Dr. Harold Wharton Rees, MD
- Medicare services, 2024
- 3,574
- Medicare patients, 2024
- 393
- Part D claims, 2024
- 141
- Publications
- 16
- Hospital affiliations
- 3
- Practice address
- 2160 S 1st Avenue, Maywood, IL 60153
- Practice phone
- Call (708) 216-3299
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Loyola Medicine Pediatric Mobile Health Unit
Mobile Lab · Maywood, Illinois
Find Dr. Rees' 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. Harold Wharton Rees is an adult reconstructive orthopaedic surgery physician in Maywood, Illinois
Dr. Rees practices at Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois.
Dr. Rees' NPI, 1457472284, was assigned on April 2, 2007. Dr. Rees graduated from Temple University School of Medicine in 2002. Dr. Rees holds Illinois license 036120432.
- NPI
- 1457472284NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527159136
- NPI enumeration date
- April 2, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (708) 216-3299
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Harold Wharton Rees practices at Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois
Dr. Rees' primary practice is Loyola Medicine Pediatric Mobile Health Unit, at 2160 S 1st Avenue, Maywood, IL 60153. The practice phone is (708) 216-3299.
- Loyola Medicine Pediatric Mobile Health Unit2160 S 1st Avenue, Maywood, IL 60153Phone(708) 216-3299
Source: Dmand AI Affiliation Data
Dr. Harold Wharton Rees is affiliated with 6 sites of care and 1 medical group
Dr. Rees' primary practice is Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois. Dr. Rees is also affiliated with Loyola University Medical Center. The medical group on file is Loyola University Medical Center. Dmand AI also links Dr. Rees to 2 more hospitals and 2 home health agencies, each named with a free account. Dr. Rees' employer is on file too: a clinical lab.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Harold Wharton Rees' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rees practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Loyola Medicine Pediatric Mobile Health Unit | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Harold Wharton Rees is one of 52 adult reconstructive orthopaedic surgery physicians in Illinois
Adult reconstructive orthopaedic surgery is Dr. Rees' primary specialty in the NPI Registry, under taxonomy code 207XS0114X. Dr. Rees is licensed in Illinois.
Specialties and state licenses
- Adult reconstructive orthopaedic surgery, IllinoisPrimary
Adult reconstructive orthopaedic surgery physicians near Dr. Rees
Counts of adult reconstructive orthopaedic surgery 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. Harold Wharton Rees billed Medicare for 3,574 services in 2024
CMS data shows 3,574 Medicare services from Dr. Rees across 9 procedure codes in 2024, for 393 Medicare patients. Medicare paid $133,772 for them.
Dr. Rees' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 1,3442024: 2,812109%
- Surgery
- 2023: 4142024: 3896%
- Office and hospital visits
- 2023: 3872024: 3734%
Where Dr. Rees' Medicare services took place, 2024
- In an office3,31193%
- In a facility2637%
Dr. Rees compared with the Illinois median for adult reconstructive orthopaedic surgery physicians, 2024
- Dr. Rees
- Illinois median
- Medicare services
- 3,574vs 2,77629% above
- Medicare patients
- 393vs 4298% below
- Part D claims
- 101vs 17041% below
Medians across 48 adult reconstructive orthopaedic surgery physicians in Illinois with Dmand AI profiles that report each measure.
Dr. Rees' 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Rees and other adult reconstructive orthopaedic surgery physicians in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Harold Wharton Rees treated 393 Medicare patients in 2024, average age 74
CMS counts 393 Medicare patients who saw Dr. Rees in 2024. The largest group is 65 to 74, with 178 patients. 75% of them have arthritis, and 75% have high blood pressure. 21% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Rees' median patient age at 71, with 67% women.
Dr. Rees' Medicare patients by age, 2024
Dr. Rees' Medicare patients by sex, 2024
- Women26668%
- Men12732%
Chronic conditions among Dr. Rees' Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Diabetes33%
- Ischemic heart disease28%
- Mood disorders20%
- Osteoporosis20%
- Anxiety19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rees' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women67%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Harold Wharton Rees wrote 141 Medicare Part D claims in 2024
In 2024, Dr. Rees wrote 141 Medicare Part D claims for 61 patients. 100% of them were for generic drugs. CMS names the drug for 101 of them, across 4 drugs with 11 or more claims each, at $857 in total drug cost. In 2023, CMS named 49 claims across 1 drug.
Dr. Rees' 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. Rees' Part D claims, 2024
- Opioids15%21 of 141 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: 492024: 101106%
Drugs named by CMS: 4 in 2024, 1 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
Dr. Harold Wharton Rees ranks in the 80th percentile for knee replacement in Medicare
Dr. Rees accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 53 procedures of knee replacement by Dr. Rees, more than 80% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Rees ranks in Medicare procedure volume
- Knee replacement
- 80th percentile53 procedures
- Hip replacement
- 77th percentile32 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Harold Wharton Rees has 16 publications on record
Dmand AI links 16 papers to Dr. Rees, published from 2015 to 2024. 2015 was the busiest year, with 3. The most frequent topics are Arthroplasty, Replacement, Hip, Arthroplasty, Replacement, Knee and Knee Joint. Dr. Rees has published most often in Clin Appl Thromb Hemost. Dr. Rees' most frequent co-authors are William J. Hopkinson, MD, Andrew Banos, MD and Paul D. Belich, MD.
Dr. Rees' papers by year, 2015 to 2024
Topics Dr. Rees writes about most
- Arthroplasty, Replacement, Hip
- Arthroplasty, Replacement, Knee
- Knee Joint
- Fibrin Fibrinogen Degradation Products
- Fibrinolysis
- Knee
- Knee Prosthesis
- Perioperative Period
Dr. Rees' most frequent co-authors
- William J. Hopkinson, MD7 shared papers
- Andrew Banos, MD4 shared papers
- Paul D. Belich, MD3 shared papers
Recent publications by Dr. Rees
J Am Acad Orthop Surg
See who Dr. Rees researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Rees works with, so you can find a warm path to the right adult reconstructive orthopaedic surgery physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Harold Wharton Rees received $1,190 in industry payments from 2016 to 2023
CMS Open Payments shows 10 general payments to Dr. Rees from 4 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 53% of the total. Stryker Corporation paid the most, $801.
General payments to Dr. Rees by program year, 2016 to 2023
General payments to Dr. Rees by kind, 2016 to 2023
- Food and beverage$63253%
- Travel and lodging$55847%
Companies that paid Dr. Rees the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Harold Wharton Rees graduated from Temple University School of Medicine
Dr. Rees graduated from Temple University School of Medicine in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Harold Wharton Rees'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)Doctors and Clinicians Utilization Data (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) |
| 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. Harold Wharton Rees
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. Harold Wharton Rees' NPI number?
Dr. Harold Wharton Rees' NPI number is 1457472284. It was assigned on April 2, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Harold Wharton Rees?
Dr. Harold Wharton Rees is an adult reconstructive orthopaedic surgery physician in Maywood, Illinois. The primary specialty in the NPI Registry is Adult Reconstructive Orthopaedic Surgery Physician (taxonomy code 207XS0114X).
Where does Dr. Harold Wharton Rees practice?
Dr. Rees practices at 2160 S 1st Avenue, Maywood, IL 60153. Dr. Rees' primary practice is Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois. Dmand AI also links Dr. Rees to 2 hospitals and 2 home health agencies.
What is Dr. Harold Wharton Rees' office phone number?
The practice phone on file for Dr. Rees is (708) 216-3299.
What is Dr. Harold Wharton Rees' medical license number?
Dr. Rees holds Illinois license 036120432.
Which hospitals is Dr. Harold Wharton Rees affiliated with?
Dr. Rees is affiliated with Loyola University Medical Center. Dmand AI links Dr. Rees to 2 more hospitals.
What medical group is Dr. Harold Wharton Rees part of?
Dr. Rees is linked to Loyola University Medical Center.
Does Dr. Harold Wharton Rees accept Medicare?
Yes. CMS data shows Dr. Rees billed Medicare for 3,574 services in 2024, and Dr. Rees accepts Medicare assignment.
How many Medicare patients does Dr. Harold Wharton Rees see?
CMS counts 393 Medicare patients who saw Dr. Rees in 2024, with an average age of 74.
What services does Dr. Harold Wharton Rees bill to Medicare?
In 2024, Dr. Rees' most billed Medicare services were injected or infused drug (J7318), injected or infused drug (J3301) and surgery: bones and joints (20610).
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Where did Dr. Harold Wharton Rees go to medical school?
Dr. Rees graduated from Temple University School of Medicine in 2002.
What drugs does Dr. Harold Wharton Rees prescribe most?
In 2024 Medicare Part D data, Dr. Rees' most prescribed drugs by claims were Diclofenac Sodium, Meloxicam and Celecoxib.
Has Dr. Harold Wharton Rees received payments from drug or device companies?
CMS Open Payments shows $1,190 in general payments to Dr. Rees from 4 companies from 2016 to 2023. The largest total came from Stryker Corporation.
How long has Dr. Harold Wharton Rees been practicing?
Dr. Rees graduated from medical school in 2002, 24 years ago.
Does Dr. Harold Wharton Rees do research?
Dmand AI links 16 publications to Dr. Rees, published from 2015 to 2024.
Who does Dr. Harold Wharton Rees publish with?
Dr. Rees' most frequent co-authors are William J. Hopkinson, MD (7 shared papers), Andrew Banos, MD (4 shared papers) and Paul D. Belich, MD (3 shared papers).
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