Dr. Omer Shahab, MD

  • Fredericksburg, VA
  • Gastroenterologist
NPI1750739009PAC ID3173856093
Medicare services, 2024
235
Medicare patients, 2024
197
Part D claims, 2024
205
Publications
10
MIPS score, 2024
80
Practice address
1001 Sam Perry Boulevard, Fredericksburg, VA 22401
Practice phone
Call (540) 741-1100
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mary Washington Hospital

Hospital · Fredericksburg, Virginia

See all 9 affiliations

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Dr. Omer Shahab is a gastroenterologist in Fredericksburg, Virginia

Dr. Shahab practices at Mary Washington Hospital in Fredericksburg, Virginia, part of Mary Washington Healthcare.

Dr. Shahab's NPI, 1750739009, was assigned on May 27, 2016. Dr. Shahab holds Virginia license 0101265214.

NPI and contact details
Medicare PAC ID
3173856093
NPI enumeration date
May 27, 2016
NPI status
Active
Offers telehealth
Yes
Practice phone
(540) 741-1100
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
36
Medical school graduation
2016

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

Dr. Omer Shahab practices at Mary Washington Hospital in Fredericksburg, Virginia

Dr. Shahab's primary practice is Mary Washington Hospital, at 1001 Sam Perry Boulevard, Fredericksburg, VA 22401 in Fredericksburg City. The practice phone is (540) 741-1100.

  • Mary Washington Hospital
    1001 Sam Perry Boulevard, Fredericksburg, VA 22401 · Fredericksburg CityPhone(540) 741-1100

Source: Dmand AI Affiliation Data

Dr. Omer Shahab is affiliated with 5 sites of care and 4 medical groups

Dr. Shahab's primary practice is Mary Washington Hospital in Fredericksburg, Virginia, part of Mary Washington Healthcare. Dr. Shahab is also affiliated with Inova Fairfax Hospital. The medical group on file is Mary Washington Healthcare. Dmand AI also links Dr. Shahab to 1 more hospital, 3 medical groups and 2 group practices and clinics, each named with a free account.

See all 9 affiliations for Dr. Shahab

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

Dmand AI tracks the EHR system at Dr. Omer Shahab's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shahab practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mary Washington HospitalAvailable with a free account
+4 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Omer Shahab is one of 494 gastroenterologists in Virginia

Gastroenterology is Dr. Shahab's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Shahab is licensed in Virginia.

Specialties and state licenses

  • Gastroenterology, VirginiaPrimaryLicense 0116029011 · taxonomy 207RG0100X

Gastroenterologists near Dr. Shahab

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. Omer Shahab billed Medicare for 235 services in 2024

CMS data shows 235 Medicare services from Dr. Shahab across 8 procedure codes in 2024, for 197 Medicare patients. Medicare paid $31,825 for them.

Medicare services, 2024235
Medicare patients197
Paid by Medicare$31,825
Procedure codes8

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

  • 2023
  • 2024
Surgery
2023: 962024: 10610%
Office and hospital visits
2023: 1022024: 8616%
Other services
2023: 202024: 43115%

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

  • In an office8637%
  • In a facility14963%

Dr. Shahab compared with the Virginia median for gastroenterologists, 2024

  • Dr. Shahab
  • Virginia median
Medicare services
235vs 52455% below
Medicare patients
197vs 36246% below
Part D claims
148vs 29049% below

Medians across 484 gastroenterologists in Virginia with Dmand AI profiles that report each measure.

Dr. Shahab'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. Shahab

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

Dr. Omer Shahab treated 197 Medicare patients in 2024, average age 74

CMS counts 197 Medicare patients who saw Dr. Shahab in 2024. The largest group is 65 to 74, with 98 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 14% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.

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

Medicare patients, 2024197
Average age74
Average risk score1.01
Also on Medicaid14%

Dr. Shahab's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Shahab's Medicare patients by sex, 2024

  • Women11257%
  • Men8543%

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

  1. High cholesterol75%
  2. High blood pressure70%
  3. Arthritis49%
  4. Ischemic heart disease31%
  5. Mood disorders21%
  6. Atrial fibrillation20%
  7. Diabetes20%
  8. Anxiety19%

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

Dr. Shahab's patients across all payers

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

Patient panel by age, all payers

Median age 60

Patient panel by sex, all payers

  • Women55%
  • Men43%

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

Dr. Omer Shahab wrote 205 Medicare Part D claims in 2024

In 2024, Dr. Shahab wrote 205 Medicare Part D claims for 100 patients. 85% of them were for generic drugs. CMS names the drug for 148 of them, across 6 drugs with 11 or more claims each, at $14,122 in total drug cost. In 2023, CMS named 113 claims across 5 drugs.

Part D claims, 2024205
Drugs named by CMS6
Total drug cost$14,122
Part D patients100

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

  • Generic175 claims85%
  • Brand-name30 claims15%

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

  • Antibiotics7%14 of 205 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: 1132024: 14831%

Drugs named by CMS: 6 in 2024, 5 in 2023.

See all prescribing by Dr. Shahab

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. Omer Shahab scored 80 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Shahab for performance year 2024, reported as part of a group. CMS lists Dr. Shahab as offering telehealth. CMS counts 50 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Shahab, more than 63% of the clinicians it reports for that procedure.

Offers telehealth
Yes

Dr. Shahab's MIPS scores, performance year 2024

  • 80of 100Final score
  • 74.4of 100Quality
  • 87of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 71of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Shahab ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
63rd percentile50 procedures
Colonoscopy
54th percentile31 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Omer Shahab has 10 publications on record

Dmand AI links 10 papers to Dr. Shahab, published from 2012 to 2025. 2018 was the busiest year, with 2. Dr. Shahab has published most often in Hepatol Commun. Dr. Shahab's most frequent co-authors are Bara Ibrahim El Kurdi, MD, Mehmet Sayiner, MD and Aasma Shaukat, MD.

Papers10
Years published2012 to 2025

Dr. Shahab's papers by year, 2012 to 2025

Dr. Shahab's most frequent co-authors

Recent publications by Dr. Shahab

See all 10 publications and co-authors

See who Dr. Shahab researches with

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

How network discovery works

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

Dr. Omer Shahab received $6,384 in industry payments from 2020 to 2025

CMS Open Payments shows 198 general payments to Dr. Shahab from 30 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 84% of the total. Boston Scientific Corporation paid the most, $1,458.

General payments to Dr. Shahab by program year, 2020 to 2025

General payments to Dr. Shahab by kind, 2020 to 2025

$6.4Kin total
  • Food and beverage$5,36084%
  • Travel and lodging$84513%
  • Education$1803%

Companies that paid Dr. Shahab the most, 2020 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Shahab

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

Sources for Dr. Omer Shahab'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)Clinician Public Reporting: Overall MIPS Performance (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)
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. Omer Shahab

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. Omer Shahab's NPI number?

Dr. Omer Shahab's NPI number is 1750739009. It was assigned on May 27, 2016, and it is active in the NPI Registry.

What kind of doctor is Dr. Omer Shahab?

Dr. Omer Shahab is a gastroenterologist in Fredericksburg, Virginia. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Omer Shahab practice?

Dr. Shahab practices at 1001 Sam Perry Boulevard, Fredericksburg, VA 22401. Dr. Shahab's primary practice is Mary Washington Hospital in Fredericksburg, Virginia, part of Mary Washington Healthcare. Dmand AI also links Dr. Shahab to 1 hospital, 3 medical groups and 2 group practices and clinics.

What is Dr. Omer Shahab's office phone number?

The practice phone on file for Dr. Shahab is (540) 741-1100.

What is Dr. Omer Shahab's medical license number?

Dr. Shahab holds Virginia license 0101265214.

Which hospitals is Dr. Omer Shahab affiliated with?

Dr. Shahab practices at Mary Washington Hospital in Fredericksburg, Virginia. Dr. Shahab is also affiliated with Inova Fairfax Hospital. Dmand AI links Dr. Shahab to 1 more hospital.

What medical group is Dr. Omer Shahab part of?

Dr. Shahab is linked to Mary Washington Healthcare. Dmand AI links Dr. Shahab to 3 more medical groups.

Does Dr. Omer Shahab accept Medicare?

Yes. CMS data shows Dr. Shahab billed Medicare for 235 services in 2024.

Does Dr. Omer Shahab offer telehealth?

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

What is Dr. Omer Shahab's MIPS score?

Dr. Shahab's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.

Show 7 more questionsShow fewer questions

How many Medicare patients does Dr. Omer Shahab see?

CMS counts 197 Medicare patients who saw Dr. Shahab in 2024, with an average age of 74.

What services does Dr. Omer Shahab bill to Medicare?

In 2024, Dr. Shahab's most billed Medicare services were office visit, new patient (99204), surgery: digestive system (43239) and office visit, established patient (99214).

What drugs does Dr. Omer Shahab prescribe most?

In 2024 Medicare Part D data, Dr. Shahab's most prescribed drugs by claims were Sod Sulf-Potass Sulf-Mag Sulf, Pantoprazole Sodium and Omeprazole.

Has Dr. Omer Shahab received payments from drug or device companies?

CMS Open Payments shows $6,384 in general payments to Dr. Shahab from 30 companies from 2020 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Omer Shahab been practicing?

Dr. Shahab graduated from medical school in 2016, 10 years ago.

Does Dr. Omer Shahab do research?

Dmand AI links 10 publications to Dr. Shahab, published from 2012 to 2025.

Who does Dr. Omer Shahab publish with?

Dr. Shahab's most frequent co-authors are Bara Ibrahim El Kurdi, MD (2 shared papers), Mehmet Sayiner, MD (2 shared papers) and Aasma Shaukat, MD (2 shared papers).

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