DR. HASSAN SAJJAD MD
NPI 1184988453
Internal Medicine - Pulmonary Disease in Hackettstown, NJ

Q: What is Hassan Sajjad's NPI number?

The NPI number for Hassan Sajjad is 1184988453. It was assigned to this individual provider in the NPPES registry on July 1, 2012.

Q: What is Hassan Sajjad's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Q: When was this NPI record last updated?

The NPPES record for Hassan Sajjad was last updated on December 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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 July 01, 2012PECOS EnrolledAccepts Medicare Assignment

653 WILLOW GROVE ST STE 20002, HACKETTSTOWN, NJ 07840(908) 522-5120(908) 813-8326 Get Directions Write a Review

NPPES record last updated: December 16, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 16, 2024, Dec 13, 2024, Aug 19, 2024 and 1 more (4 updates tracked since 2018).

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About Dr. Hassan Sajjad Md NPPES

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

DR. HASSAN SAJJAD MD (NPI 1184988453) is an individual pulmonary disease provider in Hackettstown, New Jersey, licensed in New Jersey (25MA12442400) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS, is affiliated with Morristown Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1184988453

Entity TypeIndividualMale

Primary Taxonomy207RP1001X

Provider Legal NameDR. HASSAN SAJJADCredential: MD

Location Address653 WILLOW GROVE ST STE 20002Hackettstown, NJ 07840-1732

Mailing Address653 Willow Grove St Ste 20002Hackettstown, NJ 07840-1732 · (908) 522-5120 · Fax (908) 813-8326

Phone(908) 522-5120

Fax(908) 813-8326

Sole ProprietorYes

Medical School CMSOtherGraduated 2011

Enumeration DateJuly 1, 2012

Last NPPES UpdateDecember 16, 20244 updates tracked since enumeration

NPPES CertifiedDecember 16, 2024

✔ NPI 1184988453 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RP1001X

Licenses✔ Licensed in NJ · 25MA12442400✔ Licensed in MA · 291206

Definition

An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 291206 (MA), 25MA12442400 (NJ)

653 WILLOW GROVE ST STE 20002, Hackettstown, NJ 07840

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Secondary Practice Locations 2

Location 115 Francis StBoston, MA 02115-6105 · Phone (617) 952-5242

Location 21153 Centre StJamaica Plain, MA 02130-3446 · Phone (617) 952-5242

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

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

Dr. Hassan Sajjad 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 ID5395985139

PECOS Enrollment IDI20250114000979

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 Reassignments

Medicare enrollment records show Hassan Sajjad reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Practice Associates Medical Group

19 mi

Internal Medicine

100 MADISON AVENUE, INTEROFFICE #68
Morristown, NJ 07960

Reassigned Medicare billing, New Jersey enrollment
1,699 clinicians in this Medicare group

NPI 1427016385 (844) 264-2250

Brigham & Womens Physicians Organization Inc

217 mi

Internal Medicine

75 FRANCIS ST
Boston, MA 02115

Reassigned Medicare billing, Massachusetts enrollment
4,574 clinicians in this Medicare group

NPI 1033535497 (617) 732-5500

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 15

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.

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

200 services97 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.

182 services130 patients

Test to examine how well the lungs exchange gases 94729

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

83 services82 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

72 services56 patients

Test to measure expiratory airflow and volume 94010

This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.

70 services69 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.

68 services60 patients

Test to measure expiratory airflow and volume changes before and after medication administration 94060

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

51 services51 patients

Test to measure expiratory airflow and volume 94010

48 services48 patients

Test to determine lung volumes using gas dilution or washout 94727

This test measures lung volumes by either diluting or washing out a known amount of gas in your lungs. You'll breathe in a harmless gas, then exhale. The exhaled air is analyzed to assess your lung capacity and function.

47 services47 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.

32 services32 patients

Test to determine lung volumes using sensors 94726

This test, called spirometry, measures lung capacity using sensors. You breathe into a mouthpiece attached to a device that records the amount and rate of air you inhale and exhale. It helps diagnose and monitor lung conditions.

23 services23 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.

22 services21 patients

Test for exercise-induced lung stress 94618

An exercise-induced lung stress test assesses how your lungs respond to physical activity. During the test, you'll exercise on a treadmill or stationary bike while your heart rate, breathing, blood pressure, and oxygen levels are monitored. This helps identify any abnormal lung responses to exercise.

21 services21 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

17 services17 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

16 services16 patients

Hospital Affiliations CMS Care Compare 3

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

Morristown Medical Center

Acute Care Hospitals · Morristown, NJ

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310015

Location100 Madison AveMorristown, NJ 07960 · Morris County

Emergency services Birthing friendly

Newton Medical Center

Acute Care Hospitals · Newton, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310028

Location175 High StNewton, NJ 07860 · Sussex County

Emergency services Birthing friendly

Hackettstown Medical Center

Acute Care Hospitals · Hackettstown, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310115

Location651 Willow Grove StHackettstown, NJ 07840 · Warren County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07840 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

$144.86 typical visit price

range $63.84 – $190.92

Typical copayment $36.21 (range $15.96 – $47.73)

Most-billed visit code 99204

Established Patient

$111.57 typical visit price

range $20.97 – $155.92

Typical copayment $27.89 (range $5.24 – $38.98)

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.

Referred Medical Equipment & Supplies CMS DME claims 14

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Full face mask used with positive airway pressure device, each A7030