MARY ELIZABETH HARTNETT MD
NPI 1871507020
Ophthalmology - Retina Specialist in Stanford, CA

Active since July 27, 2006PECOS EnrolledAccepts Medicare Assignment
92.06/100
CMS Quality Rating
300 PASTEUR DR, STANFORD, CA 94305(650) 723-4000 Get Directions Write a Review

NPPES record last updated: April 3, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 3, 2024, Oct 17, 2023, Nov 3, 2021 (3 updates tracked since 2021).

About Mary Elizabeth Hartnett Md NPPES

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

MARY ELIZABETH HARTNETT MD (NPI 1871507020) is an individual retina specialist in Stanford, California, licensed in California (G185717) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Salt Lake City, and is a graduate of Albany Medical College Of Union University (1983).

NPPES Registry Identity

NPI1871507020
Entity TypeIndividualFemale
Primary Taxonomy207WX0107X
Provider Legal NameMARY ELIZABETH HARTNETTCredential: MD
Location Address300 PASTEUR DRStanford, CA 94305-2200
Mailing Address300 Pasteur DrStanford, CA 94305-2200 · (650) 723-4000
Sole ProprietorNo
Medical School CMSAlbany Medical College Of Union UniversityGraduated 1983
Enumeration DateJuly 27, 2006
Last NPPES UpdateApril 3, 20243 updates tracked since enumeration
NPPES CertifiedApril 3, 2024
NPI 1871507020 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyOphthalmology · Retina SpecialistAllopathic & Osteopathic Physicians
Taxonomy Code207WX0107X
License Licensed in CA · G185717
Definition
An ophthalmologist who specializes in the diagnosis and treatment of vitreoretinal diseases.
Also ListedOphthalmologyTaxonomy 207W00000X · License 7589802-1205 (UT), 7589802-8905 (UT), G185717 (CA)
300 PASTEUR DR, Stanford, CA 94305

Secondary Practice Location 1

Location 165 Mario Capecchi DrSalt Lake City, UT 84132-0001 · Phone (801) 581-2352

Other Identifiers 1

Medicaid891338FNC

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

Mary Elizabeth Hartnett 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 ID1355336975
PECOS Enrollment IDI20230522002996
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

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.

Imaging of retina 92134
Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.
29 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94305 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
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
Most-billed visit code 99213
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.

92.06/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.57
Promoting Interoperability100
Improvement Activities40

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.

Internal Medicine (Gastroenterology)
300 PASTEUR DR, ALWAY BUILD M211, MC 5187
STANFORD, CA 94305
Radiology (Vascular & Interventional Radiology)
300 PASTEUR DR
STANFORD, CA 94305
Psychiatry & Neurology (Psychiatry)
300 PASTEUR DR
STANFORD, CA 94305
Radiology (Diagnostic Radiology)
300 PASTEUR DR
STANFORD, CA 94305
Nurse Practitioner
300 PASTEUR DR
STANFORD, CA 94305
Neurological Surgery
300 PASTEUR DR
STANFORD, CA 94305
Pathology (Anatomic Pathology & Clinical Pathology)
300 PASTEUR DR, LANE 235
STANFORD, CA 94305
Internal Medicine (Critical Care Medicine)
300 PASTEUR DR
STANFORD, CA 94305

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 Mary Elizabeth Hartnett's NPI number?

The NPI number for Mary Elizabeth Hartnett is 1871507020. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Where is Mary Elizabeth Hartnett located?

Mary Elizabeth Hartnett practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.

What is Mary Elizabeth Hartnett's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Retina Specialist, with taxonomy code 207WX0107X.

Is Mary Elizabeth Hartnett enrolled in Medicare?

Yes. Mary Elizabeth Hartnett 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 Mary Elizabeth Hartnett was last updated on April 3, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.