Dr. Raymond J. Delorenzi, MD

  • Merced, CA
  • Orthopedic surgeon
NPI1104882539PAC ID6103847256
Medicare services, 2024
939
Medicare patients, 2024
243
Part D claims, 2024
276
Publications
1
Hospital affiliations
1
Practice address
315 Mercy Ave. Ste. 102, Merced, CA 95340
Practice phone
Call (209) 564-3182
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Mercy Medical Imaging

Mammography / Breast Imaging Center · Merced, California

See all 6 affiliations

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Dr. Raymond J. Delorenzi is an orthopedic surgeon in Merced, California

Dr. Delorenzi practices at Mercy Medical Imaging in Merced, California.

Dr. Delorenzi's NPI, 1104882539, was assigned on April 25, 2006. Dr. Delorenzi graduated from Indiana University School Of Medicine in 1982. Dr. Delorenzi holds California license C183342.

NPI and contact details
Medicare PAC ID
6103847256
NPI enumeration date
April 25, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(209) 564-3182
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
70
Medical school graduation
1982

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Raymond J. Delorenzi practices at Mercy Medical Imaging in Merced, California

Dr. Delorenzi's primary practice is Mercy Medical Imaging, at 315 Mercy Ave. Ste. 102, Merced, CA 95340. The practice phone is (209) 564-3182.

  • Mercy Medical Imaging
    315 Mercy Ave. Ste. 102, Merced, CA 95340Phone(209) 564-3182

Source: Dmand AI Affiliation Data

Dr. Raymond J. Delorenzi is affiliated with 4 sites of care and 2 medical groups

Dr. Delorenzi's primary practice is Mercy Medical Imaging in Merced, California. Dr. Delorenzi is also affiliated with Dignity Health - Mercy Medical Center. The medical group on file is Mercy Medical Group. Dmand AI also links Dr. Delorenzi to 1 more group practice or clinic, 1 home health agency and 1 medical group, each named with a free account. Dr. Delorenzi's employer is on file too: a breast imaging center.

See all 6 affiliations for Dr. Delorenzi

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Raymond J. Delorenzi's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Delorenzi practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mercy Medical ImagingAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Raymond J. Delorenzi is one of 2,056 orthopedic surgeons in California

Orthopaedic surgery is Dr. Delorenzi's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dmand AI has Dr. Delorenzi's licenses on file in 4 states: California, Kansas, Florida and Minnesota.

Specialties and state licenses

  • Orthopaedic surgery, CaliforniaPrimaryLicense C183342 · 2022 to 2026 · taxonomy 207X00000X
  • Kansas license2021 to 2023
  • Florida license1983 to 2022
  • Minnesota license1994 to 2000

Clinical focus

Dmand AI lists arm, wrist, hand fracture and dislocation, arthritis, broken or dislocated ankle/ or foot, bursitis, carpal tunnel syndrome, fluid in a joint, hand joint or tendon inflammation and hip replacement among the conditions Dr. Delorenzi treats.

Orthopedic surgeons near Dr. Delorenzi

Counts of orthopedic surgeons with a Dmand AI profile, by place and practice. Each opens the list.

2,056orthopedic surgeons in California
5orthopedic surgeons in Merced

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Raymond J. Delorenzi billed Medicare for 939 services in 2024

CMS data shows 939 Medicare services from Dr. Delorenzi across 6 procedure codes in 2024, for 243 Medicare patients. Medicare paid $37,014 for them.

Medicare services, 2024939
Medicare patients243
Paid by Medicare$37,014
Procedure codes6

Dr. Delorenzi's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 5192024: 4719%
Drugs given in the office
2023: 1492024: 392163%
Surgery
2023: 502024: 7652%

Where Dr. Delorenzi's Medicare services took place, 2024

  • In an office90897%
  • In a facility313%

Dr. Delorenzi compared with the California median for orthopedic surgeons, 2024

  • Dr. Delorenzi
  • California median
Medicare services
939vs 68337% above
Medicare patients
243vs 21513% above
Part D claims
231vs 703.3 times

Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.

Dr. Delorenzi'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.

See all procedures by Dr. Delorenzi

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Raymond J. Delorenzi treated 243 Medicare patients in 2024, average age 73

CMS counts 243 Medicare patients who saw Dr. Delorenzi in 2024. The largest group is 65 to 74, with 119 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 48% are also on Medicaid. Their average risk score is 1.21, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Delorenzi's median patient age at 55, with 60% women.

Medicare patients, 2024243
Average age73
Average risk score1.21
Also on Medicaid48%

Dr. Delorenzi's Medicare patients by age, 2024

Dr. Delorenzi's Medicare patients by sex, 2024

  • Women17170%
  • Men7230%

Chronic conditions among Dr. Delorenzi's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol74%
  3. Arthritis57%
  4. Diabetes48%
  5. Anxiety26%
  6. Chronic kidney disease26%
  7. Mood disorders24%
  8. Ischemic heart disease22%

Share of Medicare patients with each condition. A patient can have several.

Dr. Delorenzi's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 55

Patient panel by sex, all payers

  • Women60%
  • Men40%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Raymond J. Delorenzi wrote 276 Medicare Part D claims in 2024

In 2024, Dr. Delorenzi wrote 276 Medicare Part D claims for 110 patients. 100% of them were for generic drugs. CMS names the drug for 231 of them, across 4 drugs with 11 or more claims each, at $3,777 in total drug cost. In 2023, CMS named 120 claims across 4 drugs.

Part D claims, 2024276
Drugs named by CMS4
Total drug cost$3,777
Part D patients110

Dr. Delorenzi'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. Delorenzi's Part D claims, 2024

  • Opioids32%87 of 276 claims
  • Antibiotics7%18 of 276 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: 1202024: 23193%

Drugs named by CMS: 4 in 2024, 4 in 2023.

See all prescribing by Dr. Delorenzi

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. Raymond J. Delorenzi takes part in Medicare

Dr. Delorenzi accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Hip replacement: 1 to 10 procedures (CMS shows small counts as a range)

Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)

Lower limb (leg) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)

Upper limb (arm) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Raymond J. Delorenzi has 1 publication on record

Dmand AI links 1 paper to Dr. Delorenzi. Dr. Delorenzi's most frequent co-author is John W. Brown, MD.

Papers1

Dr. Delorenzi's most frequent co-authors

Recent publications by Dr. Delorenzi

See all 1 publications and co-authors

See who Dr. Delorenzi researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Delorenzi works with, so you can find a warm path to the right orthopedic surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Raymond J. Delorenzi received $784 in industry payments from 2017 to 2025

CMS Open Payments shows 23 general payments to Dr. Delorenzi from 13 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 71% of the total. Stryker Corporation paid the most, $446.

General payments to Dr. Delorenzi by program year, 2017 to 2025

General payments to Dr. Delorenzi by kind, 2017 to 2025

$784in total
  • Food and beverage$55671%
  • Travel and lodging$22829%

Companies that paid Dr. Delorenzi the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Delorenzi

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Raymond J. Delorenzi has 1 award and honors on record

Dmand AI lists 1 award for Dr. Delorenzi, most recently CMS Stage 1 EHR in 2012.

Awards and honors for Dr. Delorenzi

  1. 2012
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Raymond J. Delorenzi graduated from Indiana University School Of Medicine

Dr. Delorenzi graduated from Indiana University School Of Medicine in 1982.

  1. Medical schoolIndiana University School Of Medicine

Source: Dmand AI Professional Profile Data

Dr. Raymond J. Delorenzi accepts plans from 14 insurance carriers

Dr. Delorenzi is in network with 14 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Delorenzi accepts, by number of carriers

  1. PPO10
  2. HMO7
  3. Medicare7
  4. EPO5
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Raymond J. Delorenzi's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Raymond J. Delorenzi

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. Raymond J. Delorenzi's NPI number?

Dr. Raymond J. Delorenzi's NPI number is 1104882539. It was assigned on April 25, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Raymond J. Delorenzi?

Dr. Raymond J. Delorenzi is an orthopedic surgeon in Merced, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).

Where does Dr. Raymond J. Delorenzi practice?

Dr. Delorenzi practices at 315 Mercy Ave. Ste. 102, Merced, CA 95340. Dr. Delorenzi's primary practice is Mercy Medical Imaging in Merced, California. Dmand AI also links Dr. Delorenzi to 1 group practice or clinic, 1 home health agency and 1 medical group.

What is Dr. Raymond J. Delorenzi's office phone number?

The practice phone on file for Dr. Delorenzi is (209) 564-3182.

What is Dr. Raymond J. Delorenzi's medical license number?

Dr. Delorenzi holds California license C183342, one of the licenses on file in 4 states.

Which states has Dr. Raymond J. Delorenzi been licensed in?

Dmand AI has state licenses on file for Dr. Delorenzi in California (2022 to 2026), Kansas (2021 to 2023), Florida (1983 to 2022) and Minnesota (1994 to 2000).

Which hospitals is Dr. Raymond J. Delorenzi affiliated with?

Dr. Delorenzi is affiliated with Dignity Health - Mercy Medical Center.

What medical group is Dr. Raymond J. Delorenzi part of?

Dr. Delorenzi is linked to Mercy Medical Group. Dmand AI links Dr. Delorenzi to 1 more medical group.

Does Dr. Raymond J. Delorenzi accept Medicare?

Yes. CMS data shows Dr. Delorenzi billed Medicare for 939 services in 2024, and Dr. Delorenzi accepts Medicare assignment.

How many Medicare patients does Dr. Raymond J. Delorenzi see?

CMS counts 243 Medicare patients who saw Dr. Delorenzi in 2024, with an average age of 73.

Show 8 more questionsShow fewer questions

What services does Dr. Raymond J. Delorenzi bill to Medicare?

In 2024, Dr. Delorenzi's most billed Medicare services were injected or infused drug (J3301), office visit, established patient (99213) and office visit, new patient (99203).

Where did Dr. Raymond J. Delorenzi go to medical school?

Dr. Delorenzi graduated from Indiana University School Of Medicine in 1982.

What drugs does Dr. Raymond J. Delorenzi prescribe most?

In 2024 Medicare Part D data, Dr. Delorenzi's most prescribed drugs by claims were Celecoxib, Prednisone and Hydrocodone-Acetaminophen.

Has Dr. Raymond J. Delorenzi received payments from drug or device companies?

CMS Open Payments shows $784 in general payments to Dr. Delorenzi from 13 companies from 2017 to 2025. The largest total came from Stryker Corporation.

How long has Dr. Raymond J. Delorenzi been practicing?

Dr. Delorenzi graduated from medical school in 1982, 44 years ago.

Does Dr. Raymond J. Delorenzi do research?

Dmand AI links 1 publication to Dr. Delorenzi.

Who does Dr. Raymond J. Delorenzi publish with?

Dr. Delorenzi's most frequent co-authors are John W. Brown, MD (1 shared paper).

What insurance does Dr. Raymond J. Delorenzi accept?

Dr. Delorenzi is in network with 14 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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