Tamer Mahmoud Shaker

  • San Antonio, TX
  • General surgeon
NPI1356751986PAC ID3779818364
Medicare services, 2024
396
Medicare patients, 2024
97
Part D claims, 2024
20
Publications
6
MIPS score, 2024
84
Practice address
7700 Floyd Curl Dr, San Antonio, TX 78229
Practice phone
Call (210) 575-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Methodist Hospital (TX)

San Antonio, Texas

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Tamer Mahmoud Shaker is a general surgeon in San Antonio, Texas

Tamer Shaker practices at Methodist Hospital (TX) in San Antonio, Texas.

Tamer Shaker's NPI, 1356751986, was assigned on May 5, 2014. Tamer Shaker holds Texas license T9981.

NPI and contact details
Medicare PAC ID
3779818364
NPI enumeration date
May 5, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(210) 575-4000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
38
Medical school graduation
2014

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

Tamer Mahmoud Shaker practices at Methodist Hospital (TX) in San Antonio, Texas

Tamer Shaker's primary practice is Methodist Hospital (TX), at 7700 Floyd Curl Dr, San Antonio, TX 78229 in Bexar County. The practice phone is (210) 575-4000.

  • Methodist Hospital (TX)
    7700 Floyd Curl Dr, San Antonio, TX 78229 · Bexar CountyPhone(210) 575-4000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Tamer Mahmoud Shaker is affiliated with 3 sites of care and 2 medical groups

Tamer Shaker's primary practice is Methodist Hospital (TX) in San Antonio, Texas. Tamer Shaker is also affiliated with Methodist Hospital. The medical group on file is Methodist Healthcare System. Dmand AI also links Tamer Shaker to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 5 affiliations for Tamer Shaker

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Tamer Mahmoud Shaker's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Tamer Shaker practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Methodist Hospital (TX)Available with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Tamer Mahmoud Shaker is one of 1,939 general surgeons in Texas

Surgery is Tamer Shaker's primary specialty in the NPI Registry, under taxonomy code 208600000X. Tamer Shaker is licensed in Texas.

Specialties and state licenses

  • Surgery, TexasPrimaryLicense T9981 · taxonomy 208600000X

General surgeons near Tamer Shaker

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

Tamer Mahmoud Shaker billed Medicare for 396 services in 2024

CMS data shows 396 Medicare services from Tamer Shaker across 5 procedure codes in 2024, for 97 Medicare patients. Medicare paid $90,853 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024396
Medicare patients97
Paid by Medicare$90,853
Procedure codes5

Tamer Shaker's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2812024: 2945%
Surgery
2023: 2462024: 10259%

Tamer Shaker compared with the Texas median for general surgeons, 2024

  • Tamer Shaker
  • Texas median
Medicare services
396vs 1183.4 times
Medicare patients
97vs 97Close to median
Part D claims
14vs 4267% below

Medians across 1,674 general surgeons in Texas with Dmand AI profiles that report each measure.

Tamer Shaker'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 Tamer Shaker

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

Tamer Mahmoud Shaker treated 97 Medicare patients in 2024, average age 51

CMS counts 97 Medicare patients who saw Tamer Shaker in 2024. The largest group is under 65, with 71 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 30% are also on Medicaid. Their average risk score is 9.02, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Tamer Shaker's median patient age at 55, with 42% women.

Medicare patients, 202497
Average age51
Average risk score9.02
Also on Medicaid30%

Tamer Shaker's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Tamer Shaker's Medicare patients by sex, 2024

  • Women4546%
  • Men5254%

Chronic conditions among Tamer Shaker's Medicare patients, 2024

  1. Chronic kidney disease75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Diabetes69%
  5. Ischemic heart disease40%
  6. Heart failure31%
  7. Mood disorders30%
  8. Anxiety28%

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

Tamer Shaker's patients across all payers

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

Patient panel by age, all payers

Median age 55

Patient panel by sex, all payers

  • Women42%
  • Men56%

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

Tamer Mahmoud Shaker wrote 20 Medicare Part D claims in 2024

In 2024, Tamer Shaker wrote 20 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $42 in total drug cost. In 2019, CMS named 15 claims across 1 drug.

Part D claims, 202420
Drugs named by CMS1
Total drug cost$42

Tamer Shaker's most prescribed drugs by claims, 2020

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2019 to 2020

  • 2019
  • 2020
Claims for drugs CMS names
2019: 152020: 147%

Drugs named by CMS: 1 in 2020, 1 in 2019.

See all prescribing by Tamer Shaker

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

Tamer Mahmoud Shaker scored 84 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Tamer Shaker for performance year 2024, reported as part of a group. Tamer Shaker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Tamer Shaker's MIPS scores, performance year 2024

  • 84of 100Final score
  • 71.9of 100Quality
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 72of 100Cost

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

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

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Tamer Mahmoud Shaker has 6 publications on record

Dmand AI links 6 papers to Tamer Shaker, published from 2022 to 2024. 2022 was the busiest year, with 3. The most frequent topics are Liver Transplantation and COVID-19. Tamer Shaker has published most often in Transplantation. Tamer Shaker's most frequent co-authors are Adam Cerise, MD, Ryan Chadha, MD and Varvara A. Kirchner, MD.

Papers6
Years published2022 to 2024

Tamer Shaker's papers by year, 2022 to 2024

Topics Tamer Shaker writes about most

  • Liver Transplantation
  • COVID-19

Tamer Shaker's most frequent co-authors

Recent publications by Tamer Shaker

See all 6 publications and co-authors

See who Tamer Shaker researches with

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

How network discovery works

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

Tamer Mahmoud Shaker received $279 in industry payments from 2017 to 2025

CMS Open Payments shows 9 general payments to Tamer Shaker from 6 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Veloxis Pharmaceuticals, Inc. paid the most, $125.

General payments to Tamer Shaker by program year, 2017 to 2025

Companies that paid Tamer Shaker the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Tamer Shaker

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

Sources for Tamer Mahmoud Shaker'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)
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 Tamer Mahmoud Shaker

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

What is Tamer Mahmoud Shaker's NPI number?

Tamer Mahmoud Shaker's NPI number is 1356751986. It was assigned on May 5, 2014, and it is active in the NPI Registry.

What does Tamer Mahmoud Shaker specialize in?

Tamer Mahmoud Shaker is a general surgeon in San Antonio, Texas. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Tamer Mahmoud Shaker practice?

Tamer Shaker practices at 7700 Floyd Curl Dr, San Antonio, TX 78229. Tamer Shaker's primary practice is Methodist Hospital (TX) in San Antonio, Texas. Dmand AI also links Tamer Shaker to 1 group practice or clinic and 1 medical group.

What is Tamer Mahmoud Shaker's office phone number?

The practice phone on file for Tamer Shaker is (210) 575-4000.

What is Tamer Mahmoud Shaker's medical license number?

Tamer Shaker holds Texas license T9981.

Which hospitals is Tamer Mahmoud Shaker affiliated with?

Tamer Shaker is affiliated with Methodist Hospital.

What medical group is Tamer Mahmoud Shaker part of?

Tamer Shaker is linked to Methodist Healthcare System. Dmand AI links Tamer Shaker to 1 more medical group.

Does Tamer Mahmoud Shaker accept Medicare?

Yes. CMS data shows Tamer Shaker billed Medicare for 396 services in 2024, and Tamer Shaker accepts Medicare assignment.

What is Tamer Mahmoud Shaker's MIPS score?

Tamer Shaker's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.

How many Medicare patients does Tamer Mahmoud Shaker see?

CMS counts 97 Medicare patients who saw Tamer Shaker in 2024, with an average age of 51.

Show 6 more questionsShow fewer questions

What services does Tamer Mahmoud Shaker bill to Medicare?

In 2024, Tamer Shaker's most billed Medicare services were hospital inpatient care (99232), surgery: urinary system (50360) and surgery: urinary system (50323).

What drugs does Tamer Mahmoud Shaker prescribe most?

In 2020 Medicare Part D data, Tamer Shaker's most prescribed drugs by claims were Oxycodone HCl.

Has Tamer Mahmoud Shaker received payments from drug or device companies?

CMS Open Payments shows $279 in general payments to Tamer Shaker from 6 companies from 2017 to 2025. The largest total came from Veloxis Pharmaceuticals, Inc.

How long has Tamer Mahmoud Shaker been practicing?

Tamer Shaker graduated from medical school in 2014, 12 years ago.

Does Tamer Mahmoud Shaker do research?

Dmand AI links 6 publications to Tamer Shaker, published from 2022 to 2024.

Who does Tamer Mahmoud Shaker publish with?

Tamer Shaker's most frequent co-authors are Adam Cerise, MD (2 shared papers), Ryan Chadha, MD (2 shared papers) and Varvara A. Kirchner, MD (2 shared papers).

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