1. Home
  2. Directory
  3. New Jersey
  4. Denville
  5. Internal Medicine
  6. NPI Profile

HARPARTAP SINGH MD
NPI 1184984908
Internal Medicine in Denville, NJ

Active since May 26, 2012PECOS EnrolledAccepts Medicare Assignment
81.28/100
CMS Quality Rating
25 POCONO RD, DENVILLE, NJ 07834(973) 625-6000 Get Directions Write a Review

NPPES record last updated: December 18, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Harpartap Singh Md NPPES

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

HARPARTAP SINGH MD (NPI 1184984908) is an individual internal medicine provider in Denville, New Jersey, licensed in New Jersey (25MA10284900) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS, is affiliated with Inova Loudoun Hospital, and maintains a secondary practice location in Buffalo.

NPPES Registry Identity

NPI1184984908
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameHARPARTAP SINGHCredential: MD
Location Address25 POCONO RDDenville, NJ 07834-2954
Mailing AddressPo Box 37Denville, NJ 07834-0037 · (973) 989-3085
Phone(973) 625-6000
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateMay 26, 2012
Last NPPES UpdateDecember 18, 2019
✔ NPI 1184984908 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NJ · 25MA10284900
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
25 POCONO RD, Denville, NJ 07834
Open in Google Maps ↗

Secondary Practice Location 1

Location 1462 Grider StBuffalo, NY 14215-3021 · Phone (716) 898-3897

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include 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

Harpartap Singh 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 ID1759699010
PECOS Enrollment IDI20211110002500
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 Harpartap Singh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Inova Health Care Services
203 mi
Urgent Care
100 MAPLE AVE E
Vienna, VA 22180
  • Reassigned Medicare billing, Virginia and District of Columbia enrollments
  • Also billed through NPI 1669511051 (District of Columbia)
  • 2,379 clinicians in this Medicare group
NPI 1275886418 (703) 938-5300

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 3

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
561 services237 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
225 services220 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.
81 services41 patients

Hospital Affiliations CMS Care Compare

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

Inova Loudoun Hospital

Acute Care Hospitals · Leesburg, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490043
Location44045 Riverside ParkwayLeesburg, VA 20176 · Loudoun County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07834 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.

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.

81.28/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70.77
Promoting Interoperability100
Improvement Activities40
Cost66.84

Referred Medical Equipment & Supplies CMS DME claims 2

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
4 suppliers66 claims66 services$14.39 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
4 suppliers66 claims66 services$67.50 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

KRISTINA TOOHEY
Hospitalist
25 POCONO RD
DENVILLE, NJ 07834
Morris County (973) 989-3085
CATHERINE A GRUENFELDER
Dietitian, Registered
25 POCONO RD
DENVILLE, NJ 07834
Morris County (973) 625-7009
JILL S YOUNG D.O
Specialist
25 POCONO RD
DENVILLE, NJ 07834
Morris County (973) 625-6000
DR. SERAPHIM RIMARENKO MD
Pathology (Anatomic Pathology & Clinical Pathology)
25 POCONO RD, PATHOLOGY DEPARTMENT
DENVILLE, NJ 07834
Morris County (973) 625-6716
ARSHIYA SHABNAM
Student in an Organized Health Care Education/Training Program
25 POCONO RD
DENVILLE, NJ 07834
Morris County (973) 365-4661
RINITA REDDI M.D.
Student in an Organized Health Care Education/Training Program
25 POCONO RD
DENVILLE, NJ 07834
Morris County (973) 983-5583
DR. KINJAL MULUBHAI SOLANKI MD
Student in an Organized Health Care Education/Training Program
25 POCONO RD
DENVILLE, NJ 07834
Morris County (973) 625-6000
DR. EVAN WALSH
Student in an Organized Health Care Education/Training Program
25 POCONO RD
DENVILLE, NJ 07834
Morris County (973) 983-5583

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 Harpartap Singh's NPI number?

The NPI number for Harpartap Singh is 1184984908. It was assigned to this individual provider in the NPPES registry on May 26, 2012.

Where is Harpartap Singh located?

Harpartap Singh practices at 25 Pocono Rd, Denville, NJ 07834. The listed phone number is (973) 625-6000.

What is Harpartap Singh's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Harpartap Singh enrolled in Medicare?

Yes. Harpartap Singh 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 Harpartap Singh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Harpartap Singh reassigns Medicare benefits to Inova Health Care Services (Vienna, VA). 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 Harpartap Singh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Harpartap Singh accept?

Health plans from Oscar Health list Harpartap Singh 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 Harpartap Singh affiliated with any hospitals?

According to CMS data, Harpartap Singh is affiliated with Inova Loudoun Hospital.

When was this NPI record last updated?

The NPPES record for Harpartap Singh was last updated on December 18, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.