DR. AMY MICHELLE HEROLD MD
NPI 1871779017
Obstetrics & Gynecology in Santa Cruz, CA

Q: What is Amy Herold's NPI number?

The NPI number for Amy Herold is 1871779017. It was assigned to this individual provider in the NPPES registry on January 17, 2008.

Q: What is Amy Herold's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Q: When was this NPI record last updated?

The NPPES record for Amy Herold was last updated on November 1, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.

Active since January 17, 2008PECOS Enrolled

1779 DOMINICAN WAY, SUITE B, SANTA CRUZ, CA 95065(831) 479-4966(831) 479-4967 Get Directions Write a Review

NPPES record last updated: November 1, 2011. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Dr. Amy Michelle Herold Md NPPES

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

DR. AMY MICHELLE HEROLD MD (NPI 1871779017) is an individual obstetrics & gynecology provider in Santa Cruz, California, licensed in California (99527) and active in the NPI registry since January 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1871779017

Entity TypeIndividualFemale

Primary Taxonomy207V00000X

Provider Legal NameDR. AMY MICHELLE HEROLDCredential: MD

Location Address1779 DOMINICAN WAY, SUITE BSanta Cruz, CA 95065-1526

Mailing Address1779 Dominican Way, Suite BSanta Cruz, CA 95065-1526 · (831) 479-4966 · Fax (831) 479-4967

Phone(831) 479-4966

Fax(831) 479-4967

Sole ProprietorYes

Enumeration DateJanuary 17, 2008

Last NPPES UpdateNovember 1, 2011

✔ NPI 1871779017 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

License✔ Licensed in CA · 99527

Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

1779 DOMINICAN WAY, Santa Cruz, CA 95065

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Amy Michelle Herold Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Amy Herold reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Providence Medical Foundation

94 mi

Obstetrics & Gynecology

1100 TRANCAS ST, SUITE 209
Napa, CA 94558

Reassigned Medicare billing, California enrollment
1,699 clinicians in this Medicare group

NPI 1205131950 (707) 251-1850

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95065 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

$141.77 typical visit price

range $62.97 – $186.69

Typical copayment $35.44 (range $15.74 – $46.67)

Most-billed visit code 99204

Established Patient

$77.84 typical visit price

range $21.02 – $153.16

Typical copayment $19.46 (range $5.25 – $38.29)

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 10

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

FRANCIS MACHNICK DENTAL CORP

Dentist (Endodontics)

1779 DOMINICAN WAY
SANTA CRUZ, CA 95065

Santa Cruz County (831) 475-2833

MS. MEREDITH S HAMMIG CNM

Advanced Practice Midwife

1779 DOMINICAN WAY, STE B
SANTA CRUZ, CA 95065

Santa Cruz County (831) 479-4966

DR. TANYA KRISTINA MACHNICK D.D.S., M.S.

Dentist (Endodontics)

1779 DOMINICAN WAY
SANTA CRUZ, CA 95065

Santa Cruz County (831) 475-2833

NILDA MORENO-RUIZ MD

Obstetrics & Gynecology

1779 DOMINICAN WAY, SUITE B
SANTA CRUZ, CA 95065

Santa Cruz County (831) 479-4966

MARGANN MENTOR CNM

Advanced Practice Midwife

1779 DOMINICAN WAY
SANTA CRUZ, CA 95065

Santa Cruz County (831) 479-4966

DR. MARSHA LEE MUIR M.D.

Obstetrics & Gynecology

1779 DOMINICAN WAY, SUITE B
SANTA CRUZ, CA 95065

Santa Cruz County (831) 479-4966

DR. WILLIAM CHRISTOPHER FRANCIS DDS

Dentist (Endodontics)

1779 DOMINICAN WAY
SANTA CRUZ, CA 95065

Santa Cruz County (831) 475-2833

JANNA LYN DOHERTY M.D.

Obstetrics & Gynecology

1779 DOMINICAN WAY, SUITE B
SANTA CRUZ, CA 95065

Santa Cruz County (831) 479-4966

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 Amy Herold's NPI number?

The NPI number for Amy Herold is 1871779017. It was assigned to this individual provider in the NPPES registry on January 17, 2008.

Where is Amy Herold located?

Amy Herold practices at 1779 Dominican Way Suite B, Santa Cruz, CA 95065. The listed phone number is (831) 479-4966.

What is Amy Herold's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Amy Herold enrolled in Medicare?

Yes. Amy Herold is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Amy Herold's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Amy Herold reassigns Medicare benefits to Providence Medical Foundation (Napa, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Amy Herold's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Amy Herold was last updated on November 1, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.