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Expert Opin Investig Drugs
Find Dr. Sayre'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. Sayre practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.
Dr. Sayre's NPI, 1841308517, was assigned on August 25, 2006. Dr. Sayre graduated from Rutgers Robert Wood Johnson Medical School in 1990. Dr. Sayre's California license number on file is G73818.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sayre'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.
Source: Dmand AI Affiliation Data
Dr. Sayre's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. The medical group on file is UCSF Pediatrics. Dmand AI also links Dr. Sayre to 4 more group practices and clinics and 4 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sayre practices, 5 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 |
| +4 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Internal medicine is Dr. Sayre's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Sayre is board certified in hematology by the American Board of Internal Medicine. Dr. Sayre has a license on file in California.
Dmand AI lists anemia, chronic anemia, chronic leukemia, immune deficiency disease, lymphoma, multiple myeloma, neutropenia and prostate cancer among the conditions Dr. Sayre treats.
Counts of internists 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
CMS data shows 281 Medicare services from Dr. Sayre across 4 procedure codes in 2024, for 84 Medicare patients. Medicare paid $21,821 for them. Every service was in a facility, such as a hospital, rather than an office.
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
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
CMS counts 84 Medicare patients who saw Dr. Sayre in 2024. The largest group is 65 to 74, with 43 patients. 68% of them have high cholesterol, and 65% have high blood pressure. 23% are also on Medicaid. Their average risk score is 2.71, 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. Sayre's median patient age at 65, with 44% women.
CMS leaves out age groups with fewer than 11 patients.
Share of Medicare patients with each condition. A patient can have several.
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Median age 65
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
In 2024, Dr. Sayre wrote 299 Medicare Part D claims for 36 patients. 65% of them were for generic drugs. CMS names the drug for 95 of them, across 5 drugs with 11 or more claims each, at $773,098 in total drug cost. In 2023, CMS named 263 claims across 12 drugs.
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Drugs named by CMS: 5 in 2024, 12 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
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Sayre for performance year 2024, reported as part of a group. Dr. Sayre accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sayre as offering telehealth.
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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Dmand AI links 32 papers to Dr. Sayre, published from 2009 to 2025. 2016 was the busiest year, with 6. The most frequent topics are Arachis, Peanut Hypersensitivity and Immunoglobulin E. Dr. Sayre has published most often in J Allergy Clin Immunol. Dr. Sayre's most frequent co-authors are Charalambos I. Andreadis, MD, Lloyd Damon, MD and Karin Gaensler, MD.
Topics Dr. Sayre writes about most
Expert Opin Investig Drugs
Blood Cancer Discov
J Allergy Clin Immunol
See who Dr. Sayre researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sayre works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
CMS Open Payments shows 12 general payments to Dr. Sayre from 5 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 59% of the total. Baxalta US Inc paid the most, $4,302.
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dmand AI lists 1 award for Dr. Sayre, most recently CMS Stage 1 EHR in 2013.
Source: Dmand AI Professional Profile Data
Dr. Sayre graduated from Rutgers Robert Wood Johnson Medical School in 1990.
Source: Dmand AI Professional Profile Data
Dr. Sayre is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
Source: Dmand AI Insurance Network 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) |
| 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
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Dr. Peter H. Sayre's NPI number is 1841308517. It was assigned on August 25, 2006, and it is active in the NPI Registry.
Dr. Peter H. Sayre is an internist in San Francisco, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Dr. Sayre practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Dr. Sayre'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 Dr. Sayre to 4 group practices and clinics and 4 medical groups.
The practice phone on file for Dr. Sayre is (415) 353-2733.
Dr. Sayre's California license number on file is G73818.
Dr. Sayre practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California.
Dr. Sayre is linked to UCSF Pediatrics. Dmand AI links Dr. Sayre to 4 more medical groups.
Yes. CMS data shows Dr. Sayre billed Medicare for 281 services in 2024, and Dr. Sayre accepts Medicare assignment.
Yes. The CMS Doctors and Clinicians file lists Dr. Sayre as offering telehealth services.
Dr. Sayre's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
CMS counts 84 Medicare patients who saw Dr. Sayre in 2024, with an average age of 72.
Yes. Dr. Sayre is board certified in hematology by the American Board of Internal Medicine.
In 2024, Dr. Sayre's most billed Medicare services were office visit, established patient (99215), medicare service (G2211) and office visit, new patient (99205).
Dr. Sayre graduated from Rutgers Robert Wood Johnson Medical School in 1990.
In 2024 Medicare Part D data, Dr. Sayre's most prescribed drugs by claims were Acyclovir, Jakafi and Sprycel.
CMS Open Payments shows $6,860 in general payments to Dr. Sayre from 5 companies from 2016 to 2025. The largest total came from Baxalta US Inc.
Dr. Sayre graduated from medical school in 1990, 36 years ago.
Dmand AI links 32 publications to Dr. Sayre, published from 2009 to 2025.
Dr. Sayre's most frequent co-authors are Charalambos I. Andreadis, MD (5 shared papers), Lloyd Damon, MD (5 shared papers) and Karin Gaensler, MD (5 shared papers).
Dr. Sayre is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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