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Dr. Charles W. Graeber, MD
NPI1801867452
- Medicare services, 2020
- 14
- Part D claims, 2016
- 390
- Publications
- 6
- Industry payments
- $32
- Insurance carriers
- 1
- Practice address
- 6321 Us-30, Greensburg, PA 15601
- Practice phone
- Call (239) 624-0940
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Graeber's professional email, personal email and mobile number
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Dr. Charles W. Graeber is a nephrologist in Greensburg, Pennsylvania
Dr. Graeber practices in Greensburg, Pennsylvania.
Dr. Graeber's NPI, 1801867452, was assigned on January 31, 2006. Dr. Graeber's Florida license number on file is ME127393.
NPI and contact details
- NPI
- 1801867452NPI Registry (opens in a new tab)
- NPI enumeration date
- January 31, 2006
- NPI status
- Active
- Practice phone
- (239) 624-0940
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Charles W. Graeber's practice address is in Greensburg, Pennsylvania
Dr. Graeber's practice address in the NPI Registry is 6321 Us-30, Greensburg, PA 15601, in Westmoreland County. The practice phone is (239) 624-0940.
- NPI Registry address6321 Us-30, Greensburg, PA 15601 · Westmoreland CountyPhone(239) 624-0940
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Charles W. Graeber's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Graeber practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Graeber's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Charles W. Graeber is one of 552 nephrologists in Pennsylvania
Nephrology is Dr. Graeber's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dmand AI has Dr. Graeber's licenses on file in 4 states: Florida, Connecticut, Massachusetts and Iowa.
Specialties and state licenses
- Nephrology, FloridaPrimary
- Connecticut license
- Massachusetts license
- Iowa license
Nephrologists near Dr. Graeber
Counts of nephrologists with a Dmand AI profile, by place and practice. Each opens the list.
552nephrologists in Pennsylvania
2nephrologists in Greensburg
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Charles W. Graeber billed Medicare for 14 services in 2020
CMS data shows 14 Medicare services from Dr. Graeber across 1 procedure code in 2020, all of them office visits. Medicare paid $745 for them. Every service was in an office.
Medicare services, 202014
Paid by Medicare$745
Procedure codes1
Dr. Graeber's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 182020: 1422%
Dr. Graeber compared with the Pennsylvania median for nephrologists, 2020
- Dr. Graeber
- Pennsylvania median
- Medicare services
- 14vs 77298% below
- Part D claims
- 390vs 55229% below
Medians across 548 nephrologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Graeber's most billed Medicare procedure codes, 2020
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. Graeber?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Graeber and other nephrologists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charles W. Graeber wrote 390 Medicare Part D claims in 2016
In 2016, Dr. Graeber wrote 390 Medicare Part D claims. They cover 12 drugs, with $139,496 in total drug cost.
Part D claims, 2016390
Drugs named by CMS12
Total drug cost$139,496
Dr. Graeber's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Charles W. Graeber has 6 publications on record
Dmand AI links 6 papers to Dr. Graeber in 2020. The most frequent topics are COVID-19, SARS-CoV-2 and Betacoronavirus. Dr. Graeber has published most often in QJM. Dr. Graeber's most frequent co-authors are Gregory A. Poland, MD and Tausif Zar, MD.
Papers6
Topics Dr. Graeber writes about most
- COVID-19
- SARS-CoV-2
- Betacoronavirus
- Coronavirus Infections
- Hydroxymethylglutaryl-CoA Reductase Inhibitors
- Kidney
- Pandemics
- Pneumonia, Viral
Dr. Graeber's most frequent co-authors
Recent publications by Dr. Graeber
Acute Kidney InjuryHalf-LifeKidney
BetacoronavirusCoronavirus InfectionsCOVID-19
BetacoronavirusCoronavirus InfectionsCOVID-19
Kidney Int
Blood ProteinsEquipment ReuseMembranes, Artificial
See who Dr. Graeber researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Graeber works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Charles W. Graeber received $32 in industry payments from 2016 to 2018
CMS Open Payments shows 2 general payments to Dr. Graeber from 2 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $16.
General payments to Dr. Graeber by program year, 2016 to 2018
Companies that paid Dr. Graeber the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Charles W. Graeber has 1 award and honors on record
Dmand AI lists 1 award for Dr. Graeber, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Graeber
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Charles W. Graeber accepts plans from 1 insurance carrier
Dr. Graeber is in network with 1 carrier, including Cigna. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Cigna
Plan types Dr. Graeber accepts, by number of carriers
- HMO1
- Medicare1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Charles W. Graeber'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 |
| 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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 |
| 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. Charles W. Graeber
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. Charles W. Graeber's NPI number?
Dr. Charles W. Graeber's NPI number is 1801867452. It was assigned on January 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles W. Graeber?
Dr. Charles W. Graeber is a nephrologist in Greensburg, Pennsylvania. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Charles W. Graeber practice?
Dr. Graeber practices at 6321 Us-30, Greensburg, PA 15601.
What is Dr. Charles W. Graeber's office phone number?
The practice phone on file for Dr. Graeber is (239) 624-0940.
What is Dr. Charles W. Graeber's medical license number?
Dr. Graeber's Florida license number on file is ME127393, one of the licenses on file in 4 states.
Which states has Dr. Charles W. Graeber been licensed in?
Dmand AI has state licenses on file for Dr. Graeber in Florida (2016 to 2022), Connecticut (1978 to 2016), Massachusetts (2000 to 2005) and Iowa (1975 to 1982).
Does Dr. Charles W. Graeber accept Medicare?
Yes. CMS data shows Dr. Graeber billed Medicare for 14 services in 2020.
What services does Dr. Charles W. Graeber bill to Medicare?
In 2020, Dr. Graeber's most billed Medicare services were office visit, established patient (99213).
What drugs does Dr. Charles W. Graeber prescribe most?
In 2016 Medicare Part D data, Dr. Graeber's most prescribed drugs by claims were Calcitriol, Sensipar and Amlodipine Besylate.
Has Dr. Charles W. Graeber received payments from drug or device companies?
CMS Open Payments shows $32 in general payments to Dr. Graeber from 2 companies from 2016 to 2018. The largest total came from Novo Nordisk Inc.
Show 4 more questionsShow fewer questions
How long has Dr. Charles W. Graeber been practicing?
Dr. Graeber's NPI was assigned in 2006.
Does Dr. Charles W. Graeber do research?
Dmand AI links 6 publications to Dr. Graeber.
Who does Dr. Charles W. Graeber publish with?
Dr. Graeber's most frequent co-authors are Gregory A. Poland, MD (2 shared papers) and Tausif Zar, MD (1 shared paper).
What insurance does Dr. Charles W. Graeber accept?
Dr. Graeber is in network with 1 carrier, including Cigna. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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