NPPES file of Aug 9, 2026

Muhammad Shaharyar Siddiqui, M.D.

Endocrinology, Diabetes & Metabolism Physician · McKinney, TX

Muhammad Shaharyar Siddiqui, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in McKinney, Texas, and NPI 1194011999, issued on Jun 21, 2011. Check the license (Texas Q5278, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194011999
Name
Muhammad Shaharyar Siddiqui
Credential
M.D.
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
Q5278 TX
Self-reported in NPPES; status is on the state search
Practice location
4521 Medical Center Dr Ste 400, McKinney, TX 75069
Phone
(214) 547-7557
Enumerated
Jun 21, 2011
Record last updated
Feb 24, 2023
Fax
(469) 631-7217
Medicaid ID
365886602 TX
Medicare enrollment
Enrolled (PECOS I20160818002534); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Muhammad Shaharyar Siddiqui in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license Q5278
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Texas license search

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2.2 times the Medicare Part D claims of the average endocrinology, diabetes & metabolism physician in 2024

5,715 Medicare Part D claims for 867 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.

  1. Muhammad Siddiqui5,715
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium603 claims
  2. Ozempic467 claims
  3. Metformin Hcl314 claims
  4. Atorvastatin Calcium239 claims
  5. Tresiba Flextouch U-200196 claims
  6. Mounjaro194 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 76.7 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score95.0
  2. Costout of 100 · 30%42.8
  3. Promoting interoperabilityout of 100 · 25%71.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $12,550.89

105 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Muhammad Siddiqui$12,551
  2. Specialty average$5,742

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Texas Associates OF Endocrinology And Diabetes PAMcKinney, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Muhammad Shaharyar Siddiqui among 743 endocrinology, diabetes & metabolism physician records in Texas

Muhammad Shaharyar Siddiqui, M.D. is one of 743 endocrinology, diabetes & metabolism physician records with a practice address in Texas. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 65% of them.

  • NPI issued2011 · 65% of these records are older, 31% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2007 · median 2004 among the 560 with a school on file
  • Record last updated2023 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Texas

There are 743 endocrinology, diabetes & metabolism physician records in Texas.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Anthony Chuang, D.O.McKinney, TX 750711891082327
  2. Jane Lee, MDMcKinney, TX 750711871156018
  3. Jennifer St.john, DOMcKinney, TX 750711861789828
  4. Sana Ullah, M.D.McKiney, TX 750711871786467
  5. Vivienne Yoon, M.D.McKinney, TX 750711689899221
  6. Priyanka AgarwalIrving, TX 750631326466145
  7. Cathlyn Anderson, MDSugar Land, TX 750751023030269
  8. Rosemarie Lajara, MDPlano, TX 750751780862102

Common questions

What is Muhammad Shaharyar Siddiqui, M.D.'s NPI number?

Muhammad Shaharyar Siddiqui, M.D.'s National Provider Identifier (NPI) is 1194011999, issued on Jun 21, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Muhammad Shaharyar Siddiqui, M.D. located?

The NPPES record lists a practice address at 4521 Medical Center Dr Ste 400, McKinney, TX, 75069. Phone: (214) 547-7557. Providers update this record themselves, so call before visiting.

How can I verify Muhammad Shaharyar Siddiqui, M.D.'s license?

NPPES lists Texas license number Q5278, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Muhammad Shaharyar Siddiqui, M.D. prescribe under Medicare Part D?

In 2024, Muhammad Shaharyar Siddiqui, M.D. had 5,715 Medicare Part D claims for 867 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.

What is Muhammad Shaharyar Siddiqui, M.D.'s MIPS final score?

The 2023 MIPS final score is 76.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.