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Dr. David B. Chessin, MD
NPI1851558704PAC ID4880753144
- Medicare services, 2024
- 435
- Medicare patients, 2024
- 203
- Part D claims, 2024
- 154
- Publications
- 8
- Clinical trials
- 1
- Practice address
- 425 W 59th St, New York, NY 10019
- Practice phone
- Call (212) 523-8417
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Madison Surgical Obs, LLC
New York, New York
Find Dr. Chessin'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. David B. Chessin is a general surgeon in New York, New York
Dr. Chessin practices at Madison Surgical Obs, LLC in New York, New York.
Dr. Chessin's NPI, 1851558704, was assigned on May 19, 2008. Dr. Chessin graduated from Rutgers New Jersey Medical School in 2000. Dr. Chessin holds New York license 230806.
NPI and contact details
- NPI
- 1851558704NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880753144
- NPI enumeration date
- May 19, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (212) 523-8417
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David B. Chessin practices at Madison Surgical Obs, LLC in New York, New York
Dr. Chessin's primary practice is Madison Surgical Obs, LLC, at 425 W 59th St, New York, NY 10019 in New York County. The practice phone is (212) 523-8417.
- Madison Surgical Obs, LLC425 W 59th St, New York, NY 10019 · New York CountyPhone(212) 523-8417
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David B. Chessin is affiliated with 5 sites of care and 2 medical groups
Dr. Chessin's primary practice is Madison Surgical Obs, LLC in New York, New York. Dr. Chessin is also affiliated with Mount Sinai West. The medical group on file is Mount Sinai Institute for Liver Medicine. Dmand AI also links Dr. Chessin to 2 more group practices and clinics, 1 home health agency and 1 medical group, each named with a free account.
Madison Surgical Obs, LLCPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. David B. Chessin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chessin practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Madison Surgical Obs, LLC | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David B. Chessin is one of 1,604 general surgeons in New York
Surgery is Dr. Chessin's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Chessin is licensed in New York.
Specialties and state licenses
- Surgery, New YorkPrimary
General surgeons near Dr. Chessin
Counts of general 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. David B. Chessin billed Medicare for 435 services in 2024
CMS data shows 435 Medicare services from Dr. Chessin across 5 procedure codes in 2024, for 203 Medicare patients. Medicare paid $50,431 for them.
Medicare services, 2024435
Medicare patients203
Paid by Medicare$50,431
Procedure codes5
Dr. Chessin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3172024: 2947%
- Surgery
- 2023: 1342024: 1415%
Where Dr. Chessin's Medicare services took place, 2024
- In an office42497%
- In a facility113%
Dr. Chessin compared with the New York median for general surgeons, 2024
- Dr. Chessin
- New York median
- Medicare services
- 435vs 1542.8 times
- Medicare patients
- 203vs 10986% above
- Part D claims
- 104vs 244.3 times
Medians across 1,502 general surgeons in New York with Dmand AI profiles that report each measure.
Dr. Chessin'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David B. Chessin treated 203 Medicare patients in 2024, average age 75
CMS counts 203 Medicare patients who saw Dr. Chessin in 2024. The largest group is 65 to 74, with 83 patients. 75% of them have high cholesterol, and 63% have high blood pressure. 16% are also on Medicaid. Their average risk score is 1.34, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chessin's median patient age at 49, with 35% women.
Medicare patients, 2024203
Average age75
Average risk score1.34
Also on Medicaid16%
Dr. Chessin's Medicare patients by age, 2024
Dr. Chessin's Medicare patients by sex, 2024
- Women8542%
- Men11858%
Chronic conditions among Dr. Chessin's Medicare patients, 2024
- High cholesterol75%
- High blood pressure63%
- Arthritis42%
- Cancer33%
- Ischemic heart disease33%
- Diabetes29%
- Anxiety21%
- Mood disorders21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chessin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women35%
- Men60%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David B. Chessin wrote 154 Medicare Part D claims in 2024
In 2024, Dr. Chessin wrote 154 Medicare Part D claims for 85 patients. 94% of them were for generic drugs. CMS names the drug for 104 of them, across 4 drugs with 11 or more claims each, at $1,707 in total drug cost. In 2023, CMS named 61 claims across 3 drugs.
Part D claims, 2024154
Drugs named by CMS4
Total drug cost$1,707
Part D patients85
Dr. Chessin's Part D claims by kind of drug, 2024
- Generic144 claims94%
- Brand-name and other10 claims6%
Dr. Chessin'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. Chessin's Part D claims, 2024
- Opioids16%25 of 154 claims
- Antibiotics7%11 of 154 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: 612024: 10470%
Drugs named by CMS: 4 in 2024, 3 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
How Dr. David B. Chessin takes part in Medicare
Dr. Chessin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 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. David B. Chessin has 8 publications on record
Dmand AI links 8 papers to Dr. Chessin, published from 2012 to 2019. 2019 was the busiest year, with 2. The most frequent topics are Postoperative Complications, Crohn Disease and Rectum. Dr. Chessin has published most often in Dis Colon Rectum. Dr. Chessin's most frequent co-authors are Joel J. Bauer, MD, Christina Ha, MD and Kai Bh Dallas, MD.
Papers8
Years published2012 to 2019
Dr. Chessin's papers by year, 2012 to 2019
Topics Dr. Chessin writes about most
- Postoperative Complications
- Crohn Disease
- Rectum
Dr. Chessin's most frequent co-authors
Recent publications by Dr. Chessin
Colitis, UlcerativeColonic PouchesPostoperative Complications
J Surg Res
ColonIntestinesPerfusion
Int J Colorectal Dis
Abdominal AbscessCrohn DiseaseDemography
Dis Colon Rectum
AdenocarcinomaAnus NeoplasmsBiopsy
See who Dr. Chessin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chessin works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David B. Chessin has worked on 1 clinical trial
Dmand AI links Dr. Chessin to 1 clinical trial.
Investigators on the most trials with Dr. Chessin
- Ovunc Bardakcioglu, MD1 shared trial
- Amir Loucas Bastawrous, MD1 shared trial
- Mitchell A. Bernstein, MD1 shared trial
Recent clinical trials with Dr. Chessin
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. David B. Chessin graduated from Rutgers New Jersey Medical School
Dr. Chessin graduated from Rutgers New Jersey Medical School in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David B. Chessin'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) |
| 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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. David B. Chessin
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. David B. Chessin's NPI number?
Dr. David B. Chessin's NPI number is 1851558704. It was assigned on May 19, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. David B. Chessin?
Dr. David B. Chessin is a general surgeon in New York, New York. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. David B. Chessin practice?
Dr. Chessin practices at 425 W 59th St, New York, NY 10019. Dr. Chessin's primary practice is Madison Surgical Obs, LLC in New York, New York. Dmand AI also links Dr. Chessin to 2 group practices and clinics, 1 home health agency and 1 medical group.
What is Dr. David B. Chessin's office phone number?
The practice phone on file for Dr. Chessin is (212) 523-8417.
What is Dr. David B. Chessin's medical license number?
Dr. Chessin holds New York license 230806.
Which hospitals is Dr. David B. Chessin affiliated with?
Dr. Chessin is affiliated with Mount Sinai West.
What medical group is Dr. David B. Chessin part of?
Dr. Chessin is linked to Mount Sinai Institute for Liver Medicine. Dmand AI links Dr. Chessin to 1 more medical group.
Does Dr. David B. Chessin accept Medicare?
Yes. CMS data shows Dr. Chessin billed Medicare for 435 services in 2024, and Dr. Chessin accepts Medicare assignment.
How many Medicare patients does Dr. David B. Chessin see?
CMS counts 203 Medicare patients who saw Dr. Chessin in 2024, with an average age of 75.
What services does Dr. David B. Chessin bill to Medicare?
In 2024, Dr. Chessin's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99204) and surgery: digestive system (46600).
Show 5 more questionsShow fewer questions
Where did Dr. David B. Chessin go to medical school?
Dr. Chessin graduated from Rutgers New Jersey Medical School in 2000.
What drugs does Dr. David B. Chessin prescribe most?
In 2024 Medicare Part D data, Dr. Chessin's most prescribed drugs by claims were Hydrocortisone, Oxycodone-Acetaminophen and Diphenoxylate-Atropine.
How long has Dr. David B. Chessin been practicing?
Dr. Chessin graduated from medical school in 2000, 26 years ago.
Does Dr. David B. Chessin do research?
Dmand AI links 8 publications to Dr. Chessin, published from 2012 to 2019. Dr. Chessin has worked on 1 clinical trial.
Who does Dr. David B. Chessin publish with?
Dr. Chessin's most frequent co-authors are Joel J. Bauer, MD (6 shared papers), Christina Ha, MD (2 shared papers) and Kai Bh Dallas, MD (1 shared paper).
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