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DR. GREGORY P MELCHER MD
NPI 1508846387
Internal Medicine - Infectious Disease in San Francisco, CA

Active since January 18, 2006PECOS Enrolled
518A CASTRO ST, SAN FRANCISCO, CA 94114(415) 552-2814(415) 552-2909 Get Directions Write a Review

NPPES record last updated: July 5, 2022. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Gregory P Melcher Md NPPES

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

DR. GREGORY P MELCHER MD (NPI 1508846387) is an individual infectious disease provider in San Francisco, California, licensed in California (00G869540) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in San Francisco.

NPPES Registry Identity

NPI1508846387
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. GREGORY P MELCHERCredential: MD
Location Address518A CASTRO STSan Francisco, CA 94114-2512
Mailing AddressPo Box 743749Los Angeles, CA 90074-3749
Phone(415) 552-2814
Fax(415) 552-2909
Sole ProprietorNo
Enumeration DateJanuary 18, 2006
Last NPPES UpdateJuly 5, 2022
NPPES CertifiedJuly 5, 2022
✔ NPI 1508846387 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in CA · 00G869540
Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

518A CASTRO ST, San Francisco, CA 94114
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Secondary Practice Location 1

Location 1995 Potrero Avenue, Bldg. 80, Ward 86, Fl. 6San Francisco, CA 94110-3518 · Phone (628) 206-2400

Other Identifiers 1

Other00G869540CA · Medi-cal

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. Gregory P Melcher 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94114 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.

Other Providers at the Same Location NPPES 4

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

AIDS HEALTHCARE FOUNDATION
Clinic/Center
518A CASTRO ST
SAN FRANCISCO, CA 94114
San Francisco County (415) 552-2814
DR. EMANUEL N VERGIS MD
Internal Medicine
518A CASTRO ST
SAN FRANCISCO, CA 94114
San Francisco County (415) 552-2814
AIDS HEALTHCARE FOUNDATION
Internal Medicine (Infectious Disease)
518A CASTRO ST
SAN FRANCISCO, CA 94114
San Francisco County (415) 552-2814
AIDS HEALTHCARE FOUNDATION
Pharmacy (Specialty Pharmacy)
518A CASTRO ST
SAN FRANCISCO, CA 94114
San Francisco County (415) 255-2720

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 Gregory Melcher's NPI number?

The NPI number for Gregory Melcher is 1508846387. It was assigned to this individual provider in the NPPES registry on January 18, 2006.

Where is Gregory Melcher located?

Gregory Melcher practices at 518A Castro St, San Francisco, CA 94114. The listed phone number is (415) 552-2814.

What is Gregory Melcher's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Gregory Melcher enrolled in Medicare?

Yes. Gregory Melcher is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gregory Melcher was last updated on July 5, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.