DR. STEPHEN BIGELSEN M.D.
NPI 1780611574
Internal Medicine - Allergy & Immunology in Dover, NJ

Q: What is Stephen Bigelsen's NPI number?

The NPI number for Stephen Bigelsen is 1780611574. It was assigned to this individual provider in the NPPES registry on June 27, 2006.

Q: What is Stephen Bigelsen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Allergy & Immunology, with taxonomy code 207RA0201X.

Q: When was this NPI record last updated?

The NPPES record for Stephen Bigelsen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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 27, 2006PECOS EnrolledAccepts Medicare Assignment

75/100

CMS Quality Rating

600 MOUNT PLEASANT AVE, SUITE C, DOVER, NJ 07801(973) 989-0500(973) 989-5046 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Stephen Bigelsen M.d. NPPES

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

DR. STEPHEN BIGELSEN M.D. (NPI 1780611574) is an individual allergy & immunology provider in Dover, New Jersey, licensed in New Jersey (MA54672) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Chicago College Of Medicine And Surgery (1987).

NPPES Registry Identity

NPI1780611574

Entity TypeIndividualMale

Primary Taxonomy207RA0201X

Provider Legal NameDR. STEPHEN BIGELSENCredential: M.D.

Location Address600 MOUNT PLEASANT AVE, SUITE CDover, NJ 07801-1629

Mailing Address57 Melrose RdMountain Lakes, NJ 07046-1009 · (973) 331-8040 · Fax (973) 989-5046

Phone(973) 989-0500

Fax(973) 989-5046

Sole ProprietorNo

Medical School CMSChicago College Of Medicine And SurgeryGraduated 1987

Enumeration DateJune 27, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1780611574 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Allergy & ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code207RA0201X

License✔ Licensed in NJ · MA54672

Definition

An internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Special Qualifications in the field of Allergy & Immunology.

600 MOUNT PLEASANT AVE, Dover, NJ 07801

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Other Identifiers 2

Medicare UPINE68708NJ

Medicare ID-Type UnspecifiedBI645825NJ

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. Stephen Bigelsen M.d. 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 ID3971548553

PECOS Enrollment IDI20050623000745

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 Stephen Bigelsen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Allergy & Arthritis Associates

Same address

Internal Medicine

600 MT PLEASANT AVE, SUITE C
Dover, NJ 07801

Reassigned Medicare billing, New Jersey enrollment
5 clinicians in this Medicare group

NPI 1619015708 (973) 989-0500

Arthritis And Allergy Associates LLC

1.2 mi

Rheumatology

600 MOUNT PLEASANT AVE STE C
Dover, NJ 07801

Reassigned Medicare billing, New Jersey enrollment
5 clinicians in this Medicare group

NPI 1396612339 (973) 989-0500

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 13

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, omalizumab, 5 mg J2357

Omalizumab is a medication given via injection. It's used to treat severe allergic asthma and chronic hives when other treatments fail. The 5mg dose is determined by your doctor based on your weight and condition.

6,750 services11 patients

Test for allergy using allergenic extract 95004

An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.

6,296 services45 patients

Professional service for preparation and provision of 1 or more antigens 95165

This service involves the creation and supply of antigens, substances that stimulate your immune system to fight diseases. These antigens can be used in vaccines or allergy tests to help your body build defenses against specific health threats.

4,331 services87 patients

Professional service for multiple injections of allergen 95117

The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.

1,497 services111 patients

Test for allergy using allergenic extract injected into skin 95024

An allergy skin test involves injecting a small amount of allergenic extract into your skin. This test helps determine if you're allergic to specific substances. If allergic, a small red bump appears at the test site. It's safe and quick.

1,208 services43 patients

Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle 96401

This procedure involves giving anti-cancer drugs, which don't contain hormones, into the muscle or under the skin. These drugs help to stop the growth of cancer cells. The process is usually quick and done by a healthcare professional.

329 services25 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.

233 services164 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.

78 services72 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.

71 services71 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.

45 services41 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.

26 services26 patients

Influenza vaccine, inactivated 90653

The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.

24 services24 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.

21 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07801 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

$79.09 typical visit price

range $20.97 – $155.92

Typical copayment $19.77 (range $5.24 – $38.98)

Most-billed visit code 99213

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.

75/100

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

Individually scored

Reported Quality Measures

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

40%1,942 patients1/55-star benchmark: 100%

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

96%481 patients4/55-star benchmark: 100%

Health Information Exchange

The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…

22%41 patients1/55-star benchmark: 96%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

8%881 patients1/55-star benchmark: 99%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

44%1,068 patients2/55-star benchmark: 97%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user

Patients screenedForUse: 88% · 545 patients

Patients tobacco: 85% · 545 patients

10%20 patients1/55-star benchmark: 98%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

85%881 patients4/55-star benchmark: 100%

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…

0%881 patients1/55-star benchmark: 59%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

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

PATRICK JOSEPH DOLAN OTR/L,CHT

Occupational Therapist (Hand)

600 MOUNT PLEASANT AVE
DOVER, NJ 07801

Morris County (973) 366-4000

MICHELLE ANNE NIELSEN

Specialist

600 MOUNT PLEASANT AVE, SUITE F
DOVER, NJ 07801

Morris County (973) 366-4000

SANA QURESHI MD

Ophthalmology

600 MOUNT PLEASANT AVE
DOVER, NJ 07801

Morris County (973) 366-1232

HANNAH SIMON

Physical Medicine & Rehabilitation

600 MOUNT PLEASANT AVE
DOVER, NJ 07801

Morris County (973) 366-4000

AMY L MCHUGH OD

Optometrist

600 MOUNT PLEASANT AVE
DOVER, NJ 07801

Morris County (973) 366-1232

DR. LAWRENCE JEFFREY KLEIN DMD

Dentist (General Practice)

600 MOUNT PLEASANT AVE, SUITE H
DOVER, NJ 07801

Morris County (973) 366-6360

DR. IAN M SCHORR MD

Ophthalmology

600 MOUNT PLEASANT AVE
DOVER, NJ 07801

Morris County (973) 366-1233

URGENT CARE MEDICAL ASSOCIATES PROFESSIONAL CORPORATION

Internal Medicine

600 MOUNT PLEASANT AVE
DOVER, NJ 07801

Morris County (973) 989-0800

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 Stephen Bigelsen's NPI number?

The NPI number for Stephen Bigelsen is 1780611574. It was assigned to this individual provider in the NPPES registry on June 27, 2006.

Where is Stephen Bigelsen located?

Stephen Bigelsen practices at 600 Mount Pleasant Ave Suite C, Dover, NJ 07801. The listed phone number is (973) 989-0500.

What is Stephen Bigelsen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Allergy & Immunology, with taxonomy code 207RA0201X.

Is Stephen Bigelsen enrolled in Medicare?

Yes. Stephen Bigelsen 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 organizations bill Medicare for Stephen Bigelsen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Bigelsen reassigns Medicare benefits to 2 organizations: Allergy & Arthritis Associates (Dover, NJ) and Arthritis And Allergy Associates LLC (Dover, NJ). Each 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 Stephen Bigelsen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Stephen Bigelsen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.