Dr. Carey A. Nathan, MD
- Medicare services, 2024
- 394
- Medicare patients, 2024
- 335
- Part D claims, 2024
- 281
- Hospital affiliations
- 1
- Industry payments
- $3,280
- Practice address
- 4735 Ogletown Stanton Rd, Newark, DE 19713
- Practice phone
- Call (302) 428-2522
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
CCHS Surgery
Newark, Delaware
Find Dr. Nathan'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. Carey A. Nathan is a colorectal surgeon in Newark, Delaware
Dr. Nathan practices at CCHS Surgery in Newark, Delaware.
Dr. Nathan's NPI, 1609802172, was assigned on June 24, 2006. Dr. Nathan graduated from Georgetown University School Of Medicine in 1987. Dr. Nathan holds Delaware license C10004220.
- NPI
- 1609802172NPI Registry (opens in a new tab)
- NPI enumeration date
- June 24, 2006
- NPI status
- Active
- Practice phone
- (302) 428-2522
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Carey A. Nathan practices at CCHS Surgery in Newark, Delaware
Dr. Nathan's primary practice is CCHS Surgery, at 4735 Ogletown Stanton Rd, Newark, DE 19713 in New Castle County. The practice phone is (302) 428-2522.
- CCHS Surgery4735 Ogletown Stanton Rd, Newark, DE 19713 · New Castle CountyPhone(302) 428-2522
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Carey A. Nathan is affiliated with 4 sites of care and 2 medical groups
Dr. Nathan's primary practice is CCHS Surgery in Newark, Delaware. Dr. Nathan is also affiliated with Christiana Hospital. The medical group on file is ChristianaCare. Dmand AI also links Dr. Nathan to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Carey A. Nathan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nathan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CCHS Surgery | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Carey A. Nathan is one of 7 colorectal surgeons in Delaware
Colon and rectal surgery is Dr. Nathan's primary specialty in the NPI Registry, under taxonomy code 208C00000X. Dr. Nathan is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery. Dmand AI has Dr. Nathan's licenses on file in 3 states: Delaware, Pennsylvania and Illinois.
Specialties and state licenses
- Colon and rectal surgery, DelawarePrimary
- Pennsylvania license
- Illinois license
Clinical focus
Dmand AI lists colonoscopy, colon removal, gastrointestinal obstruction and hemorrhoids among the conditions Dr. Nathan treats.
Colorectal surgeons near Dr. Nathan
Counts of colorectal surgeons 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. Carey A. Nathan billed Medicare for 394 services in 2024
CMS data shows 394 Medicare services from Dr. Nathan across 13 procedure codes in 2024, for 335 Medicare patients. Medicare paid $46,143 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nathan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2922024: 22822%
- Other services
- 2023: 1022024: 993%
- Surgery
- 2023: 862024: 6722%
Dr. Nathan'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.
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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data
Dr. Carey A. Nathan treated 335 Medicare patients in 2024, average age 74
CMS counts 335 Medicare patients who saw Dr. Nathan in 2024. The largest group is 65 to 74, with 172 patients. 75% of them have high cholesterol, and 69% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.09, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Nathan's median patient age at 69, with 76% women.
Dr. Nathan's Medicare patients by age, 2024
Dr. Nathan's Medicare patients by sex, 2024
- Women25476%
- Men8124%
Chronic conditions among Dr. Nathan's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis49%
- Mood disorders36%
- Anxiety32%
- Depression31%
- Cancer30%
- Diabetes29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nathan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women76%
- Men22%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Carey A. Nathan wrote 281 Medicare Part D claims in 2024
In 2024, Dr. Nathan wrote 281 Medicare Part D claims for 203 patients. 64% of them were for generic drugs. CMS names the drug for 244 of them, across 5 drugs with 11 or more claims each, at $11,279 in total drug cost. In 2023, CMS named 189 claims across 6 drugs.
Dr. Nathan's Part D claims by kind of drug, 2024
- Generic181 claims64%
- Brand-name100 claims36%
Dr. Nathan'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. Nathan's Part D claims, 2024
- Opioids5%15 of 281 claims
- Antibiotics17%49 of 281 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: 1892024: 24429%
Drugs named by CMS: 5 in 2024, 6 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
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Dr. Carey A. Nathan received $3,280 in industry payments from 2016 to 2025
CMS Open Payments shows 56 general payments to Dr. Nathan from 13 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 53% of the total. Intuitive Surgical, Inc. paid the most, $2,164.
General payments to Dr. Nathan by program year, 2016 to 2025
General payments to Dr. Nathan by kind, 2016 to 2025
- Travel and lodging$1,73953%
- Food and beverage$1,50946%
- Gifts$321%
Companies that paid Dr. Nathan the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Carey A. Nathan has 1 award and honors on record
Dmand AI lists 1 award for Dr. Nathan.
Awards and honors for Dr. Nathan
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Carey A. Nathan graduated from Georgetown University School Of Medicine
Dr. Nathan graduated from Georgetown University School Of Medicine in 1987. Dr. Nathan is a member of ACS and ASCRS.
- Medical school
- Board certified in colon & rectal surgery
Source: Dmand AI Professional Profile Data
Dr. Carey A. Nathan accepts plans from 19 insurance carriers
Dr. Nathan is in network with 19 carriers, including Aetna, HCSC and United Healthcare. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Aetna
- HCSC
- United Healthcare
- Cigna
- Elevance
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- +11 more carriersWith a free account
Plan types Dr. Nathan accepts, by number of carriers
- PPO12
- HMO9
- Medicare8
- EPO5
- POS4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Carey A. Nathan'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | 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. Carey A. Nathan
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. Carey A. Nathan's NPI number?
Dr. Carey A. Nathan's NPI number is 1609802172. It was assigned on June 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Carey A. Nathan?
Dr. Carey A. Nathan is a colorectal surgeon in Newark, Delaware. The primary specialty in the NPI Registry is Colon & Rectal Surgery Physician (taxonomy code 208C00000X).
Where does Dr. Carey A. Nathan practice?
Dr. Nathan practices at 4735 Ogletown Stanton Rd, Newark, DE 19713. Dr. Nathan's primary practice is CCHS Surgery in Newark, Delaware. Dmand AI also links Dr. Nathan to 2 group practices and clinics and 1 medical group.
What is Dr. Carey A. Nathan's office phone number?
The practice phone on file for Dr. Nathan is (302) 428-2522.
What is Dr. Carey A. Nathan's medical license number?
Dr. Nathan holds Delaware license C10004220, one of the licenses on file in 3 states.
Which states has Dr. Carey A. Nathan been licensed in?
Dmand AI has state licenses on file for Dr. Nathan in Delaware (1993 to 2027), Pennsylvania (1993 to 2000) and Illinois (1992 to 1996).
Which hospitals is Dr. Carey A. Nathan affiliated with?
Dr. Nathan is affiliated with Christiana Hospital.
What medical group is Dr. Carey A. Nathan part of?
Dr. Nathan is linked to ChristianaCare. Dmand AI links Dr. Nathan to 1 more medical group.
Does Dr. Carey A. Nathan accept Medicare?
Yes. CMS data shows Dr. Nathan billed Medicare for 394 services in 2024.
How many Medicare patients does Dr. Carey A. Nathan see?
CMS counts 335 Medicare patients who saw Dr. Nathan in 2024, with an average age of 74.
Show 7 more questionsShow fewer questions
Is Dr. Carey A. Nathan board certified?
Yes. Dr. Nathan is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery.
What services does Dr. Carey A. Nathan bill to Medicare?
In 2024, Dr. Nathan's most billed Medicare services were office visit, established patient (99213), medicare service (G0105) and office visit, established patient (99214).
Where did Dr. Carey A. Nathan go to medical school?
Dr. Nathan graduated from Georgetown University School Of Medicine in 1987.
What drugs does Dr. Carey A. Nathan prescribe most?
In 2024 Medicare Part D data, Dr. Nathan's most prescribed drugs by claims were Sod Sulf-Potass Sulf-Mag Sulf, Metronidazole and Neomycin Sulfate.
Has Dr. Carey A. Nathan received payments from drug or device companies?
CMS Open Payments shows $3,280 in general payments to Dr. Nathan from 13 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Carey A. Nathan been practicing?
Dr. Nathan graduated from medical school in 1987, 39 years ago.
What insurance does Dr. Carey A. Nathan accept?
Dr. Nathan is in network with 19 carriers, including Aetna, HCSC and United Healthcare. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
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