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DR. JOHARI MAKEBA MASSEY M.A., M.S., PH.D.
NPI 1821282807
Psychologist - Clinical in Gwynn Oak, MD

Active since August 31, 2007PECOS EnrolledAccepts Medicare Assignment
2020 RUSSELL AVE, GWYNN OAK, MD 21207(646) 246-9655(410) 944-6290 Get Directions Write a Review

NPPES record last updated: February 28, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 21, 2022, Dec 1, 2022 (2 updates tracked since 2022).

About Dr. Johari Makeba Massey M.a., M.s., Ph.d. NPPES

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

DR. JOHARI MAKEBA MASSEY M.A., M.S., PH.D. (NPI 1821282807) is an individual clinical provider in Gwynn Oak, Maryland, licensed in Maryland (05339) and active in the NPI registry since August 2007. She is enrolled in Medicare PECOS, maintains a secondary practice location in Windsor Mill, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1821282807
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. JOHARI MAKEBA MASSEYCredential: M.A., M.S., PH.D.
Location Address2020 RUSSELL AVEGwynn Oak, MD 21207-5219
Mailing Address2513 N Rolling Rd Unit 47071Windsor Mill, MD 21244-7603 · (443) 272-5347 · Fax (410) 944-6290
Phone(646) 246-9655
Fax(410) 944-6290
Sole ProprietorYes
Medical School CMSOtherGraduated 2008
Enumeration DateAugust 31, 2007
Last NPPES UpdateFebruary 28, 20242 updates tracked since enumeration
NPPES CertifiedFebruary 28, 2024
✔ NPI 1821282807 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
Licenses✔ Licensed in MD · 05339✔ Licensed in NY · 019895
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.
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X
Also ListedPsychologist · Addiction (Substance Use Disorder)Taxonomy 103TA0400X · License 05339 (MD)
Also ListedPsychologist · Clinical Child & AdolescentTaxonomy 103TC2200X · License 05339 (MD)
2020 RUSSELL AVE, Gwynn Oak, MD 21207
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Secondary Practice Location 1

Location 12513 N Rolling Rd Unit 47071Windsor Mill, MD 21244-7603 · Phone (443) 272-5347 · Fax (410) 944-6290

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. Johari Makeba Massey M.a., M.s., 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 ID9436471513
PECOS Enrollment IDI20141126000933
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 Johari Massey reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Wagner Medical PC
144 mi
Clinical
1400 HOOPER AVE STE 2
Toms River, NJ 08753
  • Reassigned Medicare billing, New York enrollment
  • 62 clinicians in this Medicare group
NPI 1235951187 (844) 843-7279
Sondermind Provider Network LLC
1,504 mi
Clinical
1738 WYNKOOP ST STE 303
Denver, CO 80202
  • Reassigned Medicare billing, Maryland enrollment
  • 179 clinicians in this Medicare group
NPI 1760854442 (844) 843-7279

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 21207 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
$183.44 typical visit price
range $60.73 – $183.44
Typical copayment $45.86 (range $15.18 – $45.86)
Most-billed visit code 99205
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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.

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 Johari Massey's NPI number?

The NPI number for Johari Massey is 1821282807. It was assigned to this individual provider in the NPPES registry on August 31, 2007.

Where is Johari Massey located?

Johari Massey practices at 2020 Russell Ave, Gwynn Oak, MD 21207. The listed phone number is (646) 246-9655.

What is Johari Massey's specialty?

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

Is Johari Massey enrolled in Medicare?

Yes. Johari Massey 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 Johari Massey's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Johari Massey reassigns Medicare benefits to 2 organizations: Wagner Medical PC (Toms River, NJ) and Sondermind Provider Network LLC (Denver, CO). 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 Johari Massey'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 Johari Massey was last updated on February 28, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.