Dr. Zachary A. Feinberg, MD

  • Saratoga Springs, NY
  • Gastroenterologist
NPI1104141209PAC ID9830480813
Medicare services, 2024
12,498
Medicare patients, 2024
330
Part D claims, 2024
1,268
Hospital affiliations
5
Industry payments
$52,089
Practice address
211 Church Street, Saratoga Springs, NY 12866
Practice phone
Call (518) 587-3222
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Saratoga Hospital

Hospital · Saratoga Springs, New York

See all 9 affiliations

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Dr. Zachary A. Feinberg is a gastroenterologist in Saratoga Springs, New York

Dr. Feinberg practices at Saratoga Hospital in Saratoga Springs, New York, part of Albany Med Health System.

Dr. Feinberg's NPI, 1104141209, was assigned on March 31, 2010. Dr. Feinberg graduated from Albany Medical College of Union University in 2010. Dr. Feinberg holds New York license 276107.

NPI and contact details
Medicare PAC ID
9830480813
NPI enumeration date
March 31, 2010
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(518) 587-3222
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
42
Medical school graduation
2010

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

Dr. Zachary A. Feinberg practices at Saratoga Hospital in Saratoga Springs, New York

Dr. Feinberg's primary practice is Saratoga Hospital, at 211 Church Street, Saratoga Springs, NY 12866 in Saratoga County. The practice phone is (518) 587-3222.

  • Saratoga Hospital
    211 Church Street, Saratoga Springs, NY 12866 · Saratoga CountyPhone(518) 587-3222

Source: Dmand AI Affiliation Data

Dr. Zachary A. Feinberg is affiliated with 7 sites of care and 2 medical groups

Dr. Feinberg's primary practice is Saratoga Hospital in Saratoga Springs, New York, part of Albany Med Health System. Dr. Feinberg is also affiliated with Albany Medical Center. The medical group on file is Saratoga Schenectady Gastroenterology Associates. Dmand AI also links Dr. Feinberg to 3 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 9 affiliations for Dr. Feinberg

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

Dmand AI tracks the EHR system at Dr. Zachary A. Feinberg's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Feinberg practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Saratoga HospitalAvailable with a free account
+6 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Zachary A. Feinberg is one of 1,583 gastroenterologists in New York

Gastroenterology is Dr. Feinberg's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Feinberg is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Feinberg is licensed in New York.

Specialties and state licenses

  • Gastroenterology, New YorkPrimaryLicense 276107 · taxonomy 207RG0100X

Gastroenterologists near Dr. Feinberg

Counts of gastroenterologists 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. Zachary A. Feinberg billed Medicare for 12,498 services in 2024

CMS data shows 12,498 Medicare services from Dr. Feinberg across 11 procedure codes in 2024, for 330 Medicare patients. Medicare paid $260,736 for them.

Medicare services, 202412,498
Medicare patients330
Paid by Medicare$260,736
Procedure codes11

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

  • 2023
  • 2024
Drugs given in the office
2023: 13,5002024: 12,00011%
Surgery
2023: 2232024: 2182%
Office and hospital visits
2023: 2272024: 19016%
Tests and treatments
2023: 1382024: 6553%
Other services
2023: 222024: 2514%

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

  • In an office12,24398%
  • In a facility2552%

Dr. Feinberg compared with the New York median for gastroenterologists, 2024

  • Dr. Feinberg
  • New York median
Medicare services
12,498vs 42129.7 times
Medicare patients
330vs 23640% above
Part D claims
1,065vs 3822.8 times

Medians across 1,551 gastroenterologists in New York with Dmand AI profiles that report each measure.

Dr. Feinberg'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. Feinberg

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

Dr. Zachary A. Feinberg treated 330 Medicare patients in 2024, average age 72

CMS counts 330 Medicare patients who saw Dr. Feinberg in 2024. The largest group is 65 to 74, with 167 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 12% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Feinberg's median patient age at 63, with 58% women.

Medicare patients, 2024330
Average age72
Average risk score1.18
Also on Medicaid12%

Dr. Feinberg's Medicare patients by age, 2024

Dr. Feinberg's Medicare patients by sex, 2024

  • Women18456%
  • Men14644%

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

  1. High cholesterol75%
  2. High blood pressure72%
  3. Arthritis42%
  4. Ischemic heart disease31%
  5. Anxiety28%
  6. Diabetes28%
  7. Mood disorders23%
  8. Chronic kidney disease22%

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

Dr. Feinberg's patients across all payers

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

Patient panel by age, all payers

Median age 63

Patient panel by sex, all payers

  • Women58%
  • Men42%

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

Dr. Zachary A. Feinberg wrote 1,268 Medicare Part D claims in 2024

In 2024, Dr. Feinberg wrote 1,268 Medicare Part D claims for 290 patients. 90% of them were for generic drugs. CMS names the drug for 1,065 of them, across 22 drugs with 11 or more claims each, at $495,094 in total drug cost. In 2023, CMS named 1,057 claims across 23 drugs.

Part D claims, 20241,268
Drugs named by CMS22
Total drug cost$495,094
Part D patients290

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

  • Generic1,135 claims90%
  • Brand-name and other133 claims10%

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

  • Opioids1%16 of 1,268 claims
  • Antibiotics3%34 of 1,268 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: 1,0572024: 1,0651%

Drugs named by CMS: 22 in 2024, 23 in 2023.

See all prescribing by Dr. Feinberg

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. Zachary A. Feinberg ranks in the 85th percentile for colonoscopy in Medicare

Dr. Feinberg accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Feinberg as offering telehealth. CMS counts 127 procedures of colonoscopy by Dr. Feinberg, more than 85% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Feinberg ranks in Medicare procedure volume

Colonoscopy
85th percentile127 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
81st percentile124 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. Zachary A. Feinberg received $52,089 in industry payments from 2017 to 2025

CMS Open Payments shows 63 general payments to Dr. Feinberg from 4 drug and device companies from 2017 to 2025. Speaker and faculty fees make up the largest share, 87% of the total. Abbvie Inc. paid the most, $51,742.

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

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

$52.1Kin total
  • Speaker and faculty fees$45,25687%
  • Travel and lodging$4,5049%
  • Food and beverage$2,1034%
  • Consulting fees$1260%
  • Education$1000%

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

Share is of all general payments to this clinician.

See all payments to Dr. Feinberg

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

Dr. Zachary A. Feinberg graduated from Albany Medical College of Union University

Dr. Feinberg graduated from Albany Medical College of Union University in 2010.

  1. Medical schoolAlbany Medical College of Union University
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Zachary A. Feinberg'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)
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. Zachary A. Feinberg

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. Zachary A. Feinberg's NPI number?

Dr. Zachary A. Feinberg's NPI number is 1104141209. It was assigned on March 31, 2010, and it is active in the NPI Registry.

What kind of doctor is Dr. Zachary A. Feinberg?

Dr. Zachary A. Feinberg is a gastroenterologist in Saratoga Springs, New York. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Zachary A. Feinberg practice?

Dr. Feinberg practices at 211 Church Street, Saratoga Springs, NY 12866. Dr. Feinberg's primary practice is Saratoga Hospital in Saratoga Springs, New York, part of Albany Med Health System. Dmand AI also links Dr. Feinberg to 3 hospitals, 2 group practices and clinics and 1 medical group.

What is Dr. Zachary A. Feinberg's office phone number?

The practice phone on file for Dr. Feinberg is (518) 587-3222.

What is Dr. Zachary A. Feinberg's medical license number?

Dr. Feinberg holds New York license 276107.

Which hospitals is Dr. Zachary A. Feinberg affiliated with?

Dr. Feinberg practices at Saratoga Hospital in Saratoga Springs, New York. Dr. Feinberg is also affiliated with Albany Medical Center. Dmand AI links Dr. Feinberg to 3 more hospitals.

What medical group is Dr. Zachary A. Feinberg part of?

Dr. Feinberg is linked to Saratoga Schenectady Gastroenterology Associates. Dmand AI links Dr. Feinberg to 1 more medical group.

Does Dr. Zachary A. Feinberg accept Medicare?

Yes. CMS data shows Dr. Feinberg billed Medicare for 12,498 services in 2024, and Dr. Feinberg accepts Medicare assignment.

Does Dr. Zachary A. Feinberg offer telehealth?

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

How many Medicare patients does Dr. Zachary A. Feinberg see?

CMS counts 330 Medicare patients who saw Dr. Feinberg in 2024, with an average age of 72.

Show 6 more questionsShow fewer questions

Is Dr. Zachary A. Feinberg board certified?

Yes. Dr. Feinberg is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Dr. Zachary A. Feinberg bill to Medicare?

In 2024, Dr. Feinberg's most billed Medicare services were injected or infused drug (J3380), office visit, established patient (99214) and surgery: digestive system (45380).

Where did Dr. Zachary A. Feinberg go to medical school?

Dr. Feinberg graduated from Albany Medical College of Union University in 2010.

What drugs does Dr. Zachary A. Feinberg prescribe most?

In 2024 Medicare Part D data, Dr. Feinberg's most prescribed drugs by claims were Famotidine, Omeprazole and Pantoprazole Sodium.

Has Dr. Zachary A. Feinberg received payments from drug or device companies?

CMS Open Payments shows $52,089 in general payments to Dr. Feinberg from 4 companies from 2017 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Zachary A. Feinberg been practicing?

Dr. Feinberg graduated from medical school in 2010, 16 years ago.

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