DR. JOSEPHUS-IAN LUMONGSUD SANJORJO MD
NPI 1073808168
Internal Medicine - Nephrology in Daly City, CA

Q: What is Josephus-ian Sanjorjo's NPI number?

The NPI number for Josephus-ian Sanjorjo is 1073808168. It was assigned to this individual provider in the NPPES registry on June 16, 2011. The provider is also known as Dr. Josephus-Ian Lumongsud Sanjorjo MD.

Q: What is Josephus-ian Sanjorjo's specialty?

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

Active since June 16, 2011PECOS EnrolledAccepts Medicare Assignment

1800 SULLIVAN AVE, SUITE 507, DALY CITY, CA 94015(650) 817-7188(650) 513-8788 Get Directions Write a Review

NPPES record last updated: February 7, 2015. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Dr. Josephus-ian Lumongsud Sanjorjo Md NPPES

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

DR. JOSEPHUS-IAN LUMONGSUD SANJORJO MD (NPI 1073808168) is an individual nephrology provider in Daly City, California, licensed in California (A117377) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS and is a graduate of Other (2008).

NPPES Registry Identity

NPI1073808168

Entity TypeIndividualMale

Primary Taxonomy207RN0300X

Provider Legal NameDR. JOSEPHUS-IAN LUMONGSUD SANJORJOCredential: MD

Location Address1800 SULLIVAN AVE, SUITE 507Daly City, CA 94015-2228

Mailing Address1800 Sullivan Ave, Suite 507Daly City, CA 94015-2228 · (650) 817-7188 · Fax (650) 513-8788

Phone(650) 817-7188

Fax(650) 513-8788

Sole ProprietorNo

Medical School CMSOtherGraduated 2008

Enumeration DateJune 16, 2011

Last NPPES UpdateFebruary 7, 2015

✔ NPI 1073808168 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in CA · A117377

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License A117377 (CA)

Also ListedHospitalistTaxonomy 208M00000X · License A117377 (CA)

1800 SULLIVAN AVE, Daly City, CA 94015

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Other Names 1

Professional Name (2)Dr. Josephus-ian Lumongsud Sanjorjo Md

Other Identifiers 2

Other12257286Caqh

OtherH26222966Ptan

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. Josephus-ian Lumongsud Sanjorjo Md 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 ID6901084227

PECOS Enrollment IDI20110708000395, I20150117000293

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 Josephus-ian Sanjorjo reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

West Bay Nephrology Associates

0.4 mi

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

County Of San Mateo

0.7 mi

Multi-Specialty

380 90TH ST
Daly City, CA 94015

Reassigned Medicare billing, California enrollment
Also billed through NPI 1831268580 (California)
597 clinicians in this Medicare group

NPI 1255400909 (650) 573-2222

San Mateo Dialysis Associates

7.9 mi

Nephrology

1750 EL CAMINO REAL, 15
Burlingame, CA 94010

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

NPI 1275604183 (650) 692-6302

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 7

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.

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.

267 services33 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.

177 services56 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.

122 services65 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.

62 services19 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.

50 services43 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.

23 services18 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.

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.

JOHN W. WILSON, MD, INC.

Family Medicine

1800 SULLIVAN AVE, ROOM 503
DALY CITY, CA 94015

San Mateo County (650) 994-9090

BERT JAY JOHNS III MD

Surgery

1800 SULLIVAN AVE, SUITE 507
DALY CITY, CA 94015

San Mateo County (650) 994-9936

DR. JOSEPH RAYMOND MEYERS M.D.

Orthopaedic Surgery

1800 SULLIVAN AVE, #308
DALY CITY, CA 94015

San Mateo County (650) 755-4000

DR. GARY W OLIVER MD

Pathology (Dermatopathology)

1800 SULLIVAN AVE, SUITE 403
DALY CITY, CA 94015

San Mateo County (650) 994-3238

ELLICK TSANG M D CORPORATION

Internal Medicine

1800 SULLIVAN AVE, SUITE 304
DALY CITY, CA 94015

San Mateo County (650) 992-8484

MRS. ANADELIA B KIM NP

Nurse Practitioner

1800 SULLIVAN AVE
DALY CITY, CA 94015

San Mateo County (650) 992-5300

MARIAM EBRAHIMI DPM

Podiatrist (Foot & Ankle Surgery)

1800 SULLIVAN AVE
DALY CITY, CA 94015

San Mateo County (650) 395-0010

DR. YIN-YIN MYINT M.D.

Internal Medicine

1800 SULLIVAN AVE, STE 601
DALY CITY, CA 94015

San Mateo County (650) 992-2890

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 Josephus-ian Sanjorjo's NPI number?

The NPI number for Josephus-ian Sanjorjo is 1073808168. It was assigned to this individual provider in the NPPES registry on June 16, 2011. The provider is also known as Dr. Josephus-Ian Lumongsud Sanjorjo MD.

Where is Josephus-ian Sanjorjo located?

Josephus-ian Sanjorjo practices at 1800 Sullivan Ave Suite 507, Daly City, CA 94015. The listed phone number is (650) 817-7188.

What is Josephus-ian Sanjorjo's specialty?

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

Is Josephus-ian Sanjorjo enrolled in Medicare?

Yes. Josephus-ian Sanjorjo 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 Josephus-ian Sanjorjo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Josephus-ian Sanjorjo reassigns Medicare benefits to 3 organizations: West Bay Nephrology Associates (Daly City, CA), County Of San Mateo (Daly City, CA) and San Mateo Dialysis Associates (Burlingame, 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 Josephus-ian Sanjorjo'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 Josephus-ian Sanjorjo was last updated on February 7, 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.