STEVEN KOERNER DO
NPI 1558434308
Internal Medicine - Gastroenterology in Manahawkin, NJ

Q: What is Steven Koerner's NPI number?

The NPI number for Steven Koerner is 1558434308. It was assigned to this individual provider in the NPPES registry on November 16, 2006.

Q: What is Steven Koerner's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Steven Koerner 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 November 16, 2006PECOS EnrolledAccepts Medicare Assignment

75.8/100

CMS Quality Rating

1301 ROUTE 72 W, SUITE 300, MANAHAWKIN, NJ 08050(609) 597-6513(609) 597-4593 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Steven Koerner Do NPPES

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

STEVEN KOERNER DO (NPI 1558434308) is an individual gastroenterology provider in Manahawkin, New Jersey, licensed in New Jersey (MB55609) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Southern Ocean Medical Center, and is a graduate of R Franklin University Of Med & Sci/chicago Medical School (1989).

NPPES Registry Identity

NPI1558434308

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameSTEVEN KOERNERCredential: DO

Location Address1301 ROUTE 72 W, SUITE 300Manahawkin, NJ 08050-2417

Mailing Address1301 Route 72 W, Suite 300Manahawkin, NJ 08050-2417 · (609) 597-6513 · Fax (609) 597-4593

Phone(609) 597-6513

Fax(609) 597-4593

Sole ProprietorNo

Medical School CMSR Franklin University Of Med & Sci/chicago Medical SchoolGraduated 1989

Enumeration DateNovember 16, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1558434308 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in NJ · MB55609

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

1301 ROUTE 72 W, Manahawkin, NJ 08050

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Other Identifiers 10

OtherF01493NJ · Health Net

Medicaid6203001NJ

Other0714723000NJ · Amerihealth

Medicare ID-Type Unspecified770615CHONJ

Other223012814NJ · Qualcare

Other223012814NJ · Atlanticare

Other223012814NJ · Horizon

Other223012814NJ · Devon

Other0411885003NJ · Cigna

Medicare UPINF46250NJ

Accepted Insurance

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

Steven Koerner Do 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 ID7315906211

PECOS Enrollment IDI20041006001257

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

Hackensack Meridian Health Medical Group - Specialty Care PC

43 mi

Surgical Critical Care

331 NEWMAN SPRINGS RD STE 220
Red Bank, NJ 07701

Reassigned Medicare billing, New Jersey enrollment
2,844 clinicians in this Medicare group

NPI 1215989249 (732) 807-0800

Ea Health - New Jersey LLC

45 mi

Emergency Medicine

1 RIVERVIEW PLZ
Red Bank, NJ 07701

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

NPI 1063186641 (732) 741-2700

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.

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.

280 services234 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.

193 services176 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

182 services177 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

117 services115 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.

84 services84 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

83 services83 patients

Dilation of esophagus 43450

Dilation of the esophagus is a procedure aimed to stretch or open up your esophagus (the tube connecting your mouth to your stomach) when it's narrow. It helps to improve swallowing and alleviate discomfort. It's typically performed using a flexible tube or balloon, under sedation.

79 services78 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

76 services75 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.

40 services40 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

29 services29 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

28 services28 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.

24 services24 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

18 services18 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

16 services16 patients

Injection beneath lining of large bowel using a flexible endoscope 45381

This procedure involves a flexible tube, called an endoscope, being inserted into the large bowel. A small needle is then passed through the tube to inject medication under the bowel lining. This is typically done to treat inflammation or bleeding.

14 services14 patients

Hospital Affiliations CMS Care Compare

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

Southern Ocean Medical Center

Acute Care Hospitals · Manahawkin, NJ

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310113

Location1140 Rt 72 WManahawkin, NJ 08050 · Ocean County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08050 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

$140.34 typical visit price

range $61.59 – $185.05

Typical copayment $35.08 (range $15.39 – $46.26)

Most-billed visit code 99204

Established Patient

$107.94 typical visit price

range $20.08 – $150.98

Typical copayment $26.98 (range $5.02 – $37.74)

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.

75.8/100

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

Scored as part of a group practice

Quality

68.65

Promoting Interoperability

100

Improvement Activities

Cost

50.69

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.

SELECT DENTAL MANAHAWKIN, PA

Dentist (General Practice)

1301 ROUTE 72 W, UNIT 230
MANAHAWKIN, NJ 08050

Ocean County (609) 597-1234

MRS. DANA FELICIA PRATOLA MSN, APN

Nurse Practitioner (Adult Health)

1301 ROUTE 72 W, SUITE 340
MANAHAWKIN, NJ 08050

Ocean County (609) 597-0547

FRANK C LABUE MD

Internal Medicine (Gastroenterology)

1301 ROUTE 72 W, SUITE 300
MANAHAWKIN, NJ 08050

Ocean County (609) 597-6513

HELIO J MALINVERNI MD

Internal Medicine (Cardiovascular Disease)

1301 ROUTE 72 W, SUITE 300
MANAHAWKIN, NJ 08050

Ocean County (609) 597-6513

HEALTH VILLAGE IMAGING, LLC

Clinic/Center (Radiology)

1301 ROUTE 72 W
MANAHAWKIN, NJ 08050

Ocean County (609) 978-8900

KAREN L KISS NPC

Nurse Practitioner

1301 ROUTE 72 W, SUITE 300
MANAHAWKIN, NJ 08050

Ocean County (609) 597-6513

MEDICAL ASSOCIATES OF OCEAN COUNTY PA

Internal Medicine

1301 ROUTE 72 W, SUITE 300
MANAHAWKIN, NJ 08050

Ocean County (609) 597-6513

DR. MELISSA REYNON MD

Internal Medicine (Gastroenterology)

1301 ROUTE 72 W, SUITE 300
MANAHAWKIN, NJ 08050

Ocean County (609) 597-6513

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 Steven Koerner's NPI number?

The NPI number for Steven Koerner is 1558434308. It was assigned to this individual provider in the NPPES registry on November 16, 2006.

Where is Steven Koerner located?

Steven Koerner practices at 1301 Route 72 W Suite 300, Manahawkin, NJ 08050. The listed phone number is (609) 597-6513.

What is Steven Koerner's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Steven Koerner enrolled in Medicare?

Yes. Steven Koerner 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 Steven Koerner's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Steven Koerner reassigns Medicare benefits to 2 organizations: Hackensack Meridian Health Medical Group - Specialty Care PC (Red Bank, NJ) and Ea Health - New Jersey LLC (Red Bank, 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 Steven Koerner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Steven Koerner accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Steven Koerner as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Steven Koerner affiliated with any hospitals?

According to CMS data, Steven Koerner is affiliated with Southern Ocean Medical Center.

When was this NPI record last updated?

The NPPES record for Steven Koerner 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.