Muhammad Mannan Siddiqui, M.D.
Hospice and Palliative Medicine (Internal Medicine) Physician · Manassas, VA
Muhammad Mannan Siddiqui, M.D. is a hospice and palliative medicine (internal medicine) physician with a practice address in Manassas, Virginia, and NPI 1093953168, issued on Jan 28, 2009. Check the license (Virginia 0101245312, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Muhammad Mannan Siddiqui
- Credential
- M.D.
- Primary taxonomy
- Hospice and Palliative Medicine (Internal Medicine) Physician 207RH0002X
- License number
- 0101245312 VA
Self-reported in NPPES; status is on the state search - Practice location
- 9450 Innovation Dr, Manassas, VA 20110
- Phone
- (571) 350-8400
- Enumerated
- Jan 28, 2009
- Record last updated
- Nov 12, 2025
- Fax
- (571) 222-2202
- Medicaid ID
- 1093953168 VA
- Medicare enrollment
- Enrolled (PECOS I20160928001332); may accept Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hospice and palliative medicine (internal medicine) physician records → All 62 in Virginia → Look up another NPI →
Also registered at 9450 Innovation Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Neysa Brewer, RNOncology Registered Nurse1841136710
- Igryl Cordero-Hernandez, M.D.Hematology & Oncology Physician1861928350
- Anna Decoite, AG-PCNP-CAdult Health Nurse Practitioner1154098713
- Mitul Gandhi, M.D.Hematology & Oncology Physician1639379308
- Emily Gardner, PA-CMedical Physician Assistant1689054306
- Heather GivensRegistered Nurse1992632038
Verify Muhammad Mannan Siddiqui in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101245312Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.7 times the Medicare Part D claims of the average hospice and palliative medicine (internal medicine) physician in 2024
1,988 Medicare Part D claims for 246 beneficiaries, against an average of 741 among the 1,607 providers of this specialty who prescribed in Part D. 929 claims were for opioids.
Most prescribed
- Oxycodone Hcl280 claims
- Gabapentin216 claims
- Oxycodone-Acetaminophen154 claims
- Morphine Sulfate Er110 claims
- Pregabalin91 claims
- Tramadol Hcl90 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): 92 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $559.79
21 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 338 providers of this specialty with any payment received $547.94 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Alliance Medical Team LLCWoodbridge, VA
- Virginia Cancer Specialists, P.C.Woodbridge, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Muhammad Mannan Siddiqui among 62 hospice and palliative medicine (internal medicine) physician records in Virginia
Muhammad Mannan Siddiqui, M.D. is one of 62 hospice and palliative medicine (internal medicine) physician records with a practice address in Virginia. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 50% of them.
- NPI issued2009 · 50% of these records are older, 45% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2006 · median 2007 among the 40 with a school on file
- Record last updated2025 · 29% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0002X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospice and Palliative Medicine (Internal Medicine) Physician providers in Virginia
There are 62 hospice and palliative medicine (internal medicine) physician records in Virginia.
All 62 in Virginia → Every provider in Manassas → Hospice and Palliative Medicine (Internal Medicine) Physician nationwide →
The 8 hospice and palliative medicine (internal medicine) physician records with the nearest ZIP codes
- Ann Smoot, NPAldie, VA 201051104382860
- Efigenio Pinera, AGPCNPAshburn, VA 201471699697375
- Amjad Riar, M.D.Lansdowne, VA 201761831287408
- Jessica Heintz, MDFairfax, VA 220311477546695
- Margaret Gloria, M.D.Falls Church, VA 220411497000533
- Archana Bushan, M.D.Falls Church, VA 220421811130305
- Meghan Haas, D.O.Falls Church, VA 220421356644645
- Martina Peri, M.D.Falls Church, VA 220421740579861
Common questions
What is Muhammad Mannan Siddiqui, M.D.'s NPI number?
Muhammad Mannan Siddiqui, M.D.'s National Provider Identifier (NPI) is 1093953168, issued on Jan 28, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Muhammad Mannan Siddiqui, M.D. located?
The NPPES record lists a practice address at 9450 Innovation Dr, Manassas, VA, 20110. Phone: (571) 350-8400. Providers update this record themselves, so call before visiting.
How can I verify Muhammad Mannan Siddiqui, M.D.'s license?
NPPES lists Virginia license number 0101245312, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Muhammad Mannan Siddiqui, M.D. prescribe under Medicare Part D?
In 2024, Muhammad Mannan Siddiqui, M.D. had 1,988 Medicare Part D claims for 246 beneficiaries; the average among hospice and palliative medicine (internal medicine) physician prescribers was 741. Part D covers Medicare prescriptions only.
What is Muhammad Mannan Siddiqui, M.D.'s MIPS final score?
The 2023 MIPS final score is 92 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.