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Dr. Peter Yi Shen, MD
NPI1396900734PAC ID8325223498
- Medicare services, 2024
- 34,511
- Medicare patients, 2024
- 2,371
- Publications
- 24
- Hospital affiliations
- 1
- Medical groups
- 4
- Practice address
- 795 El Camino Real, Palo Alto, CA 94301
- Practice phone
- Call (650) 324-1832
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Surgery Center Palo Alto
Surgery Center - Medicare-Certified · Palo Alto, California
Find Dr. Shen's professional email, personal email and mobile number
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Dr. Peter Yi Shen is a diagnostic radiologist in Palo Alto, California
Dr. Shen practices at Surgery Center Palo Alto in Palo Alto, California.
Dr. Shen's NPI, 1396900734, was assigned on July 24, 2008. Dr. Shen graduated from SUNY Downstate Health Sciences University in 2005. Dr. Shen's California license number on file is A110273.
NPI and contact details
- NPI
- 1396900734NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325223498
- NPI enumeration date
- July 24, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 324-1832
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter Yi Shen practices at Surgery Center Palo Alto in Palo Alto, California
Dr. Shen's primary practice is Surgery Center Palo Alto, at 795 El Camino Real, Palo Alto, CA 94301. The practice phone is (650) 324-1832.
- Surgery Center Palo Alto795 El Camino Real, Palo Alto, CA 94301Phone(650) 324-1832
Source: Dmand AI Affiliation Data
Dr. Peter Yi Shen is affiliated with 6 sites of care and 4 medical groups
Dr. Shen's primary practice is Surgery Center Palo Alto in Palo Alto, California. Dr. Shen is also affiliated with Sutter Maternity & Surgery Center of Santa Cruz. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Shen to 4 more group practices and clinics and 3 medical groups, each named with a free account.
Surgery Center Palo AltoPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter Yi Shen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shen practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Surgery Center Palo Alto | Available with a free account |
| +5 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Peter Yi Shen is one of 4,096 diagnostic radiologists in California
Diagnostic radiology is Dr. Shen's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Shen is board certified in diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Shen's licenses on file in 4 states: California, Maryland, District of Columbia and Virginia.
Specialties and state licenses
- Diagnostic radiology, CaliforniaPrimary
- Maryland license
- District of Columbia license
- Virginia license
Diagnostic radiologists near Dr. Shen
Counts of diagnostic radiologists 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. Peter Yi Shen billed Medicare for 34,511 services in 2024
CMS data shows 34,511 Medicare services from Dr. Shen across 64 procedure codes in 2024, for 2,371 Medicare patients. Medicare paid $291,993 for them.
Medicare services, 202434,511
Medicare patients2,371
Paid by Medicare$291,993
Procedure codes64
Dr. Shen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 02024: 30,410
- Imaging
- 2023: 502024: 2,7415382%
- Drugs given in the office
- 2023: 02024: 1,260
- Tests and treatments
- 2023: 02024: 82
- Surgery
- 2023: 02024: 18
Where Dr. Shen's Medicare services took place, 2024
- In an office34,454100%
- In a facility570%
Dr. Shen compared with the California median for diagnostic radiologists, 2024
- Dr. Shen
- California median
- Medicare services
- 34,511vs 2,28115.1 times
- Medicare patients
- 2,371vs 1,34676% above
Medians across 3,734 diagnostic radiologists in California with Dmand AI profiles that report each measure.
Dr. Shen'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. Shen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Shen and other diagnostic radiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter Yi Shen treated 2,371 Medicare patients in 2024, average age 75
CMS counts 2,371 Medicare patients who saw Dr. Shen in 2024. The largest group is 65 to 74, with 1,073 patients. 68% of them have high cholesterol, and 61% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.10, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Shen's median patient age at 56, with 59% women.
Medicare patients, 20242,371
Average age75
Average risk score1.10
Also on Medicaid13%
Dr. Shen's Medicare patients by age, 2024
Dr. Shen's Medicare patients by sex, 2024
- Women1,43060%
- Men94140%
Chronic conditions among Dr. Shen's Medicare patients, 2024
- High cholesterol68%
- High blood pressure61%
- Arthritis54%
- Mood disorders23%
- Osteoporosis23%
- Anxiety21%
- Ischemic heart disease21%
- Depression20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Shen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women59%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Peter Yi Shen takes part in Medicare
Dr. Shen 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. Peter Yi Shen has 24 publications on record
Dmand AI links 24 papers to Dr. Shen, published from 2015 to 2025. 2016 was the busiest year, with 5. The most frequent topics are Magnetic Resonance Imaging, Tomography, X-Ray Computed and Intracranial Hypotension. Dr. Shen has published most often in AJNR Am J Neuroradiol. Dr. Shen's most frequent co-authors are Mark Daniel Mamlouk, MD, Paul Sung Lee, MD and Brian C. Dahlin, MD.
Papers24
Years published2015 to 2025
Dr. Shen's papers by year, 2015 to 2025
Topics Dr. Shen writes about most
- Magnetic Resonance Imaging
- Tomography, X-Ray Computed
- Intracranial Hypotension
- Cerebrospinal Fluid Leak
- Myelography
- Brachial Plexus Neuropathies
- Diagnosis, Differential
- Fibrin Tissue Adhesive
Dr. Shen's most frequent co-authors
- Mark Daniel Mamlouk, MD9 shared papers
- Paul Sung Lee, MD7 shared papers
- Brian C. Dahlin, MD4 shared papers
Recent publications by Dr. Shen
AJNR Am J Neuroradiol
FibrinFibrin Tissue AdhesiveFistula
AJNR Am J Neuroradiol
MyelographyTomography, X-Ray Computed
AJNR Am J Neuroradiol
Cerebrospinal Fluid LeakIntracranial HypotensionMagnetic Resonance Imaging
Headache
Fibrin Tissue AdhesiveFistulaHeadache
See who Dr. Shen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Shen works with, so you can find a warm path to the right diagnostic radiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Peter Yi Shen graduated from SUNY Downstate Health Sciences University
Dr. Shen graduated from SUNY Downstate Health Sciences University in 2005.
- Medical school
- Board certified in diagnostic radiology
- Board certified in neuroradiology
Source: Dmand AI Professional Profile Data
Dr. Peter Yi Shen accepts plans from 3 insurance carriers
Dr. Shen is in network with 3 carriers, including Excellus BlueCross BlueShield, CMS Medicare and NV State Medicaid. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- CMS Medicare
- NV State Medicaid
Plan types Dr. Shen accepts, by number of carriers
- EPO1
- HMO1
- Medicaid1
- Medicare1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Peter Yi Shen'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 |
| 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. Peter Yi Shen
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. Peter Yi Shen's NPI number?
Dr. Peter Yi Shen's NPI number is 1396900734. It was assigned on July 24, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter Yi Shen?
Dr. Peter Yi Shen is a diagnostic radiologist in Palo Alto, California. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Peter Yi Shen practice?
Dr. Shen practices at 795 El Camino Real, Palo Alto, CA 94301. Dr. Shen's primary practice is Surgery Center Palo Alto in Palo Alto, California. Dmand AI also links Dr. Shen to 4 group practices and clinics and 3 medical groups.
What is Dr. Peter Yi Shen's office phone number?
The practice phone on file for Dr. Shen is (650) 324-1832.
What is Dr. Peter Yi Shen's medical license number?
Dr. Shen's California license number on file is A110273, one of the licenses on file in 4 states.
Which states has Dr. Peter Yi Shen been licensed in?
Dmand AI has state licenses on file for Dr. Shen in California (2009 to 2025), Maryland (2017 to 2019), District of Columbia (2017 to 2018) and Virginia (2017 to 2018).
Which hospitals is Dr. Peter Yi Shen affiliated with?
Dr. Shen is affiliated with Sutter Maternity & Surgery Center of Santa Cruz.
What medical group is Dr. Peter Yi Shen part of?
Dr. Shen is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Shen to 3 more medical groups.
Does Dr. Peter Yi Shen accept Medicare?
Yes. CMS data shows Dr. Shen billed Medicare for 34,511 services in 2024, and Dr. Shen accepts Medicare assignment.
How many Medicare patients does Dr. Peter Yi Shen see?
CMS counts 2,371 Medicare patients who saw Dr. Shen in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
Is Dr. Peter Yi Shen board certified?
Yes. Dr. Shen is board certified in diagnostic radiology by the American Board of Radiology.
What services does Dr. Peter Yi Shen bill to Medicare?
In 2024, Dr. Shen's most billed Medicare services were medicare temporary code (Q9967), medical supplies or transport (A9585) and injected or infused drug (J1010).
Where did Dr. Peter Yi Shen go to medical school?
Dr. Shen graduated from SUNY Downstate Health Sciences University in 2005.
How long has Dr. Peter Yi Shen been practicing?
Dr. Shen graduated from medical school in 2005, 21 years ago.
Does Dr. Peter Yi Shen do research?
Dmand AI links 24 publications to Dr. Shen, published from 2015 to 2025.
Who does Dr. Peter Yi Shen publish with?
Dr. Shen's most frequent co-authors are Mark Daniel Mamlouk, MD (9 shared papers), Paul Sung Lee, MD (7 shared papers) and Brian C. Dahlin, MD (4 shared papers).
What insurance does Dr. Peter Yi Shen accept?
Dr. Shen is in network with 3 carriers, including Excellus BlueCross BlueShield, CMS Medicare and NV State Medicaid. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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