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Dr. James William Dreer, DO
NPI1952938631PAC ID4082036884
- Medicare services, 2024
- 603
- Medicare patients, 2024
- 230
- Part D claims, 2024
- 318
- Publications
- 1
- Hospital affiliations
- 6
- Practice address
- 200 Lothrop Street, Pittsburgh, PA 15213
- Practice phone
- Call (412) 647-2345
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Dreer'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. James William Dreer is an internist in Pittsburgh, Pennsylvania
Dr. Dreer practices at UPMC Presbyterian in Pittsburgh, Pennsylvania, part of University of Pittsburgh Medical Center.
Dr. Dreer's NPI, 1952938631, was assigned on March 24, 2020. Dr. Dreer graduated from Lake Erie College of Osteopathic Medicine, Erie in 2020. Dr. Dreer holds Pennsylvania license OS023775.
NPI and contact details
- NPI
- 1952938631NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082036884
- NPI enumeration date
- March 24, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (412) 647-2345
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- 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)
Dr. James William Dreer practices at UPMC Presbyterian in Pittsburgh, Pennsylvania
Dr. Dreer's primary practice is UPMC Presbyterian, at 200 Lothrop Street, Pittsburgh, PA 15213 in Allegheny County. The practice phone is (412) 647-2345.
- UPMC Presbyterian200 Lothrop Street, Pittsburgh, PA 15213 · Allegheny CountyPhone(412) 647-2345
Source: Dmand AI Affiliation Data
Dr. James William Dreer is affiliated with 6 sites of care and 3 medical groups
Dr. Dreer's primary practice is UPMC Presbyterian in Pittsburgh, Pennsylvania, part of University of Pittsburgh Medical Center. Dr. Dreer is also affiliated with Select Specialty Hospital - Pittsburgh / UPMC. The medical group on file is University of Pittsburgh Physicians, Department of Radiology. Dmand AI also links Dr. Dreer to 4 more hospitals and 2 medical groups, each named with a free account.
Select Specialty Hospital - Pittsburgh / UPMCUniversity of Pittsburgh Physicians, Department of Radiology4 hospitalsNames with a free account2 medical groupsNames with a free account
See all 9 affiliations for Dr. DreerSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James William Dreer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dreer practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UPMC Presbyterian | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James William Dreer is one of 5,665 internists in Pennsylvania
Internal medicine is Dr. Dreer's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Dreer's licenses on file in 2 states: Pennsylvania and New York.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
- Hospitalist, New York
Internists near Dr. Dreer
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
Dr. James William Dreer billed Medicare for 603 services in 2024
CMS data shows 603 Medicare services from Dr. Dreer across 5 procedure codes in 2024, for 230 Medicare patients. Medicare paid $42,118 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024603
Medicare patients230
Paid by Medicare$42,118
Procedure codes5
Dr. Dreer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2722024: 603122%
Dr. Dreer compared with the Pennsylvania median for internists, 2024
- Dr. Dreer
- Pennsylvania median
- Medicare services
- 603vs 41745% above
- Medicare patients
- 230vs 18524% above
- Part D claims
- 99vs 22456% below
Medians across 5,518 internists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Dreer'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. Dreer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dreer and other internists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James William Dreer treated 230 Medicare patients in 2024, average age 76
CMS counts 230 Medicare patients who saw Dr. Dreer in 2024. The largest group is 75 to 84, with 76 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 2.96, 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. Dreer's median patient age at 73, with 51% women.
Medicare patients, 2024230
Average age76
Average risk score2.96
Also on Medicaid30%
Dr. Dreer's Medicare patients by age, 2024
Dr. Dreer's Medicare patients by sex, 2024
- Women13057%
- Men10043%
Chronic conditions among Dr. Dreer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Chronic kidney disease55%
- Ischemic heart disease54%
- Heart failure53%
- Mood disorders50%
- Diabetes49%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dreer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women51%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James William Dreer wrote 318 Medicare Part D claims in 2024
In 2024, Dr. Dreer wrote 318 Medicare Part D claims for 124 patients. 91% of them were for generic drugs. CMS names the drug for 99 of them, across 6 drugs with 11 or more claims each, at $907 in total drug cost. In 2023, CMS named 137 claims across 8 drugs.
Part D claims, 2024318
Drugs named by CMS6
Total drug cost$907
Part D patients124
Dr. Dreer's Part D claims by kind of drug, 2024
- Generic288 claims91%
- Brand-name and other30 claims9%
Dr. Dreer'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 Dr. Dreer's Part D claims, 2024
- Opioids5%16 of 318 claims
- Antibiotics14%45 of 318 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: 1372024: 9928%
Drugs named by CMS: 6 in 2024, 8 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. James William Dreer takes part in Medicare
Dr. Dreer 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. James William Dreer has 1 publication on record
Dmand AI links 1 paper to Dr. Dreer in 2024. Dr. Dreer's most frequent co-author is Joseph Dominic Raco, MD.
Papers1
Dr. Dreer's most frequent co-authors
Recent publications by Dr. Dreer
See who Dr. Dreer researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dreer works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. James William Dreer graduated from Lake Erie College of Osteopathic Medicine, Erie
Dr. Dreer graduated from Lake Erie College of Osteopathic Medicine, Erie in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James William Dreer'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 |
| Training, board certification and memberships | Dmand AI Professional Profile 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. James William Dreer
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. James William Dreer's NPI number?
Dr. James William Dreer's NPI number is 1952938631. It was assigned on March 24, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. James William Dreer?
Dr. James William Dreer is an internist in Pittsburgh, Pennsylvania. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. James William Dreer practice?
Dr. Dreer practices at 200 Lothrop Street, Pittsburgh, PA 15213. Dr. Dreer's primary practice is UPMC Presbyterian in Pittsburgh, Pennsylvania, part of University of Pittsburgh Medical Center. Dmand AI also links Dr. Dreer to 4 hospitals and 2 medical groups.
What is Dr. James William Dreer's office phone number?
The practice phone on file for Dr. Dreer is (412) 647-2345.
What is Dr. James William Dreer's medical license number?
Dr. Dreer holds Pennsylvania license OS023775, one of the licenses on file in 2 states.
Which states has Dr. James William Dreer been licensed in?
Dmand AI has state licenses on file for Dr. Dreer in Pennsylvania and New York.
Which hospitals is Dr. James William Dreer affiliated with?
Dr. Dreer practices at UPMC Presbyterian in Pittsburgh, Pennsylvania. Dr. Dreer is also affiliated with Select Specialty Hospital - Pittsburgh / UPMC. Dmand AI links Dr. Dreer to 4 more hospitals.
What medical group is Dr. James William Dreer part of?
Dr. Dreer is linked to University of Pittsburgh Physicians, Department of Radiology. Dmand AI links Dr. Dreer to 2 more medical groups.
Does Dr. James William Dreer accept Medicare?
Yes. CMS data shows Dr. Dreer billed Medicare for 603 services in 2024, and Dr. Dreer accepts Medicare assignment.
How many Medicare patients does Dr. James William Dreer see?
CMS counts 230 Medicare patients who saw Dr. Dreer in 2024, with an average age of 76.
Show 6 more questionsShow fewer questions
What services does Dr. James William Dreer bill to Medicare?
In 2024, Dr. Dreer's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99239) and hospital inpatient care (99233).
Where did Dr. James William Dreer go to medical school?
Dr. Dreer graduated from Lake Erie College of Osteopathic Medicine, Erie in 2020.
What drugs does Dr. James William Dreer prescribe most?
In 2024 Medicare Part D data, Dr. Dreer's most prescribed drugs by claims were Pantoprazole Sodium, Amoxicillin-Clavulanate Potass and Prednisone.
How long has Dr. James William Dreer been practicing?
Dr. Dreer graduated from medical school in 2020, 6 years ago.
Does Dr. James William Dreer do research?
Dmand AI links 1 publication to Dr. Dreer.
Who does Dr. James William Dreer publish with?
Dr. Dreer's most frequent co-authors are Joseph Dominic Raco, MD (1 shared paper).
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