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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. HARIHARAN VENKATACHALAM IYER M.D.
NPI 1972998631
Orthopaedic Surgery - Hand Surgery in Florham Park, NJ

Active since March 31, 2015PECOS EnrolledAccepts Medicare Assignment
83 HANOVER RD STE 260, FLORHAM PARK, NJ 07932(732) 426-3420(848) 800-4668 Get Directions Write a Review

NPPES record last updated: June 15, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 2, 2026, Aug 22, 2024, Jul 28, 2023 and 2 more (5 updates tracked since 2021).

About Dr. Hariharan Venkatachalam Iyer M.d. NPPES

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

DR. HARIHARAN VENKATACHALAM IYER M.D. (NPI 1972998631) is an individual hand surgery provider in Florham Park, New Jersey, licensed in New Jersey (25MA11239000) and active in the NPI registry since March 2015. He is enrolled in Medicare PECOS, is affiliated with Hackensack University Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1972998631
Entity TypeIndividualMale
Primary Taxonomy207XS0106X
Provider Legal NameDR. HARIHARAN VENKATACHALAM IYERCredential: M.D.
Location Address83 HANOVER RD STE 260Florham Park, NJ 07932-1520
Mailing Address200 Schulz Dr Ste 2Red Bank, NJ 07701-6745 · (732) 426-3420 · Fax (848) 800-4668
Phone(732) 426-3420
Fax(848) 800-4668
Sole ProprietorNo
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2015
Enumeration DateMarch 31, 2015
Last NPPES UpdateJune 15, 20265 updates tracked since enumeration
NPPES CertifiedJune 15, 2026
✔ NPI 1972998631 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOrthopaedic Surgery · Hand SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207XS0106X
License✔ Licensed in NJ · 25MA11239000
Definition
An orthopaedic surgeon trained in the investigation, preservation and restoration by medical, surgical and rehabilitative means of all structures of the upper extremity directly affecting the form and function of the hand and wrist.
Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License 35.146159 (OH)
83 HANOVER RD STE 260, Florham Park, NJ 07932
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Other Names 1

Other Name (5)Dr. Hari Iyer M.d.

Secondary Practice Locations 2

Location 120 Prospect Ave Ste 903Hackensack, NJ 07601-1999 · Phone (732) 426-3420 · Fax (848) 800-4668
Location 2331 Newman Springs Road, Building 2, Suite 200Red Bank, NJ 07701 · Phone (732) 426-3420 · Fax (848) 800-4668

Other Identifiers 2

Medicaid0804991NJ
Other7910408NJ · Cigna

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Hariharan Venkatachalam Iyer 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 ID1658777503
PECOS Enrollment IDI20210901002183
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.

Areas of Expertise CMS Part B claims 5

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 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.
60 services35 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.
36 services36 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.
18 services17 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.
12 services11 patients
X-ray of hand, minimum of 3 views 73130
An X-ray of the hand, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones in your hand from different angles. This helps in diagnosing fractures, infections, arthritis, or other abnormalities. It's quick and painless.
11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Hackensack University Medical Center

Acute Care Hospitals · Hackensack, NJ
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310001
Location30 Prospect AveHackensack, NJ 07601 · Bergen County
Emergency services Birthing friendly

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07932 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
$98.09 typical visit price
range $63.84 – $190.92
Typical copayment $24.52 (range $15.96 – $47.73)
Most-billed visit code 99203
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.

Other Providers at the Same Location NPPES 5

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

JAMES J BAE PA-C, PTA
Physician Assistant (Surgical)
83 HANOVER RD STE 260
FLORHAM PARK, NJ 07932
Morris County (732) 426-3420
MVC CLINICAL PRACTICE - NJ PC
Surgery
83 HANOVER RD STE 260
FLORHAM PARK, NJ 07932
Morris County (248) 855-5355
DIANNA JAROSZAK PA-C
Physician Assistant (Surgical)
83 HANOVER RD STE 260
FLORHAM PARK, NJ 07932
Morris County (973) 520-5141
DR. ERIC I-YUN CHANG MD
Surgery (Plastic and Reconstructive Surgery)
83 HANOVER RD STE 260
FLORHAM PARK, NJ 07932
Morris County (732) 426-3420
GABRIELLA ALEXA URSICK PA-C
Physician Assistant (Surgical)
83 HANOVER RD STE 260
FLORHAM PARK, NJ 07932
Morris County (732) 426-3420

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 Hariharan Iyer's NPI number?

The NPI number for Hariharan Iyer is 1972998631. It was assigned to this individual provider in the NPPES registry on March 31, 2015. The provider is also known as Dr. Hari Iyer M.D..

Where is Hariharan Iyer located?

Hariharan Iyer practices at 83 Hanover Rd Ste 260, Florham Park, NJ 07932. The listed phone number is (732) 426-3420.

What is Hariharan Iyer's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Hand Surgery, with taxonomy code 207XS0106X.

Is Hariharan Iyer enrolled in Medicare?

Yes. Hariharan Iyer 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.

Is Hariharan Iyer affiliated with any hospitals?

According to CMS data, Hariharan Iyer is affiliated with Hackensack University Medical Center and Morristown Medical Center.

When was this NPI record last updated?

The NPPES record for Hariharan Iyer was last updated on June 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 59 days 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.