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DR. ARNALDO ENRIQUE LASA IMBERT M.D.
NPI 1801092671
Internal Medicine - Gastroenterology in San Juan, PR

Active since June 26, 2007PECOS EnrolledAccepts Medicare Assignment
735 AVE PONCE DE LEON STE 605, SAN JUAN, PR 00917(787) 282-6301 Get Directions Write a Review

NPPES record last updated: July 13, 2011. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Arnaldo Enrique Lasa Imbert M.d. NPPES

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

DR. ARNALDO ENRIQUE LASA IMBERT M.D. (NPI 1801092671) is an individual gastroenterology provider in San Juan, Puerto Rico, licensed in Puerto Rico (17105) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS and is a graduate of University Central Del Caribe Escuela De Medicina (2005).

NPPES Registry Identity

NPI1801092671
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. ARNALDO ENRIQUE LASA IMBERTCredential: M.D.
Location Address735 AVE PONCE DE LEON STE 605San Juan, PR 00917-5028
Mailing AddressJ15 Ave San Patricio, Portales De San Patricio Apt. 606Guaynabo, PR 00968-4505 · (787) 793-6540
Phone(787) 282-6301
Sole ProprietorYes
Medical School CMSUniversity Central Del Caribe Escuela De MedicinaGraduated 2005
Enumeration DateJune 26, 2007
Last NPPES UpdateJuly 13, 2011
✔ NPI 1801092671 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in PR · 17105
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License 17105 (PR)
735 AVE PONCE DE LEON STE 605, San Juan, PR 00917
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Arnaldo Enrique Lasa Imbert M.d. 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 ID4082884523
PECOS Enrollment IDI20110819000207
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.

Medicare Billing Reassignment

Medicare enrollment records show Arnaldo Lasa Imbert reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Hospital Espanol Auxilio Mutuo De Puerto Rico, Inc.
General Acute Care Hospital
735 AVE PONCE DE LEON, STOP 37.5
San Juan, PR 00917
  • Reassigned Medicare billing, Puerto Rico enrollment
  • 31 clinicians in this Medicare group
NPI 1376561522 (787) 758-2000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

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.

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.
68 services39 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
18 services18 patients
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito G0500
Moderate sedation is a method where a physician uses medication to help you relax during a gastrointestinal endoscopy. An independent trained observer will be present to monitor your vital signs and ensure your safety throughout the procedure. It's a common and safe practice.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00917 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
$130.65 typical visit price
range $56.86 – $172.44
Typical copayment $32.66 (range $14.21 – $43.11)
Most-billed visit code 99204
Established Patient
$100.24 typical visit price
range $18.24 – $140.44
Typical copayment $25.06 (range $4.56 – $35.11)
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.

GASTRO METABOLIC SERVICES PSC
Internal Medicine (Endocrinology, Diabetes & Metabolism)
735 AVE PONCE DE LEON STE 605, CONDOMINIO TORRE DE AUXILIO MUTUO
SAN JUAN, PR 00917
San Juan Municipio (787) 282-6301

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 Arnaldo Lasa Imbert's NPI number?

The NPI number for Arnaldo Lasa Imbert is 1801092671. It was assigned to this individual provider in the NPPES registry on June 26, 2007.

Where is Arnaldo Lasa Imbert located?

Arnaldo Lasa Imbert practices at 735 Ave Ponce De Leon Ste 605, San Juan, PR 00917. The listed phone number is (787) 282-6301.

What is Arnaldo Lasa Imbert's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Arnaldo Lasa Imbert enrolled in Medicare?

Yes. Arnaldo Lasa Imbert 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.

Which organization bills Medicare for Arnaldo Lasa Imbert's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Arnaldo Lasa Imbert reassigns Medicare benefits to Hospital Espanol Auxilio Mutuo De Puerto Rico, Inc. (San Juan, PR). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Arnaldo Lasa Imbert's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Arnaldo Lasa Imbert was last updated on July 13, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years 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.