ALYSSA W MAINS PA-C
NPI 1255767638
Physician Assistant in Silver Spring, MD

Q: What is Alyssa Mains's NPI number?

The NPI number for Alyssa Mains is 1255767638. It was assigned to this individual provider in the NPPES registry on September 17, 2013.

Q: What is Alyssa Mains's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Q: When was this NPI record last updated?

The NPPES record for Alyssa Mains was last updated on March 31, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.

Active since September 17, 2013PECOS EnrolledAccepts Medicare Assignment

1500 FOREST GLEN RD, SILVER SPRING, MD 20910(301) 754-7000 Get Directions Write a Review

NPPES record last updated: March 31, 2020. Verified against the NPPES registry weekly; last sync: October 04, 2026.

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About Alyssa W Mains Pa-c NPPES

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

ALYSSA W MAINS PA-C (NPI 1255767638) is an individual physician assistant in Silver Spring, Maryland, licensed in Maryland (C0005167) and active in the NPI registry since September 2013. She is enrolled in Medicare PECOS, is affiliated with Holy Cross Hospital, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1255767638

Entity TypeIndividualFemale

Primary Taxonomy363A00000X

Provider Legal NameALYSSA W MAINSCredential: PA-C

Location Address1500 FOREST GLEN RDSilver Spring, MD 20910-1460

Mailing Address1500 Forest Glen RdSilver Spring, MD 20910-1460 · (301) 754-7000

Phone(301) 754-7000

Sole ProprietorNo

Medical School CMSOtherGraduated 2013

Enumeration DateSeptember 17, 2013

Last NPPES UpdateMarch 31, 2020

NPPES CertifiedMarch 31, 2020

✔ NPI 1255767638 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

License✔ Licensed in MD · C0005167

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

1500 FOREST GLEN RD, Silver Spring, MD 20910

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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

Alyssa W Mains Pa-c 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 ID3173759008

PECOS Enrollment IDI20131122000834

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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

14 services13 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

14 services14 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Holy Cross Hospital

Acute Care Hospitals · Silver Spring, MD

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number210004

Location1500 Forest Glen RoadSilver Spring, MD 20910 · Montgomery County

Birthing friendly

Holy Cross Germantown Hospital

Acute Care Hospitals · Germantown, MD

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210065

Location19801 Observation DriveGermantown, MD 20876 · Montgomery County

Emergency services Birthing friendly

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

$80.66 typical visit price

range $21.40 – $158.88

Typical copayment $20.16 (range $5.35 – $39.72)

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 20

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

JYOTSNA MAREEDU M.D.

Internal Medicine