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MR. JAMES JOSEPH HERSHON MD
NPI 1508940305
Internal Medicine - Critical Care Medicine in San Francisco, CA

Active since October 25, 2006PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
2351 CLAY ST, # 501, SAN FRANCISCO, CA 94115(415) 923-3421(415) 600-1414 Get Directions Write a Review

NPPES record last updated: January 7, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mr. James Joseph Hershon Md NPPES

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

MR. JAMES JOSEPH HERSHON MD (NPI 1508940305) is an individual critical care medicine provider in San Francisco, California, licensed in California (G34963) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2000).

NPPES Registry Identity

NPI1508940305
Entity TypeIndividualMale
Primary Taxonomy207RC0200X
Provider Legal NameMR. JAMES JOSEPH HERSHONCredential: MD
Location Address2351 CLAY ST, # 501San Francisco, CA 94115
Mailing Address2351 Clay St, # 501San Francisco, CA 94115 · (415) 923-3421 · Fax (415) 600-1414
Phone(415) 923-3421
Fax(415) 600-1414
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateOctober 25, 2006
Last NPPES UpdateJanuary 7, 2013
✔ NPI 1508940305 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
License✔ Licensed in CA · G34963
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License G34963 (CA)
2351 CLAY ST, San Francisco, CA 94115
Open in Google Maps ↗

Other Identifiers 3

Medicaid00G349630CA
Medicare UPINA46162
Medicare ID-Type Unspecified00G349630CA

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

Mr. James Joseph Hershon 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 ID1759275506
PECOS Enrollment IDI20080822000663
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 5

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.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
818 services117 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.
81 services60 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.
34 services34 patients
Insertion of tube in right heart chambers for measurement 93451
This procedure involves placing a small, flexible tube into the right side of your heart. It helps assess how your heart is functioning by measuring pressures within the heart chambers. It's a key tool in diagnosing certain heart conditions.
19 services11 patients
Insertion of non-tunneled central venous tube for infusion (5 years or older) 36556
This procedure involves placing a thin tube into a large vein, usually in the neck or chest, to administer medication or fluids. It's done under local anesthesia to minimize discomfort. It's a standard, safe procedure for individuals aged 5 and above.
13 services12 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
$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.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality90
Promoting Interoperability100
Improvement Activities40

Reported Quality Measures

Radiology: Stenosis Measurement in Carotid Imaging Reports
Percentage of final reports for carotid imaging studies (neck magnetic resonance angiography [MRA], neck computed tomography angiography [CTA], neck duplex ultrasound, carotid angiogram) performed that include direct or indirect reference to measurements of…
100%40 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

NEIL MALUSTE M.D.
Student in an Organized Health Care Education/Training Program
2351 CLAY ST, #S-380
SAN FRANCISCO, CA 94115
San Francisco County (310) 210-7650
LESTER B. JACOBSON M.D.
Internal Medicine (Cardiovascular Disease)
2351 CLAY ST, SUITE 513F
SAN FRANCISCO, CA 94115
San Francisco County (415) 923-3565
DR. KRISTINE HSIEH MD
Internal Medicine
2351 CLAY ST, SUITE 380
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-6520
RENA ZUO
Student in an Organized Health Care Education/Training Program
2351 CLAY ST, SUITE 380
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-3954
PATRICIA DE LUNA M.D.
Anesthesiology
2351 CLAY ST
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-3406
MICHAEL NGUYEN M.D.
Psychiatry & Neurology (Psychiatry)
2351 CLAY ST, SUITE 380
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-6000
MR. CHRISTOPHER REID BROWN MD
Internal Medicine (Pulmonary Disease)
2351 CLAY ST, 501
SAN FRANCISCO, CA 94115
San Francisco County (415) 923-3421
LUKE LEE M.D.
Psychiatry & Neurology (Psychiatry)
2351 CLAY ST, SUITE 380
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-6000

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 James Hershon's NPI number?

The NPI number for James Hershon is 1508940305. It was assigned to this individual provider in the NPPES registry on October 25, 2006.

Where is James Hershon located?

James Hershon practices at 2351 Clay St # 501, San Francisco, CA 94115. The listed phone number is (415) 923-3421.

What is James Hershon's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is James Hershon enrolled in Medicare?

Yes. James Hershon 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 James Hershon was last updated on January 7, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.