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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. MARIA AUGUSTA SANTOS MONTENEGRO MD, PHD
NPI 1881313989
Psychiatry & Neurology - Neurology with Special Qualifications in Child Neurology in New Haven, CT

Active since August 23, 2022PECOS EnrolledAccepts Medicare Assignment
20 YORK STREET (YALE NEW HAVEN HOSPITAL), NEW HAVEN, CT 06510(858) 306-2510 Get Directions Write a Review

NPPES record last updated: August 14, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 14, 2026, Feb 18, 2025, Sep 16, 2024 and 2 more (5 updates tracked since 2022).

About Dr. Maria Augusta Santos Montenegro Md, Phd NPPES

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

DR. MARIA AUGUSTA SANTOS MONTENEGRO MD, PHD (NPI 1881313989) is an individual neurology with special qualifications in child neurology provider in New Haven, Connecticut, licensed in Connecticut (83149) and active in the NPI registry since August 2022. She is enrolled in Medicare PECOS, maintains a secondary practice location in San Diego, and is a graduate of Other (1995).

NPPES Registry Identity

NPI1881313989
Entity TypeIndividualFemale
Primary Taxonomy2084N0402X
Provider Legal NameDR. MARIA AUGUSTA SANTOS MONTENEGROCredential: MD, PHD
Location Address20 YORK STREET (YALE NEW HAVEN HOSPITAL)New Haven, CT 06510
Mailing Address20 York Street (yale New Haven Hospital)New Haven, CT 06510 · (858) 309-6300
Phone(858) 306-2510
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateAugust 23, 2022
Last NPPES UpdateAugust 14, 20265 updates tracked since enumeration
NPPES CertifiedAugust 14, 2026
✔ NPI 1881313989 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Neurology with Special Qualifications in Child NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0402X
Licenses✔ Licensed in CT · 83149✔ Licensed in CA · A199057
Definition
A Child Neurologist specializes in neurology with special skills in diagnosis and treatment of neurologic disorders of the neonatal period, infancy, early childhood, and adolescence.
20 YORK STREET (YALE NEW HAVEN HOSPITAL), New Haven, CT 06510
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Secondary Practice Location 1

Location 1200 W Arbor DrSan Diego, CA 92103-9000 · Phone (800) 926-8273 · Fax (888) 539-8781

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. Maria Augusta Santos Montenegro Md, Phd 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 ID3971031873
PECOS Enrollment IDI20250106002126
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 06510 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
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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 Maria Santos Montenegro's NPI number?

The NPI number for Maria Santos Montenegro is 1881313989. It was assigned to this individual provider in the NPPES registry on August 23, 2022.

Where is Maria Santos Montenegro located?

Maria Santos Montenegro practices at 20 York Street (yale New Haven Hospital), New Haven, CT 06510. The listed phone number is (858) 306-2510.

What is Maria Santos Montenegro's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology with Special Qualifications in Child Neurology, with taxonomy code 2084N0402X.

Is Maria Santos Montenegro enrolled in Medicare?

Yes. Maria Santos Montenegro 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.

When was this NPI record last updated?

The NPPES record for Maria Santos Montenegro was last updated on August 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days 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.