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DR. MICHAEL RYAN TOM MD
NPI 1639706492
Psychiatry & Neurology - Psychiatry in Brooklyn, NY

Active since March 23, 2020PECOS EnrolledAccepts Medicare Assignment
55 WASHINGTON ST STE 312B, BROOKLYN, NY 11201(718) 218-5127(718) 957-8734 Get Directions Write a Review

NPPES record last updated: October 11, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 11, 2025, Jul 6, 2025, Jun 26, 2024 and 3 more (6 updates tracked since 2020).

About Dr. Michael Ryan Tom Md NPPES

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

DR. MICHAEL RYAN TOM MD (NPI 1639706492) is an individual psychiatry provider in Brooklyn, New York, licensed in New York (327673) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Harvard Medical School (2020).

NPPES Registry Identity

NPI1639706492
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. MICHAEL RYAN TOMCredential: MD
Location Address55 WASHINGTON ST STE 312BBrooklyn, NY 11201-1179
Mailing Address8620 18th AveBrooklyn, NY 11214-3702
Phone(718) 218-5127
Fax(718) 957-8734
Sole ProprietorNo
Medical School CMSHarvard Medical SchoolGraduated 2020
Enumeration DateMarch 23, 2020
Last NPPES UpdateOctober 11, 20256 updates tracked since enumeration
NPPES CertifiedOctober 11, 2025
✔ NPI 1639706492 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in NY · 327673
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
55 WASHINGTON ST STE 312B, Brooklyn, NY 11201
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Secondary Practice Locations 2

Location 18620 18th AveBrooklyn, NY 11214-3702 · Phone (718) 256-8818
Location 226 Court StBrooklyn, NY 11242-0103 · Phone (718) 218-5127 · Fax (718) 957-8734

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

Dr. Michael Ryan Tom 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 ID4981149937
PECOS Enrollment IDI20251029000260
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

2

Medicare enrollment records show Michael Tom reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Michael Tom MD PLLC
Same address
Psychiatry
55 WASHINGTON ST STE 312B
Brooklyn, NY 11201
  • Reassigned Medicare billing, New York enrollment
NPI 1245127570 (718) 218-5127
Nys Office Of Mental Health
4.2 mi
Adult Mental Health
681 CLARKSON AVE
Brooklyn, NY 11203
  • Reassigned Medicare billing, New York enrollment
  • 54 clinicians in this Medicare group
NPI 1275697187 (718) 221-7700

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11201 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
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
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

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

MICHAEL TOM MD PLLC
Psychiatry & Neurology (Psychiatry)
55 WASHINGTON ST STE 312B
BROOKLYN, NY 11201
Kings County (718) 218-5127

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 Michael Tom's NPI number?

The NPI number for Michael Tom is 1639706492. It was assigned to this individual provider in the NPPES registry on March 23, 2020.

Where is Michael Tom located?

Michael Tom practices at 55 Washington St Ste 312B, Brooklyn, NY 11201. The listed phone number is (718) 218-5127.

What is Michael Tom's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Michael Tom enrolled in Medicare?

Yes. Michael Tom 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 Michael Tom's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Tom reassigns Medicare benefits to 2 organizations: Michael Tom MD PLLC (Brooklyn, NY) and Nys Office Of Mental Health (Brooklyn, NY). 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 Michael Tom's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Tom accept?

Health plans from Oscar Health list Michael Tom 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.

When was this NPI record last updated?

The NPPES record for Michael Tom was last updated on October 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.