DR. MERRILL E GERSHWIN
NPI 1881677268
Internal Medicine - Rheumatology in Davis, CA

Q: What is Merrill Gershwin's NPI number?

The NPI number for Merrill Gershwin is 1881677268. It was assigned to this individual provider in the NPPES registry on November 21, 2005.

Q: What is Merrill Gershwin's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Q: When was this NPI record last updated?

The NPPES record for Merrill Gershwin was last updated on October 26, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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 November 21, 2005PECOS Enrolled

451 E. HEALTH SCIENCES DRIVE, DAVIS, CA 95616(530) 752-2884(530) 752-4669 Get Directions Write a Review

NPPES record last updated: October 26, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Merrill E Gershwin NPPES

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

DR. MERRILL E GERSHWIN (NPI 1881677268) is an individual rheumatology provider in Davis, California, licensed in California (G028104) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1881677268

Entity TypeIndividualMale

Primary Taxonomy207RR0500X

Provider Legal NameDR. MERRILL E GERSHWIN

Location Address451 E. HEALTH SCIENCES DRIVEDavis, CA 95616

Mailing Address451 E. Health Sciences DriveDavis, CA 95616 · (530) 752-2884 · Fax (530) 752-4669

Phone(530) 752-2884

Fax(530) 752-4669

Sole ProprietorNo

Enumeration DateNovember 21, 2005

Last NPPES UpdateOctober 26, 2011

✔ NPI 1881677268 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians

Taxonomy Code207RR0500X

License✔ Licensed in CA · G028104

Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

451 E. HEALTH SCIENCES DRIVE, Davis, CA 95616

Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Merrill E Gershwin 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95616 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

$137.20 typical visit price

range $60.44 – $180.85

Typical copayment $34.30 (range $15.11 – $45.21)

Most-billed visit code 99204

Established Patient

$105.95 typical visit price

range $19.88 – $148.15

Typical copayment $26.48 (range $4.97 – $37.03)

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.

Other Providers at the Same Location NPPES 3

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

JAMES CASTLES M.D.

Internal Medicine (Rheumatology)

451 E. HEALTH SCIENCES DRIVE, SUITE 6510
DAVIS, CA 95616

Yolo County (530) 752-2884

DR. GURTEJ CHEEMA M.D.

Internal Medicine (Rheumatology)

451 E. HEALTH SCIENCES DRIVE, SUITE 6510
DAVIS, CA 95616

Yolo County (530) 752-2884

DR. DICK L. ROBBINS MD

Internal Medicine (Rheumatology)

451 E. HEALTH SCIENCES DRIVE, UCDAVIS SCHOOL OF MEDICINE
DAVIS, CA 95616

Yolo County (530) 752-3903

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 Merrill Gershwin's NPI number?

The NPI number for Merrill Gershwin is 1881677268. It was assigned to this individual provider in the NPPES registry on November 21, 2005.

Where is Merrill Gershwin located?

Merrill Gershwin practices at 451 E. Health Sciences Drive, Davis, CA 95616. The listed phone number is (530) 752-2884.

What is Merrill Gershwin's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Merrill Gershwin enrolled in Medicare?

Yes. Merrill Gershwin is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Merrill Gershwin was last updated on October 26, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.