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DR. MARK S. CLOSSON PH.D.
NPI 1841577004
Psychologist - Clinical in Garden City, NY

Active since November 15, 2011PECOS EnrolledAccepts Medicare Assignment
601 FRANKLIN AVE STE 200, GARDEN CITY, NY 11530(516) 669-0135(631) 754-1642 Get Directions Write a Review

NPPES record last updated: November 15, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Mark S. Closson Ph.d. NPPES

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

DR. MARK S. CLOSSON PH.D. (NPI 1841577004) is an individual clinical provider in Garden City, New York, licensed in New York (019356) and active in the NPI registry since November 2011. He is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1841577004
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. MARK S. CLOSSONCredential: PH.D.
Location Address601 FRANKLIN AVE STE 200Garden City, NY 11530-5760
Mailing Address601 Franklin Ave Ste 200Garden City, NY 11530-5760 · (516) 669-0135 · Fax (631) 754-1642
Phone(516) 669-0135
Fax(631) 754-1642
Sole ProprietorYes
Medical School CMSOtherGraduated 2010
Enumeration DateNovember 15, 2011
✔ NPI 1841577004 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in NY · 019356
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
601 FRANKLIN AVE STE 200, Garden City, NY 11530
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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. Mark S. Closson Ph.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 ID8224205448
PECOS Enrollment IDI20120111000507
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11530 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
$203.53 typical visit price
range $67.40 – $203.53
Typical copayment $50.88 (range $16.85 – $50.88)
Most-billed visit code 99205
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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.

Other Providers at the Same Location NPPES

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

COUNSELING OF LONG ISLAND
Social Worker (Clinical)
601 FRANKLIN AVE STE 200
GARDEN CITY, NY 11530
Nassau County (516) 286-1188

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 Mark Closson's NPI number?

The NPI number for Mark Closson is 1841577004. It was assigned to this individual provider in the NPPES registry on November 15, 2011.

Where is Mark Closson located?

Mark Closson practices at 601 Franklin Ave Ste 200, Garden City, NY 11530. The listed phone number is (516) 669-0135.

What is Mark Closson's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Mark Closson enrolled in Medicare?

Yes. Mark Closson 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.

When was this NPI record last updated?

The NPPES record for Mark Closson was last updated on November 15, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.