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DR. STEPHANIE ERIN MULLER M.D.
NPI 1669818456
Pathology - Anatomic Pathology & Clinical Pathology in San Diego, CA

Active since May 20, 2013PECOS EnrolledAccepts Medicare Assignment
94.87/100
CMS Quality Rating
9295 FARNHAM STREET, SUITE 100, SAN DIEGO, CA 92123(858) 939-2660 Get Directions Write a Review

NPPES record last updated: August 23, 2019. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 23, 2019, Aug 7, 2019 (2 updates tracked since 2019).

About Dr. Stephanie Erin Muller M.d. NPPES

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

DR. STEPHANIE ERIN MULLER M.D. (NPI 1669818456) is an individual anatomic pathology & clinical pathology provider in San Diego, California, licensed in California (A154481) and active in the NPI registry since May 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2013).

NPPES Registry Identity

NPI1669818456
Entity TypeIndividualFemale
Primary Taxonomy207ZP0102X
Provider Legal NameDR. STEPHANIE ERIN MULLERCredential: M.D.
Location Address9295 FARNHAM STREET, SUITE 100San Diego, CA 92123
Mailing AddressFile 1440Pasadena, CA 91199-1440 · (858) 449-5492
Phone(858) 939-2660
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateMay 20, 2013
Last NPPES UpdateAugust 23, 20192 updates tracked since enumeration
✔ NPI 1669818456 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in CA · A154481
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
9295 FARNHAM STREET, San Diego, CA 92123
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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. Stephanie Erin Muller 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 ID6901138890
PECOS Enrollment IDI20191025001123
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 16

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
391 services241 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
259 services54 patients
Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
152 services113 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
104 services79 patients
Pathology examination of tissue using a microscope, moderately high complexity 88307
A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.
86 services45 patients
Cell examination of specimen, selective cellular enhancement technique 88112
Cell examination of a specimen using selective cellular enhancement technique is a lab process that improves the visibility of certain cells in a sample. It helps in identifying abnormalities or diseases. The process is non-invasive, safe, and aids in accurate diagnosis.
82 services75 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92123 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
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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.

94.87/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality90
Improvement Activities40
Cost72.71

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 Stephanie Muller's NPI number?

The NPI number for Stephanie Muller is 1669818456. It was assigned to this individual provider in the NPPES registry on May 20, 2013.

Where is Stephanie Muller located?

Stephanie Muller practices at 9295 Farnham Street Suite 100, San Diego, CA 92123. The listed phone number is (858) 939-2660.

What is Stephanie Muller's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Stephanie Muller enrolled in Medicare?

Yes. Stephanie Muller 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 Stephanie Muller was last updated on August 23, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.