LAUREN EILLEN MACARAEG M.D.
NPI 1730612532
Internal Medicine in Daly City, CA

Q: What is Lauren Macaraeg's NPI number?

The NPI number for Lauren Macaraeg is 1730612532. It was assigned to this individual provider in the NPPES registry on April 7, 2017.

Q: What is Lauren Macaraeg's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Lauren Macaraeg was last updated on June 27, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 April 07, 2017PECOS EnrolledAccepts Medicare Assignment

66.95/100

CMS Quality Rating

1498 SOUTHGATE AVE # 102, DALY CITY, CA 94015(650) 755-4490 Get Directions Write a Review

NPPES record last updated: June 27, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 12, 2022, Jun 19, 2020 (2 updates tracked since 2020).

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About Lauren Eillen Macaraeg M.d. NPPES

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

LAUREN EILLEN MACARAEG M.D. (NPI 1730612532) is an individual internal medicine provider in Daly City, California, licensed in California (A164350) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1730612532

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameLAUREN EILLEN MACARAEGCredential: M.D.

Location Address1498 SOUTHGATE AVE # 102Daly City, CA 94015-4015

Mailing Address1498 Southgate Ave # 102Daly City, CA 94015-4015

Phone(650) 755-4490

Sole ProprietorNo

Medical School CMSOtherGraduated 2016

Enumeration DateApril 7, 2017

Last NPPES UpdateJune 27, 20222 updates tracked since enumeration

NPPES CertifiedJune 27, 2022

✔ NPI 1730612532 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 CA · A164350

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 ListedInternal Medicine · NephrologyTaxonomy 207RN0300X · License A164350 (CA)

1498 SOUTHGATE AVE # 102, Daly City, CA 94015

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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

Lauren Eillen Macaraeg 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 ID9335529643

PECOS Enrollment IDI20220705001314

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 Lauren Macaraeg reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

West Bay Nephrology Associates

Same address

Nephrology

1498 SOUTHGATE AVE, SUITE 102
Daly City, CA 94015

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

NPI 1336117829 (650) 755-4492

West Coast Kidney

32 mi

Nephrology

2222 EAST ST STE 305
Concord, CA 94520

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

NPI 1952914681 (925) 686-1230

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 15

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

496 services131 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

296 services136 patients

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.

274 services104 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

173 services67 patients

Hemodialysis procedure with physician evaluation 90935

Hemodialysis is a treatment that uses a machine to filter waste and excess fluid from your blood when your kidneys can't. A physician checks your health before, during, and after the procedure to ensure it's working effectively for you.

171 services82 patients

Dialysis services, 4 or more physician visits per month (20 years or older) 90960

Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.

131 services27 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

130 services112 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.

74 services40 patients

Dialysis services, 2-3 physician visits per month (20 years or older) 90961

Dialysis is a treatment that performs the function of healthy kidneys if they're not working properly. It removes waste and excess fluid from your blood. 2-3 physician visits per month are recommended for monitoring your health and adjusting your treatment as needed. This service is available for those aged 20 years and older.

40 services22 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

23 services21 patients

Transitional care management services for problem of at least moderate complexity 99495

Transitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.

23 services22 patients

Dialysis services, 1 physician visit per month (20 years or older) 90962

Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys canâ€™t do their job. A physician visit once a month ensures your treatment is working effectively and adjusts it if necessary. This service is available for individuals aged 20 years and older.

22 services17 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

20 services20 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

18 services18 patients

Advance care planning, first 30 minutes 99497

Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.

15 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94015 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

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

Established Patient

$119.48 typical visit price

range $23.44 – $166.46

Typical copayment $29.87 (range $5.86 – $41.61)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

66.95/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

8.82

Promoting Interoperability

Improvement Activities

Cost

75.21

Reported Quality Measures

Breast Cancer Screening

0%39 patients1/55-star benchmark: 93%

Cervical Cancer Screening

0%30 patients1/55-star benchmark: 98%

Closing the Referral Loop: Receipt of Specialist Report

15%20 patients1/55-star benchmark: 87%

Controlling High Blood Pressure

58%65 patients3/55-star benchmark: 91%

Diabetes: Eye Exam

0%37 patients1/55-star benchmark: 100%

Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)

Lower rates are better for this measure.

95%37 patients1/55-star benchmark: 91%

Documentation of Current Medications in the Medical Record

37%1,086 patients1/55-star benchmark: 100%

Falls: Screening for Future Fall Risk

0%170 patients1/55-star benchmark: 100%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

24%221 patients1/55-star benchmark: 98%

Preventive Care and Screening: Screening for Depression and Follow-Up Plan

0%246 patients1/55-star benchmark: 97%

Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented

18%379 patients2/55-star benchmark: 61%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients screened: 8% · 209 patients

8%209 patients

Statin Therapy for the Prevention and Treatment of Cardiovascular Disease

89%64 patients4/55-star benchmark: 91%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 0% · 176 patients

Patients totalRate: 0% · 176 patients

0%176 patients5/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 2

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

MARIA MELISA MALABANAN DE GUZMAN

Nurse Practitioner (Family)

1498 SOUTHGATE AVE # 102
DALY CITY, CA 94015

San Mateo County (650) 755-4490

CARMEN OH

Dietitian, Registered

1498 SOUTHGATE AVE # 102
DALY CITY, CA 94015

San Mateo County (650) 755-4490

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 Lauren Macaraeg's NPI number?

The NPI number for Lauren Macaraeg is 1730612532. It was assigned to this individual provider in the NPPES registry on April 7, 2017.

Where is Lauren Macaraeg located?

Lauren Macaraeg practices at 1498 Southgate Ave # 102, Daly City, CA 94015. The listed phone number is (650) 755-4490.

What is Lauren Macaraeg's specialty?

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

Is Lauren Macaraeg enrolled in Medicare?

Yes. Lauren Macaraeg 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 Lauren Macaraeg's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lauren Macaraeg reassigns Medicare benefits to 2 organizations: West Bay Nephrology Associates (Daly City, CA) and West Coast Kidney (Concord, CA). 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 Lauren Macaraeg'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 Lauren Macaraeg was last updated on June 27, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.