Dr. Peter John Weiss, MD
- Medicare services, 2024
- 460
- Medicare patients, 2024
- 304
- Part D claims, 2024
- 2,506
- Publications
- 37
- Clinical trials
- 3
- Practice address
- 601 E Rollins St, Orlando, FL 32803
- Practice phone
- Call (407) 303-1976
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Weiss' 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. Peter John Weiss is a geriatric medicine (internal medicine) physician in Orlando, Florida
Dr. Weiss practices at AdventHealth Orlando in Orlando, Florida, part of AdventHealth.
Dr. Weiss' NPI, 1043219959, was assigned on July 21, 2005. Dr. Weiss graduated from WashU Medicine in 1985. Dr. Weiss holds Florida license ME49655.
- NPI
- 1043219959NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133483498
- NPI enumeration date
- July 21, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (407) 303-1976
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter John Weiss practices at AdventHealth Orlando in Orlando, Florida
Dr. Weiss' primary practice is AdventHealth Orlando, at 601 E Rollins St, Orlando, FL 32803 in Orange County. The practice phone is (407) 303-1976.
- AdventHealth Orlando601 E Rollins St, Orlando, FL 32803 · Orange CountyPhone(407) 303-1976
Source: Dmand AI Affiliation Data
Dr. Peter John Weiss is affiliated with 7 sites of care and 3 medical groups
Dr. Weiss' primary practice is AdventHealth Orlando in Orlando, Florida, part of AdventHealth. The medical group on file is AdventHealth Medical Group. Dmand AI also links Dr. Weiss to 3 more group practices and clinics, 2 home health agencies, 2 medical groups and 1 skilled nursing facility, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter John Weiss' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weiss practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| AdventHealth Orlando | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across AdventHealth and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Peter John Weiss is one of 233 geriatric medicine (internal medicine) physicians in Florida
Geriatric medicine is Dr. Weiss' primary specialty in the NPI Registry, under taxonomy code 207RG0300X. Dr. Weiss is board certified in geriatric medicine by the American Board of Internal Medicine. Dr. Weiss is licensed in Florida.
Specialties and state licenses
- Geriatric medicine (internal medicine), FloridaPrimary
Clinical focus
Dmand AI lists acid reflux, acute skin infection, adjustment disease, alcohol use disorders, alzheimer's disease, aneurysm, anxiety and arthritis among the conditions Dr. Weiss treats.
Geriatric medicine (internal medicine) physicians near Dr. Weiss
Counts of geriatric medicine (internal medicine) physicians 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 John Weiss billed Medicare for 460 services in 2024
CMS data shows 460 Medicare services from Dr. Weiss across 10 procedure codes in 2024, for 304 Medicare patients. Medicare paid $40,956 for them. Every service was in an office.
Dr. Weiss' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9242024: 39957%
- Other services
- 2023: 152024: 61307%
Dr. Weiss compared with the Florida median for geriatric medicine (internal medicine) physicians, 2024
- Dr. Weiss
- Florida median
- Medicare services
- 460vs 58021% below
- Medicare patients
- 304vs 20846% above
- Part D claims
- 2,001vs 1,10980% above
Medians across 226 geriatric medicine (internal medicine) physicians in Florida with Dmand AI profiles that report each measure.
Dr. Weiss' 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. Weiss?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Weiss and other geriatric medicine (internal medicine) physicians in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter John Weiss treated 304 Medicare patients in 2024, average age 82
CMS counts 304 Medicare patients who saw Dr. Weiss in 2024. The largest group is 75 to 84, with 131 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.86, 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. Weiss' median patient age at 82, with 52% women.
Dr. Weiss' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Weiss' Medicare patients by sex, 2024
- Women18160%
- Men12340%
Chronic conditions among Dr. Weiss' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Mood disorders45%
- Alzheimer's and dementia42%
- Ischemic heart disease42%
- Chronic kidney disease41%
- Anxiety40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Weiss' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 82
Patient panel by sex, all payers
- Women52%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter John Weiss wrote 2,506 Medicare Part D claims in 2024
In 2024, Dr. Weiss wrote 2,506 Medicare Part D claims for 295 patients. 88% of them were for generic drugs. CMS names the drug for 2,001 of them, across 56 drugs with 11 or more claims each, at $106,396 in total drug cost. In 2023, CMS named 1,924 claims across 54 drugs.
Dr. Weiss' Part D claims by kind of drug, 2024
- Generic2,211 claims88%
- Brand-name and other295 claims12%
Dr. Weiss' 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 Dr. Weiss' Part D claims, 2024
- Opioids1%15 of 2,506 claims
- Antibiotics2%41 of 2,506 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,9242024: 2,0014%
Drugs named by CMS: 56 in 2024, 54 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
How Dr. Peter John Weiss takes part in Medicare
Dr. Weiss 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 John Weiss has 37 publications on record
Dmand AI links 37 papers to Dr. Weiss, published from 2014 to 2022. 2014 was the busiest year, with 2. The most frequent topics are HIV Infections, AIDS-Related Opportunistic Infections and HIV Seropositivity. Dr. Weiss has published most often in Clin Infect Dis. Dr. Weiss' most frequent co-authors are Rong Bai, MD, Dhanunjaya Reddy Lakkireddy, MD and Patrick Eugene Olson, MD, MPH.
Dr. Weiss' papers by year, 2014 to 2022
Topics Dr. Weiss writes about most
- HIV Infections
- AIDS-Related Opportunistic Infections
- HIV Seropositivity
- Military Personnel
- CD4-Positive T-Lymphocytes
- HIV-1
- Leukocyte Count
- Administration, Oral
Dr. Weiss' most frequent co-authors
- Rong Bai, MD2 shared papers
- Dhanunjaya Reddy Lakkireddy, MD2 shared papers
- Patrick Eugene Olson, MD, MPH2 shared papers
Recent publications by Dr. Weiss
Catheter Cardiovasc Interv
See who Dr. Weiss researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Weiss works with, so you can find a warm path to the right geriatric medicine (internal medicine) physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Peter John Weiss has worked on 3 clinical trials
Dmand AI links Dr. Weiss to 3 clinical trials. 1 is still active or recruiting. Conditions studied include Atrial Fibrillation and Arrhythmias, Cardiac. Acutus Medical sponsors the most, 2.
Conditions in Dr. Weiss' trials
- Atrial Fibrillation
- Arrhythmias, Cardiac
Investigators on the most trials with Dr. Weiss
Recent clinical trials with Dr. Weiss
iCLAS™ for Persistent Atrial Fibrillation (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Peter John Weiss received $14,404 in industry payments from 2017 to 2025
CMS Open Payments shows 26 general payments to Dr. Weiss from 6 drug and device companies from 2017 to 2025. Consulting fees make up the largest share, 78% of the total. Janssen Research & Development, LLC paid the most, $13,998.
General payments to Dr. Weiss by program year, 2017 to 2025
General payments to Dr. Weiss by kind, 2017 to 2025
- Consulting fees$11,25078%
- Travel and lodging$1,78912%
- Food and beverage$1,3659%
Companies that paid Dr. Weiss the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Peter John Weiss graduated from WashU Medicine
Dr. Weiss graduated from WashU Medicine in 1985.
- Medical school
- Board certified in geriatric medicine
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Peter John Weiss accepts plans from 18 insurance carriers
Dr. Weiss is in network with 18 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Aetna
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- Cigna
- HCSC
- Aspirus Health Plan
- +10 more carriersWith a free account
Plan types Dr. Weiss accepts, by number of carriers
- PPO12
- Medicare11
- HMO10
- EPO5
- POS5
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Peter John Weiss'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Peter John Weiss
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 John Weiss' NPI number?
Dr. Peter John Weiss' NPI number is 1043219959. It was assigned on July 21, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter John Weiss?
Dr. Peter John Weiss is a geriatric medicine (internal medicine) physician in Orlando, Florida. The primary specialty in the NPI Registry is Geriatric Medicine (Internal Medicine) Physician (taxonomy code 207RG0300X).
Where does Dr. Peter John Weiss practice?
Dr. Weiss practices at 601 E Rollins St, Orlando, FL 32803. Dr. Weiss' primary practice is AdventHealth Orlando in Orlando, Florida, part of AdventHealth. Dmand AI also links Dr. Weiss to 3 group practices and clinics, 2 home health agencies, 2 medical groups and 1 skilled nursing facility.
What is Dr. Peter John Weiss' office phone number?
The practice phone on file for Dr. Weiss is (407) 303-1976.
What is Dr. Peter John Weiss' medical license number?
Dr. Weiss holds Florida license ME49655.
Which hospitals is Dr. Peter John Weiss affiliated with?
Dr. Weiss practices at AdventHealth Orlando in Orlando, Florida.
What medical group is Dr. Peter John Weiss part of?
Dr. Weiss is linked to AdventHealth Medical Group. Dmand AI links Dr. Weiss to 2 more medical groups.
Does Dr. Peter John Weiss accept Medicare?
Yes. CMS data shows Dr. Weiss billed Medicare for 460 services in 2024, and Dr. Weiss accepts Medicare assignment.
How many Medicare patients does Dr. Peter John Weiss see?
CMS counts 304 Medicare patients who saw Dr. Weiss in 2024, with an average age of 82.
Is Dr. Peter John Weiss board certified?
Yes. Dr. Weiss is board certified in geriatric medicine by the American Board of Internal Medicine.
Show 8 more questionsShow fewer questions
What services does Dr. Peter John Weiss bill to Medicare?
In 2024, Dr. Weiss' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and nursing facility care (99309).
Where did Dr. Peter John Weiss go to medical school?
Dr. Weiss graduated from WashU Medicine in 1985.
What drugs does Dr. Peter John Weiss prescribe most?
In 2024 Medicare Part D data, Dr. Weiss' most prescribed drugs by claims were Levothyroxine Sodium, Amlodipine Besylate and Atorvastatin Calcium.
Has Dr. Peter John Weiss received payments from drug or device companies?
CMS Open Payments shows $14,404 in general payments to Dr. Weiss from 6 companies from 2017 to 2025. The largest total came from Janssen Research & Development, LLC.
How long has Dr. Peter John Weiss been practicing?
Dr. Weiss graduated from medical school in 1985, 41 years ago.
Does Dr. Peter John Weiss do research?
Dmand AI links 37 publications to Dr. Weiss, published from 2014 to 2022. Dr. Weiss has worked on 3 clinical trials.
Who does Dr. Peter John Weiss publish with?
Dr. Weiss' most frequent co-authors are Rong Bai, MD (2 shared papers), Dhanunjaya Reddy Lakkireddy, MD (2 shared papers) and Patrick Eugene Olson, MD, MPH (2 shared papers).
What insurance does Dr. Peter John Weiss accept?
Dr. Weiss is in network with 18 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
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