DR. SIDDHARTH PHILIP NINAN MD
NPI 1285123372
Psychiatry & Neurology - Neurology in Fairfax, VA

Active since May 04, 2018PECOS EnrolledAccepts Medicare Assignment
97.24/100
CMS Quality Rating
3020 HAMAKER CT STE 400, FAIRFAX, VA 22031(703) 876-0800(703) 876-0866 Get Directions Write a Review

NPPES record last updated: October 12, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Oct 12, 2023, May 4, 2018 (2 updates tracked since 2018).

About Dr. Siddharth Philip Ninan Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. SIDDHARTH PHILIP NINAN MD (NPI 1285123372) is an individual neurology provider in Fairfax, Virginia, licensed in Virginia (0101-274977) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS, is affiliated with Inova Alexandria Hospital, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1285123372
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. SIDDHARTH PHILIP NINANCredential: MD
Location Address3020 HAMAKER CT STE 400Fairfax, VA 22031-2231
Mailing Address3020 Hamaker Ct Ste 400Fairfax, VA 22031-2231 · (703) 876-0800 · Fax (703) 564-0057
Fax(703) 876-0866
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateMay 4, 2018
Last NPPES UpdateOctober 12, 20232 updates tracked since enumeration
NPPES CertifiedOctober 12, 2023
NPI 1285123372 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License Licensed in VA · 0101-274977
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
3020 HAMAKER CT STE 400, Fairfax, VA 22031

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Siddharth Philip Ninan Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7214292549
PECOS Enrollment IDI20230808002802
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
170 services115 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
112 services112 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
93 services65 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
69 services55 patients
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212
This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.
59 services53 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
46 services46 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Inova Alexandria Hospital

Acute Care Hospitals · Alexandria, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490040
Location4320 Seminary RdAlexandria, VA 22304 · Alexandria City County
Emergency services Birthing friendly

Virginia Hospital Center

Acute Care Hospitals · Arlington, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490050
Location1701 North George Mason DriveArlington, VA 22205 · Arlington County
Emergency services Birthing friendly

Inova Fairfax Hospital

Acute Care Hospitals · Falls Church, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490063
Location3300 Gallows RoadFalls Church, VA 22042 · Fairfax County
Emergency services Birthing friendly

Uva Health Haymarket Medical Center

Acute Care Hospitals · Haymarket, VA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490144
Location15225 Healthcote BoulevardHaymarket, VA 20169 · Prince William County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22031 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

97.24/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality94.49
Improvement Activities40

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Adult Health)
3020 HAMAKER CT STE 400
FAIRFAX, VA 22031
Psychiatry & Neurology (Neurology)
3020 HAMAKER CT STE 400
FAIRFAX, VA 22031
Nurse Practitioner (Adult Health)
3020 HAMAKER CT STE 400
FAIRFAX, VA 22031

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Siddharth Ninan's NPI number?

The NPI number for Siddharth Ninan is 1285123372. It was assigned to this individual provider in the NPPES registry on May 4, 2018.

Where is Siddharth Ninan located?

Siddharth Ninan practices at 3020 Hamaker Ct Ste 400, Fairfax, VA 22031. The listed phone number is (703) 876-0800.

What is Siddharth Ninan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Siddharth Ninan enrolled in Medicare?

Yes. Siddharth Ninan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Siddharth Ninan affiliated with any hospitals?

According to CMS data, Siddharth Ninan is affiliated with Inova Alexandria Hospital, Virginia Hospital Center, Inova Fairfax Hospital and Uva Health Haymarket Medical Center.

When was this NPI record last updated?

The NPPES record for Siddharth Ninan was last updated on October 12, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.