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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.

RAY PETER MANGULABNAN MD
NPI 1003804766
Internal Medicine in San Antonio, TX

Active since October 07, 2005PECOS Enrolled
1055 ADA ST, SAN ANTONIO, TX 78223(210) 358-5515(210) 358-5530 Get Directions Write a Review

NPPES record last updated: October 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 13, 2026, Sep 28, 2026 (2 updates tracked since 2026).

About Ray Peter Mangulabnan Md NPPES

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

RAY PETER MANGULABNAN MD (NPI 1003804766) is an individual internal medicine provider in San Antonio, Texas, licensed in Texas (W9440) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003804766
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameRAY PETER MANGULABNANCredential: MD
Location Address1055 ADA STSan Antonio, TX 78223-1703
Mailing Address1055 Ada StSan Antonio, TX 78223-1703 · (210) 358-5515 · Fax (210) 358-5530
Phone(210) 358-5515
Fax(210) 358-5530
Sole ProprietorYes
Enumeration DateOctober 7, 2005
Last NPPES UpdateOctober 13, 20262 updates tracked since enumeration
NPPES CertifiedOctober 13, 2026
✔ NPI 1003804766 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · W9440
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License W9440 (TX)
1055 ADA ST, San Antonio, TX 78223
Open in Google Maps ↗

Other Identifiers 12

Other0992071Health Plus Of Mi
Other1107304342Bcbs Of Mi
Other7307374Aetna Us Healthcare
OtherP25942FBlue Care Network
Other110242305Medicare United Healthcar
Other4411167Medical Services Admin
Other010683841050Comm Choice Care Source
Medicaid4411167MI
OtherN48190001MI · Medicare
Other0N48190Wisconsin Phys Services
Other7307374Aetna
OtherMOLINAMI · Qmxpr0027616

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ray Peter Mangulabnan Md 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 78223 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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 20

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

BRETT STEELMAN
Physician Assistant
1055 ADA ST
SAN ANTONIO, TX 78223
Bexar County (210) 358-5515
DR. SHARIF EUSUFZAI M.D., PHD
Internal Medicine (Geriatric Medicine)
1055 ADA ST, SOUTH BEXAR VA OUT PATIENT CLINIC
SAN ANTONIO, TX 78223
Bexar County (210) 358-5682
DR. TERESA M. RUIZ M.D.
Pediatrics
1055 ADA ST
SAN ANTONIO, TX 78223
Bexar County (210) 358-5515
MRS. JUSTINE LEE HUDSON PA-C
Physician Assistant
1055 ADA ST
SAN ANTONIO, TX 78223
Bexar County (210) 358-5515
CHRISTINA AILEEN KRUSE PHARMD
Pharmacist
1055 ADA ST
SAN ANTONIO, TX 78223
Bexar County (210) 358-5534
BRIDGET SEDANO HAGGERTY
Nurse Practitioner (Family)
1055 ADA ST
SAN ANTONIO, TX 78223
Bexar County (210) 358-5515
BEXAR COUNTY HOSPITAL DISTRICT
Pharmacy (Community/Retail Pharmacy)
1055 ADA ST
SAN ANTONIO, TX 78223
Bexar County (210) 358-5534
CHRISTINA ASHLEY LAWSON LCSW
Social Worker (Clinical)
1055 ADA ST
SAN ANTONIO, TX 78223
Bexar County (210) 358-5515

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 Ray Mangulabnan's NPI number?

The NPI number for Ray Mangulabnan is 1003804766. It was assigned to this individual provider in the NPPES registry on October 7, 2005.

Where is Ray Mangulabnan located?

Ray Mangulabnan practices at 1055 Ada St, San Antonio, TX 78223. The listed phone number is (210) 358-5515.

What is Ray Mangulabnan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ray Mangulabnan enrolled in Medicare?

Yes. Ray Mangulabnan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ray Mangulabnan was last updated on October 13, 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.