1. Home
  2. Directory
  3. Maryland
  4. Baltimore
  5. Psychiatry Neurology
  6. NPI Profile

SANTIAGO MAZUERA MEJIA M.D.
NPI 1235484056
Psychiatry & Neurology - Neurology in Baltimore, MD

Active since July 18, 2012PECOS Enrolled
76.58/100
CMS Quality Rating
5951 GREENSPRING AVENUE, BALTIMORE, MD 21209(410) 601-9515(410) 601-8905 Get Directions Write a Review

NPPES record last updated: April 27, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Santiago Mazuera Mejia M.d. NPPES

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

SANTIAGO MAZUERA MEJIA M.D. (NPI 1235484056) is an individual neurology provider in Baltimore, Maryland, licensed in Pennsylvania (MD458423) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS, is affiliated with Sinai Hospital Of Baltimore, and is a graduate of Other (2009).

NPPES Registry Identity

NPI1235484056
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameSANTIAGO MAZUERA MEJIACredential: M.D.
Location Address5951 GREENSPRING AVENUEBaltimore, MD 21209-4354
Mailing Address5051 Greenspring AveBaltimore, MD 21209-4354 · (410) 601-9515 · Fax (410) 601-8905
Phone(410) 601-9515
Fax(410) 601-8905
Sole ProprietorYes
Medical School CMSOtherGraduated 2009
Enumeration DateJuly 18, 2012
Last NPPES UpdateApril 27, 2020
NPPES CertifiedApril 27, 2020
✔ NPI 1235484056 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in PA · MD458423
Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

5951 GREENSPRING AVENUE, Baltimore, MD 21209
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Santiago Mazuera Mejia M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID941598288
PECOS Enrollment IDI20170612002442
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.

Injection, onabotulinumtoxina, 1 unit J0585
Onabotulinumtoxina, also known as Botox, is a medication injected into muscles. It's used to treat various conditions by blocking nerve activity in the muscles, causing a temporary reduction in muscle activity. The units refer to the dosage.
41,200 services62 patients
Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face 64615
This procedure involves injecting a chemical into specific facial and neck muscles, causing temporary paralysis. This helps reduce muscle activity and can alleviate certain medical conditions. Both sides of the face are treated for a balanced result.
207 services62 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.
51 services47 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
33 services33 patients
Injection of anesthetic agent and/or steroid into upper neck and back of head nerve 64405
This procedure involves injecting a mix of anesthetic and/or steroid into nerves in the upper neck and back of the head. It helps relieve pain by reducing inflammation and numbing the area. It's a common treatment for headaches and neck pain.
26 services17 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.
17 services17 patients

Hospital Affiliations CMS Care Compare 2

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

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 21209 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

76.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality64.56
Promoting Interoperability100
Improvement Activities40
Cost48.54

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 Santiago Mazuera Mejia's NPI number?

The NPI number for Santiago Mazuera Mejia is 1235484056. It was assigned to this individual provider in the NPPES registry on July 18, 2012.

Where is Santiago Mazuera Mejia located?

Santiago Mazuera Mejia practices at 5951 Greenspring Avenue, Baltimore, MD 21209. The listed phone number is (410) 601-9515.

What is Santiago Mazuera Mejia's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Santiago Mazuera Mejia enrolled in Medicare?

Yes. Santiago Mazuera Mejia is registered in the Medicare PECOS enrollment system.

Is Santiago Mazuera Mejia affiliated with any hospitals?

According to CMS data, Santiago Mazuera Mejia is affiliated with Sinai Hospital Of Baltimore and Northwest Hospital Center.

When was this NPI record last updated?

The NPPES record for Santiago Mazuera Mejia was last updated on April 27, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.