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DR. MARK M MOASSER M.D.
NPI 1417911751
Internal Medicine - Medical Oncology in San Francisco, CA

Active since April 13, 2006PECOS EnrolledAccepts Medicare Assignment
74.46/100
CMS Quality Rating
1600 DIVISADERO ST, 2ND FLOOR, BOX 1710, SAN FRANCISCO, CA 94115(415) 353-7070(415) 353-7021 Get Directions Write a Review

NPPES record last updated: July 29, 2008. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Dr. Mark M Moasser M.d. NPPES

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

DR. MARK M MOASSER M.D. (NPI 1417911751) is an individual medical oncology provider in San Francisco, California, licensed in California (A85674) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of Tufts University School Of Medicine (1988).

NPPES Registry Identity

NPI1417911751
Entity TypeIndividualMale
Primary Taxonomy207RX0202X
Provider Legal NameDR. MARK M MOASSERCredential: M.D.
Location Address1600 DIVISADERO ST, 2ND FLOOR, BOX 1710San Francisco, CA 94115-3010
Mailing Address1635 Divisadero St., Ste. 625, Box 1821San Francisco, CA 94143-0001
Phone(415) 353-7070
Fax(415) 353-7021
Sole ProprietorNo
Medical School CMSTufts University School Of MedicineGraduated 1988
Enumeration DateApril 13, 2006
Last NPPES UpdateJuly 29, 2008
✔ NPI 1417911751 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License✔ Licensed in CA · A85674
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
1600 DIVISADERO ST, San Francisco, CA 94115
Open in Google Maps ↗

Other Identifiers 3

Medicaid00A865740CA
Medicare UPING34504CA
Medicare PIN00A865740CA

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

Dr. Mark M Moasser 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 ID7911982624
PECOS Enrollment IDI20040618000450
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 3

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 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.
118 services22 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.
102 services60 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.
15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94115 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
$202.35 typical visit price
range $69.00 – $202.35
Typical copayment $50.58 (range $17.25 – $50.58)
Most-billed visit code 99205
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 20

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

DR. PATRICIA J MORAN PSY
Psychologist
1600 DIVISADERO ST
SAN FRANCISCO, CA 94115
San Francisco County (415) 353-9745
DR. ERIC KAORU NAKAKURA MD
Surgery
1600 DIVISADERO ST
SAN FRANCISCO, CA 94115
San Francisco County (415) 353-9846
DR. HOPE S. RUGO MD
Internal Medicine (Hematology)
1600 DIVISADERO ST
SAN FRANCISCO, CA 94115
San Francisco County (415) 353-7070
RONALD BALASSANIAN MD
Pathology (Anatomic Pathology & Clinical Pathology)
1600 DIVISADERO ST, UCSF/MT. ZION MEDICAL CENTER, ROOM 200 FNA CLINIC
SAN FRANCISCO, CA 94115
San Francisco County (415) 514-6642
DR. JOHN W PARK MD
Internal Medicine (Medical Oncology)
1600 DIVISADERO ST, 2ND FLOOR, BOX 1710
SAN FRANCISCO, CA 94115
San Francisco County (415) 353-7070
MARYLOU LOUISE ERNEST NP
Nurse Practitioner
1600 DIVISADERO ST
SAN FRANCISCO, CA 94115
San Francisco County (415) 353-7035
DR. RICHARD M. KRIEG MD
Radiology (Therapeutic Radiology)
1600 DIVISADERO ST
SAN FRANCISCO, CA 94115
San Francisco County (415) 353-7175
DR. I-CHOW JOE HSU M.D.
Radiology (Radiation Oncology)
1600 DIVISADERO ST
SAN FRANCISCO, CA 94115
San Francisco County (415) 353-7175

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 Mark Moasser's NPI number?

The NPI number for Mark Moasser is 1417911751. It was assigned to this individual provider in the NPPES registry on April 13, 2006.

Where is Mark Moasser located?

Mark Moasser practices at 1600 Divisadero St 2nd Floor, Box 1710, San Francisco, CA 94115. The listed phone number is (415) 353-7070.

What is Mark Moasser's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Is Mark Moasser enrolled in Medicare?

Yes. Mark Moasser 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 Mark Moasser was last updated on July 29, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.