DR. MUHAMMAD MANNAN SIDDIQUI (M.D.) – Hospice and Palliative Medicine (Internal Medicine) Physician, NPI 1093953168

Hospice and Palliative Medicine (Internal Medicine) Physician

DR. MUHAMMAD MANNAN SIDDIQUI (M.D.) is a healthcare provider. based in Fairfax, Virginia. specializing in HOSPICE/PALLIATIVE CARE, INTERNAL MEDICINE, HOSPICE/PALLIATIVE CARE. They hold the professional credentials M.D.. They hold a License No. 0101245312 (VA). The NPI Number for DR. MUHAMMAD MANNAN SIDDIQUI (M.D.) is 1093953168

Main info

Male

20 Years Of Experience

Name

DR. MUHAMMAD MANNAN SIDDIQUI (M.D.)

NPI

1093953168

Phone

(571) 350-8400

Address

3040 WILLIAMS DR STE 100

Enumeration Date

28 January 2009

Last Update Date

12 November 2025

Doctor Profile

Medical School Name

OTHER

Secondary Phone

7032805390

Graduation Year

2006 (20 years ago)

PAC ID

0749320836

Group Practice PAC ID

2264412485

Professional Enrollment ID

I20091222000113

Address ID

VA220312171FA8613X29XX302

Telehealth

Yes

Contacts

Secure Messaging

muhammad.siddiqui@vcs.ikm.direct-ci.com

Data current as of

20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience63

Completeness95

Years active:17State licenses:1Other names

120 HOSPICE/PALLIATIVE CARE in VA

Provider Addresses for DR. MUHAMMAD MANNAN SIDDIQUI (M.D.)

3040 WILLIAMS DR STE 100
FAIRFAX, VA 220314618
Phone: (571) 350-8400
Fax: (703) 724-7503
Type: Mailing
9450 INNOVATION DR
MANASSAS, VA 201102214
Phone: (571) 350-8400
Fax: (571) 222-2202
Type: Location
3040, Williams Drive, Merrifield, Fairfax (city), Virginia, 22031, United States
SUITE 100
FAIRFAX, VA 220314618
Phone: (703) 280-5390
Fax: (703) 280-9596
Type: Mailing
Prosperity Medical Center, 8503, Arlington Boulevard, Pine Ridge, Annandale, Fairfax (city), Virginia, 22031, United States
SUITE 400
FAIRFAX, VA 220314628
Phone: (703) 280-5390
Fax: (703) 280-9596
Type: Location
8613 ROUTE 29 # 200N
FAIRFAX, VA 220312171
Phone: (571) 350-8400
Fax: (703) 280-9596
Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 29 Open Payments records for all available years, with a total value of $759.

Total Amount is formed as General ($759) + Research ($0) + Ownership ($0) = $759.

Last reported payment date: 2024-10-16 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($120).

Total Amount

$759

General + Research + Ownership

Payments

Total payment records

General Amount

$759

General payments

Research Amount

Research funding

Ownership Amount

Ownership interests

Ownership Count

Ownership records

Last Payment Date

2024-10-16

Latest reported date

Top Companies

Largest payers in this snapshot

Company	Amount
Regeneron Healthcare Solutions, Inc.	$120
Janssen Biotech, Inc.	$78
Stemline Therapeutics Inc.	$76
Daiichi Sankyo Inc.	$72
Pharmacyclics LLC, an AbbVie Company	$60

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2016-09-28

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

Medicare enrolled
On CMS revalidation list
Due date assigned
Revalidate in PECOS

CMS enrollment records

Enrollment ID	Type	Specialty	State	Due date
I20091222000113	I	Hospice/Palliative Care	DC	TBD
I20160928001332	I	Internal Medicine	VA	TBD

What to do next

No action required while the due date shows TBD.
Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCS	Description	Services	Beneficiaries	Medicare allowed
99213	Established patient office or other outpatient visit, 20-29 minutes	263	142	$0
99214	Established patient office or other outpatient visit, 30-39 minutes	140	100	$0
99205	New patient office or other outpatient visit, 60-74 minutes	90	90	$0
99204	New patient office or other outpatient visit, 45-59 minutes	55	55	$0
99215	Established patient office or other outpatient visit, 40-54 minutes	17	15	$0

View full utilization report →

Insurance plans in this area (ZIP 22031)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.

PAC ID: 2264412485View full group profile

Name	Specialty	State
ALICE R SPIROS (NURSE PRACTITIONER)	Nurse Practitioner	VA
SARA ELIZABETH MCKAY (PA-C)	Physician Assistant	VA
DR. GREGORY S SIBLEY (M.D.)	Radiation Oncology	VA
AMY J IRWIN (M.D.)	-	VA
MARY TRACY TIERNEY (LICSW, LCSW, LCSW-C)	Clinical Social Worker	VA
DR. HAROLD AGBAHIWE (M.D.)	Radiation Oncology	VA
SHRUTI RAKESH TIWARI (MD)	Hematology/Oncology, Internal Medicine	DC
ALINA HUANG (MD)	H E M A T O L O G Y/ O N C O L O G Y	VA
LISA C MORERE (APRN)	-	NH
ANNE M FAVRET (M.D.)	Hematology/Oncology, Hematology	VA

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Frequently asked questions

What is the standard ID for DR. MUHAMMAD MANNAN SIDDIQUI (M.D.) in the U.S.?

In the U.S., DR. MUHAMMAD MANNAN SIDDIQUI (M.D.) is identified by NPI 1093953168.

Should I treat DR. MUHAMMAD MANNAN SIDDIQUI (M.D.) as an active provider?

Patients and plans typically see DR. MUHAMMAD MANNAN SIDDIQUI (M.D.) as active in the national extract.

What type of care does DR. MUHAMMAD MANNAN SIDDIQUI (M.D.) provide?

DR. MUHAMMAD MANNAN SIDDIQUI (M.D.)'s profile centers on Hospice and Palliative Medicine (Internal Medicine) Physician. Clinical services aligned with this taxonomy classification.

Is DR. MUHAMMAD MANNAN SIDDIQUI (M.D.) tied to Fairfax, Virginia?

If you are local to Fairfax, Virginia, DR. MUHAMMAD MANNAN SIDDIQUI (M.D.) may be relevant to your search.

Why is information missing for DR. MUHAMMAD MANNAN SIDDIQUI (M.D.)?

Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.