MAHJABEEN HAQ D.O.
NPI 1790123289
Internal Medicine - Rheumatology in Babylon, NY

Q: What is Mahjabeen Haq's NPI number?

The NPI number for Mahjabeen Haq is 1790123289. It was assigned to this individual provider in the NPPES registry on June 6, 2013.

Q: What is Mahjabeen Haq's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Q: When was this NPI record last updated?

The NPPES record for Mahjabeen Haq was last updated on March 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 06, 2013PECOS EnrolledAccepts Medicare Assignment

88.34/100

CMS Quality Rating

500 W MAIN ST STE 110, BABYLON, NY 11702(631) 376-2663(631) 376-4800 Get Directions Write a Review

NPPES record last updated: March 2, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 2, 2026, Dec 15, 2020 (2 updates tracked since 2020).

On this page

About Mahjabeen Haq D.o. NPPES

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

MAHJABEEN HAQ D.O. (NPI 1790123289) is an individual rheumatology provider in Babylon, New York, licensed in New York (2835691) and active in the NPI registry since June 2013. She is enrolled in Medicare PECOS, is affiliated with Good Samaritan Hospital Medical Center, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1790123289

Entity TypeIndividualFemale

Primary Taxonomy207RR0500X

Provider Legal NameMAHJABEEN HAQCredential: D.O.

Location Address500 W MAIN ST STE 110Babylon, NY 11702-3028

Mailing Address25 Beaumont DrPlainview, NY 11803-2507 · (455) 361-0578

Phone(631) 376-2663

Fax(631) 376-4800

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateJune 6, 2013

Last NPPES UpdateMarch 2, 20262 updates tracked since enumeration

NPPES CertifiedMarch 2, 2026

✔ NPI 1790123289 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians

Taxonomy Code207RR0500X

License✔ Licensed in NY · 2835691

Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

500 W MAIN ST STE 110, Babylon, NY 11702

Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mahjabeen Haq D.o. 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 ID8426387457

PECOS Enrollment IDI20190917000518

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.

Medicare Billing Reassignment

Medicare enrollment records show Mahjabeen Haq reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Liraoc Rheumatology PC

6.2 mi

Rheumatology

500 W MAIN ST, SUITE 110
Babylon, NY 11702

Reassigned Medicare billing, New York enrollment
4 clinicians in this Medicare group

NPI 1346437100 (631) 376-2663

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 19

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.

Injection, denosumab, 1 mg J0897

Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.

20,760 services249 patients

Injection, romosozumab-aqqg, 1 mg J3111

Romosozumab-aqqg is a medication given by injection to treat osteoporosis in patients at high risk for fractures. It works by increasing bone mass and strength, reducing the risk of fractures.

18,270 services22 patients

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.

779 services467 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

462 services282 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.

306 services251 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

162 services32 patients

Dxa bone density measurement of hip, pelvis, spine 77080

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

143 services142 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.

130 services130 patients

Dxa bone density measurement of hip, pelvis, spine including spine fracture assessment 77085

A DXA bone density measurement is a non-invasive scan that helps assess the strength of your bones, specifically in the hip, pelvis, and spine areas. It can detect early signs of osteoporosis and evaluate fracture risk. This test uses low-dose X-rays for accurate results.

106 services106 patients

Infusion, normal saline solution, 250 cc J7050

An infusion of normal saline solution, 250 cc, involves administering a sterile saltwater solution into your body through a vein, usually in your arm. This helps to replenish fluids, maintain hydration, and balance electrolytes in your body.

74 services17 patients

Administration of chemotherapy into vein, 1 hour or less 96413

Chemotherapy is a treatment that uses drugs to destroy cancer cells. When administered into a vein, it's often through an IV. This procedure usually lasts 1 hour or less. You may feel a slight pinch as the needle is inserted, but it's generally painless.

72 services16 patients

Injection, zoledronic acid, 1 mg J3489

Zoledronic acid is a medication given via injection to strengthen bones. It's often used in patients with osteoporosis or certain types of cancer. The injection helps reduce the risk of fractures and other bone complications.

70 services14 patients

5% dextrose/water (500 ml = 1 unit) J7060

5% Dextrose/Water (500 ml = 1 unit) is a solution given intravenously (IV) to provide your body with fluids and calories. It is used when you are unable to eat or drink sufficiently, ensuring your body gets the necessary hydration and energy.

50 services14 patients

Aspiration and/or injection of fluid large joint using ultrasound guidance 20611

This procedure involves using ultrasound technology to accurately locate a large joint, usually the knee or shoulder. A needle is then inserted to either extract fluid (aspiration) or inject medication. The ultrasound helps ensure precision and safety.

35 services21 patients

X-ray of thigh bone, 1 view 73551

An X-ray of the thigh bone, 1 view, is a quick, painless procedure that uses a small amount of radiation to create images of the inside of your thigh. It helps doctors to diagnose and monitor conditions like fractures, infections, or tumors.

28 services14 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

22 services18 patients

Injection into tendon or ligament 20550

An injection into a tendon or ligament involves placing medication directly into these areas to help reduce inflammation and pain. It's often used for conditions like arthritis or tendonitis. The procedure is quick and usually involves a local anesthetic.

20 services18 patients

Ultrasonic guidance for needle placement 76942

Ultrasonic guidance for needle placement is a technique where sound waves create images that help accurately position the needle during procedures. This method ensures precision, minimizes discomfort, and increases safety.

20 services18 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

11 services11 patients

Hospital Affiliations CMS Care Compare

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

Good Samaritan Hospital Medical Center

Acute Care Hospitals · West Islip, NY

1/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number330286

Location1000 Montauk HighwayWest Islip, NY 11795 · Suffolk County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11702 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

$154.28 typical visit price

range $67.40 – $203.53

Typical copayment $38.57 (range $16.85 – $50.88)

Most-billed visit code 99204

Established Patient

$117.62 typical visit price

range $21.66 – $164.45

Typical copayment $29.40 (range $5.41 – $41.11)

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.

88.34/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

76.69

Improvement Activities

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.

DR. COSMIN DASCALU MD

Internal Medicine (Rheumatology)

500 W MAIN ST STE 110
BABYLON, NY 11702

Suffolk County (631) 376-2663

POLLY ANGELA ELKINS

Registered Nurse

500 W MAIN ST STE 110
BABYLON, NY 11702

Suffolk County (631) 376-2663

VICTORIA VUONG D.O.

Internal Medicine (Rheumatology)

500 W MAIN ST STE 110
BABYLON, NY 11702

Suffolk County (631) 376-2663

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 Mahjabeen Haq's NPI number?

The NPI number for Mahjabeen Haq is 1790123289. It was assigned to this individual provider in the NPPES registry on June 6, 2013.

Where is Mahjabeen Haq located?

Mahjabeen Haq practices at 500 W Main St Ste 110, Babylon, NY 11702. The listed phone number is (631) 376-2663.

What is Mahjabeen Haq's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Mahjabeen Haq enrolled in Medicare?

Yes. Mahjabeen Haq 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.

Which organization bills Medicare for Mahjabeen Haq's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mahjabeen Haq reassigns Medicare benefits to Liraoc Rheumatology PC (Babylon, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mahjabeen Haq's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Mahjabeen Haq affiliated with any hospitals?

According to CMS data, Mahjabeen Haq is affiliated with Good Samaritan Hospital Medical Center.

When was this NPI record last updated?

The NPPES record for Mahjabeen Haq was last updated on March 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.