Dr. Mary D. Codo, MD

  • Naperville, IL
  • Endocrinologist
NPI1568504439PAC ID4789842287
Medicare services, 2024
9,200
Medicare patients, 2024
562
Part D claims, 2024
4,162
Hospital affiliations
1
Industry payments
$6,893
Practice address
720 S Brom Dr, Naperville, IL 60540
Practice phone
Call (630) 469-9200
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Duly Health and Care

Naperville, Illinois

See all 4 affiliations

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Dr. Mary D. Codo is an endocrinologist in Naperville, Illinois

Dr. Codo practices at Duly Health and Care in Naperville, Illinois.

Dr. Codo's NPI, 1568504439, was assigned on February 13, 2007. Dr. Codo graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1988. Dr. Codo holds Illinois license 036-082140.

NPI and contact details
Medicare PAC ID
4789842287
NPI enumeration date
February 13, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(630) 469-9200
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
64
Medical school graduation
1988

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

Dr. Mary D. Codo practices at Duly Health and Care in Naperville, Illinois

Dr. Codo's primary practice is Duly Health and Care, at 720 S Brom Dr, Naperville, IL 60540 in Dupage County. The practice phone is (630) 469-9200.

  • Duly Health and Care
    720 S Brom Dr, Naperville, IL 60540 · Dupage CountyPhone(630) 469-9200

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Mary D. Codo is affiliated with 3 sites of care and 1 medical group

Dr. Codo's primary practice is Duly Health and Care in Naperville, Illinois. Dr. Codo is also affiliated with Edward Hospital. The medical group on file is DuPage Medical Group. Dmand AI also links Dr. Codo to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Dr. Codo

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Mary D. Codo's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Codo practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Duly Health and CareAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Mary D. Codo is one of 358 endocrinologists in Illinois

Endocrinology, diabetes and metabolism is Dr. Codo's primary specialty in the NPI Registry, under taxonomy code 207RE0101X. Dr. Codo is licensed in Illinois.

Specialties and state licenses

  • Endocrinology, diabetes and metabolism, IllinoisPrimaryLicense 036-082140 · taxonomy 207RE0101X

Endocrinologists near Dr. Codo

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

358endocrinologists in Illinois
7endocrinologists in Naperville

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

Dr. Mary D. Codo billed Medicare for 9,200 services in 2024

CMS data shows 9,200 Medicare services from Dr. Codo across 25 procedure codes in 2024, for 562 Medicare patients. Medicare paid $222,470 for them. Every service was in an office.

Medicare services, 20249,200
Medicare patients562
Paid by Medicare$222,470
Procedure codes25

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

  • 2023
  • 2024
Drugs given in the office
2023: 6,3602024: 5,52013%
Lab and pathology
2023: 1,6032024: 1,6795%
Office and hospital visits
2023: 7082024: 7232%
Other services
2023: 02024: 568
Surgery
2023: 3952024: 396No change
Tests and treatments
2023: 2562024: 31423%

Dr. Codo compared with the Illinois median for endocrinologists, 2024

  • Dr. Codo
  • Illinois median
Medicare services
9,200vs 73612.5 times
Medicare patients
562vs 28895% above
Part D claims
3,829vs 1,2803.0 times

Medians across 359 endocrinologists in Illinois with Dmand AI profiles that report each measure.

Dr. Codo'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. Codo

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

Dr. Mary D. Codo treated 562 Medicare patients in 2024, average age 74

CMS counts 562 Medicare patients who saw Dr. Codo in 2024. The largest group is 65 to 74, with 295 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 6% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Codo's median patient age at 68, with 69% women.

Medicare patients, 2024562
Average age74
Average risk score1.27
Also on Medicaid6%

Dr. Codo's Medicare patients by age, 2024

Dr. Codo's Medicare patients by sex, 2024

  • Women41574%
  • Men14726%

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

  1. High cholesterol75%
  2. High blood pressure73%
  3. Diabetes51%
  4. Arthritis47%
  5. Ischemic heart disease33%
  6. Chronic kidney disease31%
  7. Osteoporosis30%
  8. Mood disorders26%

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

Dr. Codo's patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women69%
  • Men30%

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

Dr. Mary D. Codo wrote 4,162 Medicare Part D claims in 2024

In 2024, Dr. Codo wrote 4,162 Medicare Part D claims for 703 patients. 44% of them were for generic drugs. CMS names the drug for 3,829 of them, across 55 drugs with 11 or more claims each, at $1,787,738 in total drug cost. In 2023, CMS named 3,483 claims across 55 drugs.

Part D claims, 20244,162
Drugs named by CMS55
Total drug cost$1.8M
Part D patients703

Dr. Codo's Part D claims by kind of drug, 2024

  • Generic1,812 claims44%
  • Brand-name2,033 claims49%
  • Other317 claims8%

Dr. Codo'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 3,4832024: 3,82910%

Drugs named by CMS: 55 in 2024, 55 in 2023.

See all prescribing by Dr. Codo

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. Mary D. Codo offers telehealth to Medicare patients

Dr. Codo accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Codo as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Mary D. Codo received $6,893 in industry payments from 2016 to 2025

CMS Open Payments shows 477 general payments to Dr. Codo from 30 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Abbott Laboratories paid the most, $2,044.

General payments to Dr. Codo by program year, 2016 to 2025

General payments to Dr. Codo by kind, 2016 to 2025

$6.9Kin total
  • Food and beverage$6,69597%
  • Education$1983%

Companies that paid Dr. Codo the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Codo

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

Dr. Mary D. Codo graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)

Dr. Codo graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1988.

  1. Medical schoolUniversity of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)

Source: Dmand AI Professional Profile Data

Sources for Dr. Mary D. Codo'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. Mary D. Codo

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. Mary D. Codo's NPI number?

Dr. Mary D. Codo's NPI number is 1568504439. It was assigned on February 13, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Mary D. Codo?

Dr. Mary D. Codo is an endocrinologist in Naperville, Illinois. The primary specialty in the NPI Registry is Endocrinology, Diabetes & Metabolism Physician (taxonomy code 207RE0101X).

Where does Dr. Mary D. Codo practice?

Dr. Codo practices at 720 S Brom Dr, Naperville, IL 60540. Dr. Codo's primary practice is Duly Health and Care in Naperville, Illinois. Dmand AI also links Dr. Codo to 1 group practice or clinic.

What is Dr. Mary D. Codo's office phone number?

The practice phone on file for Dr. Codo is (630) 469-9200.

What is Dr. Mary D. Codo's medical license number?

Dr. Codo holds Illinois license 036-082140.

Which hospitals is Dr. Mary D. Codo affiliated with?

Dr. Codo is affiliated with Edward Hospital.

What medical group is Dr. Mary D. Codo part of?

Dr. Codo is linked to DuPage Medical Group.

Does Dr. Mary D. Codo accept Medicare?

Yes. CMS data shows Dr. Codo billed Medicare for 9,200 services in 2024, and Dr. Codo accepts Medicare assignment.

Does Dr. Mary D. Codo offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Codo as offering telehealth services.

How many Medicare patients does Dr. Mary D. Codo see?

CMS counts 562 Medicare patients who saw Dr. Codo in 2024, with an average age of 74.

Show 5 more questionsShow fewer questions

What services does Dr. Mary D. Codo bill to Medicare?

In 2024, Dr. Codo's most billed Medicare services were injected or infused drug (J0897), office visit, established patient (99214) and medicare service (G2211).

Where did Dr. Mary D. Codo go to medical school?

Dr. Codo graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1988.

What drugs does Dr. Mary D. Codo prescribe most?

In 2024 Medicare Part D data, Dr. Codo's most prescribed drugs by claims were Levothyroxine Sodium, Ozempic and Mounjaro.

Has Dr. Mary D. Codo received payments from drug or device companies?

CMS Open Payments shows $6,893 in general payments to Dr. Codo from 30 companies from 2016 to 2025. The largest total came from Abbott Laboratories.

How long has Dr. Mary D. Codo been practicing?

Dr. Codo graduated from medical school in 1988, 38 years ago.

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