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DR. ANDREW DIAMOND GUENTHART M.D.
NPI 1134482805
Surgery - Surgery of the Hand in Morgan Hill, CA

Active since June 19, 2012PECOS EnrolledAccepts Medicare Assignment
16360 MONTEREY RD STE 280, MORGAN HILL, CA 95037(408) 825-1333(408) 825-1335 Get Directions Write a Review

NPPES record last updated: June 9, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 9, 2025, Jan 7, 2025, Oct 17, 2021 and 6 more (9 updates tracked since 2016).

About Dr. Andrew Diamond Guenthart M.d. NPPES

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

DR. ANDREW DIAMOND GUENTHART M.D. (NPI 1134482805) is an individual surgery of the hand provider in Morgan Hill, California, licensed in Kentucky (51048) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS and is a graduate of Temple University School Of Medicine (2012).

NPPES Registry Identity

NPI1134482805
Entity TypeIndividualMale
Primary Taxonomy2086S0105X
Provider Legal NameDR. ANDREW DIAMOND GUENTHARTCredential: M.D.
Location Address16360 MONTEREY RD STE 280Morgan Hill, CA 95037-5496
Mailing Address16360 Monterey Rd Ste 280Morgan Hill, CA 95037-5496 · (408) 825-1333 · Fax (408) 825-1335
Phone(408) 825-1333
Fax(408) 825-1335
Sole ProprietorNo
Medical School CMSTemple University School Of MedicineGraduated 2012
Enumeration DateJune 19, 2012
Last NPPES UpdateJune 9, 20259 updates tracked since enumeration
NPPES CertifiedJune 9, 2025
✔ NPI 1134482805 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgery · Surgery of the HandAllopathic & Osteopathic Physicians
Taxonomy Code2086S0105X
Licenses✔ Licensed in KY · 51048✔ Licensed in CA · A168013
Definition
A surgeon with expertise in the investigation, preservation and restoration by medical, surgical and rehabilitative means, of all structures of the upper extremity directly affecting the form and function of the hand and wrist.
Also ListedSurgeryTaxonomy 208600000X · License A168013 (CA)
16360 MONTEREY RD STE 280, Morgan Hill, CA 95037
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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. Andrew Diamond Guenthart 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 ID446587299
PECOS Enrollment IDI20210628003249
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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
109 services73 patients
Injection into tendon or ligament 20550
An injection into a tendon or ligament involves placing medication directly into these areas to help reduce inflammation and pain. It's often used for conditions like arthritis or tendonitis. The procedure is quick and usually involves a local anesthetic.
62 services29 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.
42 services35 patients
Injection of carpal tunnel 20526
An injection for carpal tunnel is a treatment to reduce inflammation and swelling in your wrist, which can alleviate pain and numbness. The doctor injects a steroid medication into your wrist area to provide relief.
36 services25 patients
Ultrasonic guidance for needle placement 76942
Ultrasonic guidance for needle placement is a technique where sound waves create images that help accurately position the needle during procedures. This method ensures precision, minimizes discomfort, and increases safety.
36 services25 patients
Aspiration and/or injection of fluid from small joint 20600
This procedure involves inserting a thin needle into a small joint to remove (aspirate) or inject fluid. It can help diagnose conditions, relieve discomfort, or administer medication directly into the joint. It's generally safe with minimal discomfort.
33 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95037 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
$106.47 typical visit price
range $70.37 – $206.04
Typical copayment $26.61 (range $17.59 – $51.51)
Most-billed visit code 99203
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.

Other Providers at the Same Location NPPES

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

NORTHERN SURGICAL ASSOCIATES
Surgery (Surgery of the Hand)
16360 MONTEREY RD STE 280
MORGAN HILL, CA 95037
Santa Clara County (408) 825-1333

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 Andrew Guenthart's NPI number?

The NPI number for Andrew Guenthart is 1134482805. It was assigned to this individual provider in the NPPES registry on June 19, 2012.

Where is Andrew Guenthart located?

Andrew Guenthart practices at 16360 Monterey Rd Ste 280, Morgan Hill, CA 95037. The listed phone number is (408) 825-1333.

What is Andrew Guenthart's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Surgery of the Hand, with taxonomy code 2086S0105X.

Is Andrew Guenthart enrolled in Medicare?

Yes. Andrew Guenthart 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 Andrew Guenthart was last updated on June 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.