MR. ERNEST MASSALLA
NPI 1336859610
Nurse Practitioner - Psychiatric/Mental Health in Silver Spring, MD

Q: What is Ernest Massalla's NPI number?

The NPI number for Ernest Massalla is 1336859610. It was assigned to this individual provider in the NPPES registry on November 28, 2022.

Q: What is Ernest Massalla's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Q: When was this NPI record last updated?

The NPPES record for Ernest Massalla was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since November 28, 2022PECOS Enrolled

8455 COLESVILLE RD STE 755, SILVER SPRING, MD 20910(301) 298-7793(301) 259-3818 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 11, 2025, May 8, 2025, Nov 28, 2022 (3 updates tracked since 2022).

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About Mr. Ernest Massalla NPPES

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

MR. ERNEST MASSALLA (NPI 1336859610) is an individual psychiatric/mental health provider in Silver Spring, Maryland, licensed in Maryland (R224711) and active in the NPI registry since November 2022. He is enrolled in Medicare PECOS, maintains a secondary practice location in Silver Spring, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1336859610

Entity TypeIndividualMale

Primary Taxonomy363LP0808X

Provider Legal NameMR. ERNEST MASSALLA

Location Address8455 COLESVILLE RD STE 755Silver Spring, MD 20910-3315

Mailing Address4005 Postgate Ter Apt 102Silver Spring, MD 20906-6009 · (240) 277-6216

Phone(301) 298-7793

Fax(301) 259-3818

Sole ProprietorNo

Medical School CMSOtherGraduated 2020

Enumeration DateNovember 28, 2022

Last NPPES UpdateSeptember 11, 20253 updates tracked since enumeration

NPPES CertifiedSeptember 11, 2025

✔ NPI 1336859610 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0808X

Licenses✔ Licensed in MD · R224711✔ Licensed in DC · NP1043299

8455 COLESVILLE RD STE 755, Silver Spring, MD 20910

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Secondary Practice Location 1

Location 14005 Postgate Ter Apt 102Silver Spring, MD 20906-6009 · Phone (240) 277-6216

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Ernest Massalla is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1254858616

PECOS Enrollment IDI20250508001966

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 20910 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

$100.31 typical visit price

range $65.18 – $194.86

Typical copayment $25.07 (range $16.29 – $48.71)

Most-billed visit code 99203

Established Patient

$113.72 typical visit price

range $21.40 – $158.88

Typical copayment $28.43 (range $5.35 – $39.72)

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 3

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

COLUMBIA ASSOCIATES IN PSYCHIATRY PC

Psychiatry & Neurology (Psychiatry)

8455 COLESVILLE RD STE 755
SILVER SPRING, MD 20910

Montgomery County (571) 977-6870

EMILY STEINHAFEL

Counselor (Mental Health)

8455 COLESVILLE RD STE 755
SILVER SPRING, MD 20910

Montgomery County (240) 689-3572

AVIVA NICOLE BROTH LMSW

Social Worker

8455 COLESVILLE RD STE 755
SILVER SPRING, MD 20910

Montgomery County (301) 298-7793

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 Ernest Massalla's NPI number?

The NPI number for Ernest Massalla is 1336859610. It was assigned to this individual provider in the NPPES registry on November 28, 2022.

Where is Ernest Massalla located?

Ernest Massalla practices at 8455 Colesville Rd Ste 755, Silver Spring, MD 20910. The listed phone number is (301) 298-7793.

What is Ernest Massalla's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Ernest Massalla enrolled in Medicare?

Yes. Ernest Massalla is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ernest Massalla was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.