Umer Mahmood Syed

  • Nashua, NH
  • Gastroenterologist
NPI1851734834PAC ID1658669254
Medicare services, 2024
672
Medicare patients, 2024
521
Part D claims, 2024
311
Publications
11
Hospital affiliations
2
Practice address
172 Kinsley St, Nashua, NH 03060
Practice phone
Call (603) 882-3000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

St. Joseph Hospital

Hospital · Nashua, New Hampshire

See all 7 affiliations

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Umer Mahmood Syed is a gastroenterologist in Nashua, New Hampshire

Umer Syed practices at St. Joseph Hospital in Nashua, New Hampshire, part of Covenant Health.

Umer Syed's NPI, 1851734834, was assigned on April 9, 2013. Umer Syed holds New Hampshire license 20597.

NPI and contact details
Medicare PAC ID
1658669254
NPI enumeration date
April 9, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(603) 882-3000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
39
Medical school graduation
2013

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

Umer Mahmood Syed practices at St. Joseph Hospital in Nashua, New Hampshire

Umer Syed's primary practice is St. Joseph Hospital, at 172 Kinsley St, Nashua, NH 03060 in Hillsborough County. The practice phone is (603) 882-3000.

  • St. Joseph Hospital
    172 Kinsley St, Nashua, NH 03060 · Hillsborough CountyPhone(603) 882-3000

Source: Dmand AI Affiliation Data

Umer Mahmood Syed is affiliated with 5 sites of care and 2 medical groups

Umer Syed's primary practice is St. Joseph Hospital in Nashua, New Hampshire, part of Covenant Health. The medical group on file is Surgical Care Group. Dmand AI also links Umer Syed to 1 more hospital, 2 group practices and clinics, 1 breast imaging center and 1 medical group, each named with a free account. Umer Syed's employer is on file too: a hospital.

See all 7 affiliations for Umer Syed

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

Dmand AI tracks the EHR system at Umer Mahmood Syed's practice

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

EHR by site
SiteEHR vendor and product
St. Joseph HospitalAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Umer Mahmood Syed is one of 87 gastroenterologists in New Hampshire

Gastroenterology is Umer Syed's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Umer Syed is licensed in New Hampshire.

Specialties and state licenses

  • Gastroenterology, New HampshirePrimaryLicense 20597 · taxonomy 207RG0100X

Gastroenterologists near Umer Syed

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

Umer Mahmood Syed billed Medicare for 672 services in 2024

CMS data shows 672 Medicare services from Umer Syed across 8 procedure codes in 2024, for 521 Medicare patients. Medicare paid $90,346 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024672
Medicare patients521
Paid by Medicare$90,346
Procedure codes8

Umer Syed's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 5662024: 5601%
Office and hospital visits
2023: 812024: 9416%
Other services
2023: 02024: 18

Umer Syed compared with the New Hampshire median for gastroenterologists, 2024

  • Umer Syed
  • New Hampshire median
Medicare services
672vs 49237% above
Medicare patients
521vs 35746% above
Part D claims
226vs 228Close to median

Medians across 82 gastroenterologists in New Hampshire with Dmand AI profiles that report each measure.

Umer Syed'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 Umer Syed

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

Umer Mahmood Syed treated 521 Medicare patients in 2024, average age 72

CMS counts 521 Medicare patients who saw Umer Syed in 2024. The largest group is 65 to 74, with 289 patients. 75% of them have high cholesterol, and 64% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.05, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Umer Syed's median patient age at 62, with 43% women.

Medicare patients, 2024521
Average age72
Average risk score1.05
Also on Medicaid7%

Umer Syed's Medicare patients by age, 2024

Umer Syed's Medicare patients by sex, 2024

  • Women27753%
  • Men24447%

Chronic conditions among Umer Syed's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure64%
  3. Arthritis39%
  4. Anxiety25%
  5. Chronic kidney disease24%
  6. Diabetes24%
  7. Mood disorders21%
  8. Cancer19%

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

Umer Syed's patients across all payers

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

Patient panel by age, all payers

Median age 62

Patient panel by sex, all payers

  • Women43%
  • Men56%

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

Umer Mahmood Syed wrote 311 Medicare Part D claims in 2024

In 2024, Umer Syed wrote 311 Medicare Part D claims for 115 patients. 73% of them were for generic drugs. CMS names the drug for 226 of them, across 10 drugs with 11 or more claims each, at $602,037 in total drug cost. In 2023, CMS named 159 claims across 6 drugs.

Part D claims, 2024311
Drugs named by CMS10
Total drug cost$602,037
Part D patients115

Umer Syed's Part D claims by kind of drug, 2024

  • Generic226 claims73%
  • Brand-name85 claims27%

Umer Syed'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 Umer Syed's Part D claims, 2024

  • Antibiotics10%31 of 311 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: 1592024: 22642%

Drugs named by CMS: 10 in 2024, 6 in 2023.

See all prescribing by Umer Syed

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

Umer Mahmood Syed ranks in the 87th percentile for colonoscopy in Medicare

Umer Syed accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 136 procedures of colonoscopy by Umer Syed, more than 87% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Umer Syed ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
85th percentile151 procedures
Colonoscopy
87th percentile136 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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Umer Mahmood Syed has 11 publications on record

Dmand AI links 11 papers to Umer Syed, published from 2016 to 2023. 2016 was the busiest year, with 2. The most frequent topics are Diagnosis, Differential, Carcinoma, Hepatocellular and Heart Failure. Umer Syed's most frequent co-authors are Timothy J. Vittorio, MD, Joshua S. Aron, MD and Raghav Bansal.

Papers11
Years published2016 to 2023

Umer Syed's papers by year, 2016 to 2023

Topics Umer Syed writes about most

  • Diagnosis, Differential
  • Carcinoma, Hepatocellular
  • Heart Failure
  • Liver Diseases
  • Liver Neoplasms
  • Stomach Neoplasms

Umer Syed's most frequent co-authors

Recent publications by Umer Syed

See all 11 publications and co-authors

See who Umer Syed researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Umer Syed 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

Umer Mahmood Syed received $507 in industry payments from 2019 to 2024

CMS Open Payments shows 11 general payments to Umer Syed from 6 drug and device companies from 2019 to 2024. Education make up the largest share, 54% of the total. Abbott Laboratories paid the most, $228.

General payments to Umer Syed by program year, 2019 to 2024

General payments to Umer Syed by kind, 2019 to 2024

$507in total
  • Education$27654%
  • Food and beverage$23146%

Companies that paid Umer Syed the most, 2019 to 2024

Share is of all general payments to this clinician.

See all payments to Umer Syed

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

Sources for Umer Mahmood Syed'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)
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 Umer Mahmood Syed

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Umer Mahmood Syed's NPI number?

Umer Mahmood Syed's NPI number is 1851734834. It was assigned on April 9, 2013, and it is active in the NPI Registry.

What does Umer Mahmood Syed specialize in?

Umer Mahmood Syed is a gastroenterologist in Nashua, New Hampshire. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Umer Mahmood Syed practice?

Umer Syed practices at 172 Kinsley St, Nashua, NH 03060. Umer Syed's primary practice is St. Joseph Hospital in Nashua, New Hampshire, part of Covenant Health. Dmand AI also links Umer Syed to 1 hospital, 2 group practices and clinics, 1 breast imaging center and 1 medical group.

What is Umer Mahmood Syed's office phone number?

The practice phone on file for Umer Syed is (603) 882-3000.

What is Umer Mahmood Syed's medical license number?

Umer Syed holds New Hampshire license 20597.

Which hospitals is Umer Mahmood Syed affiliated with?

Umer Syed practices at St. Joseph Hospital in Nashua, New Hampshire. Dmand AI links Umer Syed to 1 more hospital.

What medical group is Umer Mahmood Syed part of?

Umer Syed is linked to Surgical Care Group. Dmand AI links Umer Syed to 1 more medical group.

Does Umer Mahmood Syed accept Medicare?

Yes. CMS data shows Umer Syed billed Medicare for 672 services in 2024, and Umer Syed accepts Medicare assignment.

How many Medicare patients does Umer Mahmood Syed see?

CMS counts 521 Medicare patients who saw Umer Syed in 2024, with an average age of 72.

What services does Umer Mahmood Syed bill to Medicare?

In 2024, Umer Syed's most billed Medicare services were surgery: digestive system (45385), surgery: digestive system (43239) and office visit, established patient (99213).

Show 5 more questionsShow fewer questions

What drugs does Umer Mahmood Syed prescribe most?

In 2024 Medicare Part D data, Umer Syed's most prescribed drugs by claims were Mesalamine, Omeprazole and Peg 3350-Electrolyte.

Has Umer Mahmood Syed received payments from drug or device companies?

CMS Open Payments shows $507 in general payments to Umer Syed from 6 companies from 2019 to 2024. The largest total came from Abbott Laboratories.

How long has Umer Mahmood Syed been practicing?

Umer Syed graduated from medical school in 2013, 13 years ago.

Does Umer Mahmood Syed do research?

Dmand AI links 11 publications to Umer Syed, published from 2016 to 2023.

Who does Umer Mahmood Syed publish with?

Umer Syed's most frequent co-authors are Timothy J. Vittorio, MD (3 shared papers), Joshua S. Aron, MD (2 shared papers) and Raghav Bansal (2 shared papers).

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