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DR. WILLIE HAMLIN M.D.
NPI 1992819536
Psychiatry & Neurology - Forensic Psychiatry in Silver Spring, MD

Active since August 19, 2006PECOS EnrolledAccepts Medicare Assignment
1306 MIDWOOD PL, SILVER SPRING, MD 20910(301) 588-3597(301) 588-1104 Get Directions Write a Review

NPPES record last updated: April 6, 2017. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Willie Hamlin M.d. NPPES

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

DR. WILLIE HAMLIN M.D. (NPI 1992819536) is an individual forensic psychiatry provider in Silver Spring, Maryland, licensed in Maryland (DO025852) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Georgetown University School Of Medicine (1976).

NPPES Registry Identity

NPI1992819536
Entity TypeIndividualMale
Primary Taxonomy2084F0202X
Provider Legal NameDR. WILLIE HAMLINCredential: M.D.
Location Address1306 MIDWOOD PLSilver Spring, MD 20910-1645
Mailing Address1306 Midwood PlSilver Spring, MD 20910-1645 · (301) 588-3597 · Fax (301) 588-1104
Phone(301) 588-3597
Fax(301) 588-1104
Sole ProprietorYes
Medical School CMSGeorgetown University School Of MedicineGraduated 1976
Enumeration DateAugust 19, 2006
Last NPPES UpdateApril 6, 2017
✔ NPI 1992819536 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Forensic PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084F0202X
License✔ Licensed in MD · DO025852
Definition
Forensic Psychiatry is a subspecialty with psychiatric focus on interrelationships with civil, criminal and administrative law, evaluation and specialized treatment of individuals involved with the legal system, incarcerated in jails, prisons, and forensic psychiatry hospitals.
1306 MIDWOOD PL, Silver Spring, MD 20910
Open in Google Maps ↗

Other Identifiers 1

Medicare ID-Type UnspecifiedG02017

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. Willie Hamlin 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 ID143266957
PECOS Enrollment IDI20050701000548
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 Willie Hamlin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Institute For Child & Family Psychiatry Inc
Same address
Family
1306 MIDWOOD PL
Silver Spring, MD 20910
  • Reassigned Medicare billing, District of Columbia enrollment
NPI 1346662145 (301) 588-3597

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

Other Providers at the Same Location NPPES

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

INSTITUTE FOR CHILD & FAMILY PSYCHIATRY INC
Psychologist (Family)
1306 MIDWOOD PL
SILVER SPRING, MD 20910
Montgomery County (301) 588-3597

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 Willie Hamlin's NPI number?

The NPI number for Willie Hamlin is 1992819536. It was assigned to this individual provider in the NPPES registry on August 19, 2006.

Where is Willie Hamlin located?

Willie Hamlin practices at 1306 Midwood Pl, Silver Spring, MD 20910. The listed phone number is (301) 588-3597.

What is Willie Hamlin's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Forensic Psychiatry, with taxonomy code 2084F0202X.

Is Willie Hamlin enrolled in Medicare?

Yes. Willie Hamlin 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 Willie Hamlin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Willie Hamlin reassigns Medicare benefits to Institute For Child & Family Psychiatry Inc (Silver Spring, MD). 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 Willie Hamlin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Willie Hamlin was last updated on April 6, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.