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LAKES AREA HOSPITALISTS,PC
NPI 1558558924
Internal Medicine in West Bloomfield, MI

Active since October 01, 2007
6520 CASTLEBURY DR, WEST BLOOMFIELD, MI 48322(248) 561-3692 Get Directions Write a Review

NPPES record last updated: April 17, 2015. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Lakes Area Hospitalists,pc NPPES

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

LAKES AREA HOSPITALISTS,PC (NPI 1558558924) is a healthcare organization registered as an internal medicine in West Bloomfield, Michigan and active in the NPI registry since October 2007. The organization lists Diana Guerrero Betancourt, President, as its authorized official.

NPPES Registry Identity

NPI1558558924
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameLAKES AREA HOSPITALISTS,PC
Location Address6520 CASTLEBURY DRWest Bloomfield, MI 48322-2711
Mailing Address6520 Castlebury DrWest Bloomfield, MI 48322-2711 · (248) 561-3692
Phone(248) 561-3692
Organization SubpartNo
Authorized OfficialDiana Guerrero BetancourtPresident · (248) 561-3692
Enumeration DateOctober 1, 2007
Last NPPES UpdateApril 17, 2015
✔ NPI 1558558924 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MI · 4301406079
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.
6520 CASTLEBURY DR, West Bloomfield, MI 48322
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Other Identifiers 1

Medicare PIN0P16200MI

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Lakes Area Hospitalists,pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Lakes Area Hospitalists,pc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Diana Guerrero Betancourt, MD
Internal Medicine
NPI 1477546059
1 WILLIAM CARLS DR HURON VALLEY SINAI HOSPITAL
Commerce Township, MI 48382
(248) 937-3300
✔ PECOS✔ Accepts Medicare5.2 mi

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

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 Lakes Area Hospitalists,pc's NPI number?

The NPI number for Lakes Area Hospitalists,pc is 1558558924. It was assigned to this organization in the NPPES registry on October 1, 2007.

Where is Lakes Area Hospitalists,pc located?

Lakes Area Hospitalists,pc is located at 6520 Castlebury Dr, West Bloomfield, MI 48322. The listed phone number is (248) 561-3692.

What is Lakes Area Hospitalists,pc's specialty?

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

Is Lakes Area Hospitalists,pc enrolled in Medicare?

Yes. Lakes Area Hospitalists,pc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Lakes Area Hospitalists,pc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Lakes Area Hospitalists,pc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Lakes Area Hospitalists,pc was last updated on April 17, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.