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MARGARET SUZANNE FOWLER PHD
NPI 1386764728
Psychiatry & Neurology - Sleep Medicine in Tularosa, NM

Active since March 30, 2007PECOS Enrolled
47 SHINKLE RD, TULAROSA, NM 88352(575) 491-3711 Get Directions Write a Review

NPPES record last updated: March 6, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 6, 2026, Mar 1, 2017 (2 updates tracked since 2017).

About Margaret Suzanne Fowler Phd NPPES

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

MARGARET SUZANNE FOWLER PHD (NPI 1386764728) is an individual sleep medicine provider in Tularosa, New Mexico, licensed in New Mexico (1175) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1386764728
Entity TypeIndividualFemale
Primary Taxonomy2084S0012X
Provider Legal NameMARGARET SUZANNE FOWLERCredential: PHD
Location Address47 SHINKLE RDTularosa, NM 88352-9522
Mailing Address869 16-springs Canyon RoadCloudcroft, NM 88317 · (575) 491-3711
Phone(575) 491-3711
Sole ProprietorYes
Enumeration DateMarch 30, 2007
Last NPPES UpdateMarch 6, 20262 updates tracked since enumeration
NPPES CertifiedMarch 6, 2026
✔ NPI 1386764728 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPsychiatry & Neurology · Sleep MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2084S0012X
License✔ Licensed in NM · 1175
Definition
A Psychiatrist or Neurologist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License 1175 (NM)
Also ListedSleep Specialist, PhDTaxonomy 173F00000X · License 1175 (NM)
47 SHINKLE RD, Tularosa, NM 88352
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Other Names 1

Other Name (5)Margaret Suzanne Ruyak Ms

Other Identifiers 1

Medicaid24132268NM

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Margaret Suzanne Fowler Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 88352 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
$126.21 typical visit price
range $54.26 – $166.80
Typical copayment $31.55 (range $13.56 – $41.70)
Most-billed visit code 99204
Established Patient
$96.38 typical visit price
range $17.00 – $135.35
Typical copayment $24.09 (range $4.25 – $33.83)
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.

Referred Medical Equipment & Supplies CMS DME claims 8

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
6 suppliers29 claims29 services$43.82 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
7 suppliers22 claims22 services$113.82 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
6 suppliers21 claims54 services$40.24 avg. paid by Medicare
Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
3 suppliers16 claims81 services$23.98 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
5 suppliers21 claims21 services$65.31 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
7 suppliers23 claims23 services$21.81 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Margaret Fowler's NPI number?

The NPI number for Margaret Fowler is 1386764728. It was assigned to this individual provider in the NPPES registry on March 30, 2007. The provider is also known as Margaret Suzanne Ruyak Ms.

Where is Margaret Fowler located?

Margaret Fowler practices at 47 Shinkle Rd, Tularosa, NM 88352. The listed phone number is (575) 491-3711.

What is Margaret Fowler's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Sleep Medicine, with taxonomy code 2084S0012X.

Is Margaret Fowler enrolled in Medicare?

Yes. Margaret Fowler is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Margaret Fowler was last updated on March 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.