri's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
Show 5 more questionsShow fewer questions
How many Medicare patients does Ariana Nassiri see?
CMS counts 198 Medicare patients who saw Ariana Nassiri in 2024, with an average age of 73.
What services does Ariana Nassiri bill to Medicare?
In 2024, Ariana Nassiri's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, new patient (99204).
What drugs does Ariana Nassiri prescribe most?
In 2024 Medicare Part D data, Ariana Nassiri's most prescribed drugs by claims were Baclofen, Gabapentin and Oxycodone HCl.
Has Ariana Nassiri received payments from drug or device companies?
CMS Open Payments shows $1,783 in general payments to Ariana Nassiri from 7 companies from 2024 to 2025. The largest total came from Si-bone, Inc.
How long has Ariana Nassiri been practicing?
Ariana Nassiri graduated from medical school in 2020, 6 years ago.
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