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DR. ADELAIDA MATEVOSYAN MD
NPI 1205299930
Internal Medicine - Infectious Disease in Westminster, MD

Active since March 31, 2016PECOS EnrolledAccepts Medicare Assignment
826 WASHINGTON RD STE 204A, WESTMINSTER, MD 21157(410) 525-5144 Get Directions Write a Review

NPPES record last updated: June 19, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 19, 2021, Jul 5, 2019, Mar 31, 2016 (3 updates tracked since 2016).

About Dr. Adelaida Matevosyan Md NPPES

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

DR. ADELAIDA MATEVOSYAN MD (NPI 1205299930) is an individual infectious disease provider in Westminster, Maryland, licensed in Maryland (D0091199) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS, is affiliated with Sinai Hospital Of Baltimore, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1205299930
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameDR. ADELAIDA MATEVOSYANCredential: MD
Location Address826 WASHINGTON RD STE 204AWestminster, MD 21157-5780
Mailing Address826 Washington Rd Ste 204aWestminster, MD 21157-5780 · (410) 525-5144
Phone(410) 525-5144
Sole ProprietorYes
Medical School CMSOtherGraduated 2002
Enumeration DateMarch 31, 2016
Last NPPES UpdateJune 19, 20213 updates tracked since enumeration
NPPES CertifiedJune 19, 2021
✔ NPI 1205299930 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in MD · D0091199
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
826 WASHINGTON RD STE 204A, Westminster, MD 21157
Open in Google Maps ↗

Secondary Practice Locations 2

Location 13001 S Hanover StBaltimore, MD 21225-1233 · Phone (410) 350-3565 · Fax (410) 354-0186
Location 2420 Delaware St SEMinneapolis, MN 55455-0341 · Phone (612) 625-6256 · Fax (612) 625-4410

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

Dr. Adelaida Matevosyan 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 ID840526398
PECOS Enrollment IDI20210914000037
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 6

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
1,127 services384 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
538 services466 patients
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.
33 services31 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
31 services22 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
27 services20 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
16 services16 patients

Hospital Affiliations CMS Care Compare 3

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

Sinai Hospital Of Baltimore

Acute Care Hospitals · Baltimore, MD
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210012
Location2401 West Belvedere AvenueBaltimore, MD 21215 · Baltimore City County
Emergency services Birthing friendly

Carroll Hospital Center

Acute Care Hospitals · Westminster, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210033
Location200 Memorial AvenueWestminster, MD 21157 · Carroll County
Emergency services Birthing friendly

Northwest Hospital Center

Acute Care Hospitals · Randallstown, MD
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210040
Location5401 Old Court RoadRandallstown, MD 21133 · Baltimore County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21157 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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
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.

Other Providers at the Same Location NPPES

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

CASSANDRA BLACK
Internal Medicine
826 WASHINGTON RD STE 204A
WESTMINSTER, MD 21157
Carroll County (717) 741-8003

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 Adelaida Matevosyan's NPI number?

The NPI number for Adelaida Matevosyan is 1205299930. It was assigned to this individual provider in the NPPES registry on March 31, 2016.

Where is Adelaida Matevosyan located?

Adelaida Matevosyan practices at 826 Washington Rd Ste 204A, Westminster, MD 21157. The listed phone number is (410) 525-5144.

What is Adelaida Matevosyan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Adelaida Matevosyan enrolled in Medicare?

Yes. Adelaida Matevosyan 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.

Is Adelaida Matevosyan affiliated with any hospitals?

According to CMS data, Adelaida Matevosyan is affiliated with Sinai Hospital Of Baltimore, Carroll Hospital Center and Northwest Hospital Center.

When was this NPI record last updated?

The NPPES record for Adelaida Matevosyan was last updated on June 19, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.