DR. MARIA ALEINA MIGUEL YEN M.D.
NPI 1740266626
Internal Medicine - Nephrology in Sacramento, CA

Q: What is Maria Miguel Yen's NPI number?

The NPI number for Maria Miguel Yen is 1740266626. It was assigned to this individual provider in the NPPES registry on December 21, 2005. The provider is also known as Dr. Maria Aleina Miguel M.D..

Q: What is Maria Miguel Yen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Q: When was this NPI record last updated?

The NPPES record for Maria Miguel Yen was last updated on November 22, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since December 21, 2005PECOS EnrolledAccepts Medicare Assignment

2315 STOCKTON BLVD, SACRAMENTO, CA 95817(916) 734-2111 Get Directions Write a Review

NPPES record last updated: November 22, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 22, 2023, Feb 16, 2018 (2 updates tracked since 2018).

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About Dr. Maria Aleina Miguel Yen M.d. NPPES

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

DR. MARIA ALEINA MIGUEL YEN M.D. (NPI 1740266626) is an individual nephrology provider in Sacramento, California, licensed in California (A92471) and active in the NPI registry since December 2005. She is enrolled in Medicare PECOS and is a graduate of Other (2004).

NPPES Registry Identity

NPI1740266626

Entity TypeIndividualFemale

Primary Taxonomy207RN0300X

Provider Legal NameDR. MARIA ALEINA MIGUEL YENCredential: M.D.

Location Address2315 STOCKTON BLVDSacramento, CA 95817-2201

Mailing Address2315 Stockton BlvdSacramento, CA 95817-2201 · (916) 734-2111

Phone(916) 734-2111

Sole ProprietorNo

Medical School CMSOtherGraduated 2004

Enumeration DateDecember 21, 2005

Last NPPES UpdateNovember 22, 20232 updates tracked since enumeration

NPPES CertifiedNovember 22, 2023

✔ NPI 1740266626 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in CA · A92471

Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

2315 STOCKTON BLVD, Sacramento, CA 95817

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Other Names 1

Former Name (1)Dr. Maria Aleina Miguel M.d.

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. Maria Aleina Miguel Yen 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 ID7416058946

PECOS Enrollment IDI20070726000863, I20260408002971

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 Reassignments

Medicare enrollment records show Maria Miguel Yen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Regents Of The University Of Ca

Same address

Emergency Medicine

2315 STOCKTON BLVD
Sacramento, CA 95817

Reassigned Medicare billing, California enrollment
Medicare enrollment name: Regents Of The Univ Of Ca
2,570 clinicians in this Medicare group

NPI 1063405074 (916) 734-2363

Stationmd California PC

5.1 mi

Emergency Medicine

2740 FULTON AVE
Sacramento, CA 95821

Reassigned Medicare billing, California enrollment
24 clinicians in this Medicare group

NPI 1023831922 (908) 663-2929

Stationmd Professional Corporation

2,491 mi

Emergency Medicine

515 VALLEY ST STE 203
Maplewood, NJ 07040

Reassigned Medicare billing, New York enrollment
40 clinicians in this Medicare group

NPI 1285015347 (908) 663-2929

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 2

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 moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

108 services70 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

99 services55 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95817 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

$137.20 typical visit price

range $60.44 – $180.85

Typical copayment $34.30 (range $15.11 – $45.21)

Most-billed visit code 99204

Established Patient

$105.95 typical visit price

range $19.88 – $148.15

Typical copayment $26.48 (range $4.97 – $37.03)

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.

Azathioprine, oral, 50 mg J7500

Treatment-Treatment - Miscellaneous · category RX029N

1 supplier12 claims720 services$1.84 avg. paid by Medicare

Tacrolimus, extended release, (envarsus xr), oral, 0.25 mg J7503

Treatment-Chemotherapy · category RH002N

2 suppliers154 claims75,276 services$1.21 avg. paid by Medicare

Tacrolimus, immediate release, oral, 1 mg J7507

Treatment-Treatment - Miscellaneous · category RX029N

4 suppliers307 claims40,016 services$0.31 avg. paid by Medicare

Prednisone, immediate release or delayed release, oral, 1 mg J7512

Treatment-Treatment - Miscellaneous · category RX029N

2 suppliers109 claims16,350 services$0.01 avg. paid by Medicare

Mycophenolate mofetil, oral, 250 mg J7517

Treatment-Treatment - Miscellaneous · category RX029N

2 suppliers231 claims29,550 services$0.18 avg. paid by Medicare

Mycophenolic acid, oral, 180 mg J7518

Treatment-Treatment - Miscellaneous · category RX029N

1 supplier99 claims13,748 services$0.93 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

KATHLEEN STUCKER

Social Worker (Clinical)

2315 STOCKTON BLVD
SACRAMENTO, CA 95817

Sacramento County (916) 734-5628

MARIA ISABEL AGUILAR

Registered Nurse

2315 STOCKTON BLVD
SACRAMENTO, CA 95817

Sacramento County (916) 734-8730

NATHAN JACOB VANDEN BERGE

Emergency Medicine

2315 STOCKTON BLVD
SACRAMENTO, CA 95817

Sacramento County (916) 734-8570

PETER SANTIAGO C.O., C.PED., FAAOP

Specialist

2315 STOCKTON BLVD
SACRAMENTO, CA 95817

Sacramento County (916) 734-7045

SHIELA LEIGH SAMSON ANGULO DO

Student in an Organized Health Care Education/Training Program

2315 STOCKTON BLVD
SACRAMENTO, CA 95817

Sacramento County (916) 734-5974

MS. KATHLEEN DOLORES VAN LEEUWEN MD

Surgery (Pediatric Surgery)

2315 STOCKTON BLVD
SACRAMENTO, CA 95817

Sacramento County (916) 734-3229

STEPHEN MULFORD

Physical Therapy Assistant

2315 STOCKTON BLVD, ROOM 0512
SACRAMENTO, CA 95817

Sacramento County (916) 734-7248

MR. MARK YAMADA

Occupational Therapist

2315 STOCKTON BLVD
SACRAMENTO, CA 95817

Sacramento County (916) 734-7248

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 Miguel Yen's NPI number?

The NPI number for Maria Miguel Yen is 1740266626. It was assigned to this individual provider in the NPPES registry on December 21, 2005. The provider is also known as Dr. Maria Aleina Miguel M.D..

Where is Maria Miguel Yen located?

Maria Miguel Yen practices at 2315 Stockton Blvd, Sacramento, CA 95817. The listed phone number is (916) 734-2111.

What is Maria Miguel Yen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Maria Miguel Yen enrolled in Medicare?

Yes. Maria Miguel Yen 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 organizations bill Medicare for Maria Miguel Yen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Miguel Yen reassigns Medicare benefits to 3 organizations: Regents Of The University Of Ca (Sacramento, CA), Stationmd California PC (Sacramento, CA) and Stationmd Professional Corporation (Maplewood, NJ). Each 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 Maria Miguel Yen'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 Maria Miguel Yen was last updated on November 22, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.