What is Christen Allaman's specialty?

Christen Allaman (NPI 1649273475) is a Medicare-billing provider whose primary specialty is Ophthalmology in Santa Cruz, CA.

Where does Christen Allaman practice?

Christen Allaman practices in Santa Cruz, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1649273475.

How much does Medicare pay Christen Allaman?

Christen Allaman (NPI 1649273475) received approximately $444K in total Medicare Part B payments, serving 1,584 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1649273475

Christen AllamanMD

PRACTICEEYE CARE MEDICAL GROUP A PROFESSIONAL CORPSee all providers at this practice →

OphthalmologySanta Cruz, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,529

Unique beneficiaries

—

Total services

5,982

Distinct HCPCS

Medicare payment

$422K

Peer benchmark

Total Medicare services vs. 2,144 Ophthalmology providers in CA — top quintile (cohort median 1,859).

PRESCRIBING · PART D · 2024

Total Rx claims

1,539

Beneficiaries

—

Total drug cost

$543K

Distinct drugs

Brand share

44.1%

Top prescribed drugs

Latanoprost396 claims

Cyclosporine130 claims

Travoprost98 claims

Brimonidine Tartrate98 claims

Lifitegrast95 claims

QUALITY · MIPS · 2024

Final MIPS score

23.4

Quality

0.0

Cost

77.8

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-6.20%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Christen Allaman'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). 55 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Jon Keller Pathology · Palo Alto, CA	280	829
DIGNITY HEALTH	142	252
KUBO, PATRICIA	138	292
Aaron Morse Sleep Medicine · Santa Cruz, CA	44	112
SCHMETZ, MARK	43	69
Morgan Magid Dermatology · Santa Cruz, CA	43	81
Harrison Wang Diagnostic Radiology · San Diego, CA	39	57
Thanh Vu Internal Medicine · Scotts Valley, CA	38	93
Neil Sawhney Interventional Cardiology · Santa Cruz, CA	35	60
Borsting Laboratories, Inc Slide Preparation Facility · Novato, CA	31	45
HANSEN, MARGARET	28	32
HYLAND, THOMAS	27	41

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events