1. Home
  2. Directory
  3. Arizona
  4. Phoenix
  5. Internal Medicine
  6. NPI Profile

GERALD SCHWARTZBERG MD
NPI 1104914472
Internal Medicine - Pulmonary Disease in Phoenix, AZ

Active since October 11, 2006PECOS Enrolled
9100 N 2ND ST, #121, PHOENIX, AZ 85020(602) 997-7331(602) 870-4512 Get Directions Write a Review

NPPES record last updated: September 6, 2012. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Gerald Schwartzberg Md NPPES

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

GERALD SCHWARTZBERG MD (NPI 1104914472) is an individual pulmonary disease provider in Phoenix, Arizona, licensed in Arizona (5243) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1104914472
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameGERALD SCHWARTZBERGCredential: MD
Location Address9100 N 2ND ST, #121Phoenix, AZ 85020
Mailing Address9100 N 2nd St, 121Phoenix, AZ 85020 · (602) 997-7331 · Fax (602) 870-4512
Phone(602) 997-7331
Fax(602) 870-4512
Sole ProprietorNo
Enumeration DateOctober 11, 2006
Last NPPES UpdateSeptember 6, 2012
✔ NPI 1104914472 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License✔ Licensed in AZ · 5243
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
9100 N 2ND ST, Phoenix, AZ 85020
Open in Google Maps ↗

Other Identifiers 3

Medicare UPIND37610
Medicare ID-Type Unspecified29WCHKV01AZ
Medicaid219354AZ

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gerald Schwartzberg 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 Reassignments

2

Medicare enrollment records show Gerald Schwartzberg reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Honorhealth Medical Group, LLC
Same address
Internal Medicine
9100 N 2ND ST, SUITE 121
Phoenix, AZ 85020
  • Reassigned Medicare billing, Arizona enrollment
  • 502 clinicians in this Medicare group
NPI 1255442380 (602) 997-7331
Honorhealth Ambulatory
0.1 mi
Undersea and Hyperbaric Medicine
9202 N 2ND ST
Phoenix, AZ 85020
  • Reassigned Medicare billing, Arizona enrollment
  • 822 clinicians in this Medicare group
NPI 1528693553 (480) 583-0500

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 85020 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
3 suppliers26 claims26 services$63.16 avg. paid by Medicare
Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738
DME-Oxygen and Supplies · category DC000N
2 suppliers16 claims16 services$32.34 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 15

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

DR. LIXIAN ZOU MD
Internal Medicine (Nephrology)
9100 N 2ND ST, SUITE 221
PHOENIX, AZ 85020
Maricopa County (602) 943-1231
MRS. VIMALA NADINE KUKUNOOR M.D.
Internal Medicine
9100 N 2ND ST, SUITE 121
PHOENIX, AZ 85020
Maricopa County (602) 997-7331
GLOBAL PRIMARY CARE
Family Medicine
9100 N 2ND ST, SUITE 213
PHOENIX, AZ 85020
Maricopa County (602) 792-5769
DR. ALFREDO LIM M.D.
Internal Medicine
9100 N 2ND ST, STE. 121
PHOENIX, AZ 85020
Maricopa County (602) 997-7331
DR. PAUL SACKS M.D.
Internal Medicine (Nephrology)
9100 N 2ND ST, SUITE 221
PHOENIX, AZ 85020
Maricopa County (602) 943-1231
HONORHEALTH MEDICAL GROUP, LLC
Internal Medicine
9100 N 2ND ST, SUITE 121
PHOENIX, AZ 85020
Maricopa County (602) 997-7331
AKDHC, LLC
Internal Medicine (Nephrology)
9100 N 2ND ST, SUITE 221
PHOENIX, AZ 85020
Maricopa County (602) 943-1231
DR. DAVID RASKIN M.D.
Internal Medicine (Nephrology)
9100 N 2ND ST, SUITE 221,
PHOENIX, AZ 85020
Maricopa County (602) 943-1231

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 Gerald Schwartzberg's NPI number?

The NPI number for Gerald Schwartzberg is 1104914472. It was assigned to this individual provider in the NPPES registry on October 11, 2006.

Where is Gerald Schwartzberg located?

Gerald Schwartzberg practices at 9100 N 2nd St #121, Phoenix, AZ 85020. The listed phone number is (602) 997-7331.

What is Gerald Schwartzberg's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Gerald Schwartzberg enrolled in Medicare?

Yes. Gerald Schwartzberg is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Gerald Schwartzberg's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gerald Schwartzberg reassigns Medicare benefits to 2 organizations: Honorhealth Medical Group, LLC (Phoenix, AZ) and Honorhealth Ambulatory (Phoenix, AZ). Each 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 Gerald Schwartzberg'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 Gerald Schwartzberg was last updated on September 6, 2012. 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.