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ANTHONY N MUIRU MD
NPI 1700148517
Internal Medicine in San Francisco, CA

Active since June 08, 2012PECOS EnrolledAccepts Medicare Assignment
74.46/100
CMS Quality Rating
UCSF MEDICAL CENTER, 533 PARNASSUS AVENUE, SAN FRANCISCO, CA 94143(415) 476-1812(415) 476-3381 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Sep 11, 2025, Apr 23, 2020 (2 updates tracked since 2020).

About Anthony N Muiru Md NPPES

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

ANTHONY N MUIRU MD (NPI 1700148517) is an individual internal medicine provider in San Francisco, California, licensed in Massachusetts (L-251451) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (2012).

NPPES Registry Identity

NPI1700148517
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameANTHONY N MUIRUCredential: MD
Location AddressUCSF MEDICAL CENTER, 533 PARNASSUS AVENUESan Francisco, CA 94143
Mailing AddressUcsf Medical Center, 533 Parnassus AvenueSan Francisco, CA 94143 · (415) 476-1812 · Fax (415) 476-3381
Phone(415) 476-1812
Fax(415) 476-3381
Sole ProprietorNo
Medical School CMSHarvard Medical SchoolGraduated 2012
Enumeration DateJune 8, 2012
Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration
NPPES CertifiedApril 23, 2020
✔ NPI 1700148517 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MA · L-251451
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.

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Anthony N Muiru 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 ID1951556646
PECOS Enrollment IDI20180703003408
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.

Areas of Expertise CMS Part B claims 8

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.
66 services32 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.
59 services33 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.
48 services26 patients
Dialysis procedure including 1 evaluation 90945
Dialysis is a treatment that filters and purifies the blood when your kidneys can't do their job. The procedure involves circulating your blood through a machine that removes waste products. An evaluation is done beforehand to assess your health and determine the best approach for your treatment.
44 services11 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.
43 services27 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.
35 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 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.

74.46/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability76
Improvement Activities40
Cost46.68

Other Providers at the Same Location NPPES

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

JAMES D. BRISTOW M. D.
Pediatrics (Pediatric Cardiology)
UCSF MEDICAL CENTER, 400 PARNASSUS AVENUE 2ND FLOOR
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-2008

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 Anthony Muiru's NPI number?

The NPI number for Anthony Muiru is 1700148517. It was assigned to this individual provider in the NPPES registry on June 8, 2012.

Where is Anthony Muiru located?

Anthony Muiru practices at Ucsf Medical Center 533 Parnassus Avenue, San Francisco, CA 94143. The listed phone number is (415) 476-1812.

What is Anthony Muiru's specialty?

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

Is Anthony Muiru enrolled in Medicare?

Yes. Anthony Muiru 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.

When was this NPI record last updated?

The NPPES record for Anthony Muiru was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.