Dr. Anna A. Piotrowski, MD
- Medicare services, 2022
- 35
- Medicare patients, 2024
- 14
- Part D claims, 2024
- 23
- Hospital affiliations
- 1
- Industry payments
- $20
- Practice address
- 710 Lawrence Expy, Santa Clara, CA 95051
- Practice phone
- Call (408) 851-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group Inc
Santa Clara, California
Find Dr. Piotrowski'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. Anna A. Piotrowski is a psychiatrist in Santa Clara, California
Dr. Piotrowski practices at Permanente Medical Group Inc in Santa Clara, California.
Dr. Piotrowski's NPI, 1851685432, was assigned on June 1, 2011. Dr. Piotrowski graduated from UC Irvine School of Medicine in 2011. Dr. Piotrowski's Illinois license number on file is PENDING.
- NPI
- 1851685432NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133416357
- NPI enumeration date
- June 1, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (408) 851-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Anna A. Piotrowski practices at Permanente Medical Group Inc in Santa Clara, California
Dr. Piotrowski's primary practice is Permanente Medical Group Inc, at 710 Lawrence Expy, Santa Clara, CA 95051 in Santa Clara County. The practice phone is (408) 851-1000.
- Permanente Medical Group Inc710 Lawrence Expy, Santa Clara, CA 95051 · Santa Clara CountyPhone(408) 851-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Anna A. Piotrowski is affiliated with 2 sites of care and 1 medical group
Dr. Piotrowski's primary practice is Permanente Medical Group Inc in Santa Clara, California. Dr. Piotrowski is also affiliated with University of Chicago Medical Center. The medical group on file is The Permanente Medical Group, Inc.
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. Anna A. Piotrowski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Piotrowski practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group Inc | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Anna A. Piotrowski is one of 6,803 psychiatrists in California
Psychiatry is Dr. Piotrowski's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Piotrowski is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Piotrowski's licenses on file in 2 states: Illinois and California.
Specialties and state licenses
- Psychiatry, IllinoisPrimary
- California license
Clinical focus
Dmand AI lists anxiety and bipolar disorder among the conditions Dr. Piotrowski treats.
Psychiatrists near Dr. Piotrowski
Counts of psychiatrists 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. Anna A. Piotrowski billed Medicare for 35 services in 2022
CMS data shows 35 Medicare services from Dr. Piotrowski across 2 procedure codes in 2022, for 14 Medicare patients. Medicare paid $3,326 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Piotrowski's Medicare services by type, 2022
- Office and hospital visits23
- Tests and treatments12
Dr. Piotrowski compared with the California median for psychiatrists, 2022
- Dr. Piotrowski
- California median
- Medicare services
- 35vs 11971% below
- Medicare patients
- 14vs 4166% below
- Part D claims
- 134vs 1447% below
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Piotrowski's most billed Medicare procedure codes, 2022
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. Piotrowski?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Piotrowski and other psychiatrists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Anna A. Piotrowski treated 14 Medicare patients in 2024, average age 71
CMS counts 14 Medicare patients who saw Dr. Piotrowski in 2024. 75% of them have high blood pressure. Their average risk score is 1.84, 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. Piotrowski's median patient age at 42, with 67% women.
Chronic conditions among Dr. Piotrowski's Medicare patients, 2024
- High blood pressure75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Piotrowski's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 42
Patient panel by sex, all payers
- Women67%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Anna A. Piotrowski wrote 23 Medicare Part D claims in 2024
In 2024, Dr. Piotrowski wrote 23 Medicare Part D claims. 100% of them were for generic drugs. They cover 9 drugs, with $5,092 in total drug cost. In 2020, CMS named 306 claims across 14 drugs.
Dr. Piotrowski's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 3062021: 13456%
Drugs named by CMS: 9 in 2021, 14 in 2020.
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
How Dr. Anna A. Piotrowski takes part in Medicare
Dr. Piotrowski accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Anna A. Piotrowski received $20 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Piotrowski from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $20.
Companies that paid Dr. Piotrowski the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Anna A. Piotrowski graduated from UC Irvine School of Medicine
Dr. Piotrowski graduated from UC Irvine School of Medicine in 2011.
- Medical school
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Anna A. Piotrowski accepts plans from 2 insurance carriers
Dr. Piotrowski is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Piotrowski accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Anna A. Piotrowski'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) |
| 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. Anna A. Piotrowski
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. Anna A. Piotrowski's NPI number?
Dr. Anna A. Piotrowski's NPI number is 1851685432. It was assigned on June 1, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Anna A. Piotrowski?
Dr. Anna A. Piotrowski is a psychiatrist in Santa Clara, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Anna A. Piotrowski practice?
Dr. Piotrowski practices at 710 Lawrence Expy, Santa Clara, CA 95051. Dr. Piotrowski's primary practice is Permanente Medical Group Inc in Santa Clara, California.
What is Dr. Anna A. Piotrowski's office phone number?
The practice phone on file for Dr. Piotrowski is (408) 851-1000.
What is Dr. Anna A. Piotrowski's medical license number?
Dr. Piotrowski's Illinois license number on file is PENDING, one of the licenses on file in 2 states.
Which states has Dr. Anna A. Piotrowski been licensed in?
Dmand AI has state licenses on file for Dr. Piotrowski in Illinois (2011 to 2017) and California (2015 to 2026).
Which hospitals is Dr. Anna A. Piotrowski affiliated with?
Dr. Piotrowski is affiliated with University of Chicago Medical Center.
What medical group is Dr. Anna A. Piotrowski part of?
Dr. Piotrowski is linked to The Permanente Medical Group, Inc.
Does Dr. Anna A. Piotrowski accept Medicare?
Yes. CMS data shows Dr. Piotrowski billed Medicare for 35 services in 2022, and Dr. Piotrowski accepts Medicare assignment.
How many Medicare patients does Dr. Anna A. Piotrowski see?
CMS counts 14 Medicare patients who saw Dr. Piotrowski in 2024, with an average age of 71.
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Is Dr. Anna A. Piotrowski board certified?
Yes. Dr. Piotrowski is board certified in psychiatry by the American Board of Psychiatry and Neurology.
What services does Dr. Anna A. Piotrowski bill to Medicare?
In 2022, Dr. Piotrowski's most billed Medicare services were hospital inpatient care (99232) and psychiatric service (90792).
Where did Dr. Anna A. Piotrowski go to medical school?
Dr. Piotrowski graduated from UC Irvine School of Medicine in 2011.
What drugs does Dr. Anna A. Piotrowski prescribe most?
In 2021 Medicare Part D data, Dr. Piotrowski's most prescribed drugs by claims were Venlafaxine HCl ER, Gabapentin and Fluoxetine HCl.
Has Dr. Anna A. Piotrowski received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to Dr. Piotrowski from 1 company from 2018 to 2018. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Anna A. Piotrowski been practicing?
Dr. Piotrowski graduated from medical school in 2011, 15 years ago.
What insurance does Dr. Anna A. Piotrowski accept?
Dr. Piotrowski is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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