PROVIDER PROFILE · NPI 1609816958

John WaltherMD

PRACTICEMEDICAL TREE PHARMACY INCSee all providers at this practice →

Emergency MedicineSanta Cruz, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

214

Unique beneficiaries

—

Total services

232

Distinct HCPCS

Medicare payment

$18K

Peer benchmark

Total Medicare services vs. 5,287 Emergency Medicine providers in CA — below median (cohort median 355).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$101

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Cephalexin13 claims

QUALITY · MIPS · 2024

Final MIPS score

96.7

Quality

90.0

Cost

78.4

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.91%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where John Walther's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 33 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Annette Rasi Diagnostic Radiology · Salinas, CA	80	165
Jennifer Lin Diagnostic Radiology · Santa Cruz, CA	73	138
Francisco Ravago Internal Medicine · Freedom, CA	59	128
DIGNITY HEALTH	49	127
Roy Martinez Diagnostic Radiology · Santa Cruz, CA	45	78
SCHMETZ, MARK	41	94
Peter Markel Emergency Medicine · Watsonville, CA	36	128
Francis Bayaca Family Practice · Watsonville, CA	34	115
Jon Keller Pathology · Palo Alto, CA	27	92
Brian Waddle General Surgery · Santa Cruz, CA	26	63
NPI 1225047558	26	109
Kathleen Erwin Nurse Practitioner · Bakersfield, CA	26	34

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history