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MANLIO SINAI HERNANDEZ-CASTILLO M.D.
NPI 1093334385
Hospitalist in Eureka, CA

Active since April 16, 2020PECOS EnrolledAccepts Medicare Assignment
2700 DOLBEER ST., EUREKA, CA 95501(707) 445-8121 Get Directions Write a Review

NPPES record last updated: September 5, 2023. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Sep 5, 2023, Apr 16, 2020 (2 updates tracked since 2020).

About Manlio Sinai Hernandez-castillo M.d. NPPES

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

MANLIO SINAI HERNANDEZ-CASTILLO M.D. (NPI 1093334385) is an individual hospitalist provider in Eureka, California, licensed in California (A186577) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1093334385
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameMANLIO SINAI HERNANDEZ-CASTILLOCredential: M.D.
Location Address2700 DOLBEER ST.Eureka, CA 95501-4738
Mailing Address200 W. Center Street Promenade, Suite 300Anaheim, CA 92805-3960 · (213) 712-9725 · Fax (714) 937-6233
Phone(707) 445-8121
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateApril 16, 2020
Last NPPES UpdateSeptember 5, 20232 updates tracked since enumeration
NPPES CertifiedApril 16, 2020
✔ NPI 1093334385 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in CA · A186577
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
2700 DOLBEER ST., Eureka, CA 95501
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Manlio Sinai Hernandez-castillo M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID547616922
PECOS Enrollment IDI20231020001127
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 Reassignment

Medicare enrollment records show Manlio Hernandez-castillo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Providence Medical Foundation
Same address
Anesthesiology
2700 DOLBEER ST
Eureka, CA 95501
  • Reassigned Medicare billing, California enrollment
  • 1,699 clinicians in this Medicare group
NPI 1649551086 (707) 445-8121

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
786 services244 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
181 services176 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
176 services115 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
22 services11 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
18 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95501 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
$133.94 typical visit price
range $58.87 – $176.60
Typical copayment $33.48 (range $14.71 – $44.15)
Most-billed visit code 99204
Established Patient
$103.36 typical visit price
range $19.28 – $144.60
Typical copayment $25.84 (range $4.82 – $36.15)
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.

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 Manlio Hernandez-castillo's NPI number?

The NPI number for Manlio Hernandez-castillo is 1093334385. It was assigned to this individual provider in the NPPES registry on April 16, 2020.

Where is Manlio Hernandez-castillo located?

Manlio Hernandez-castillo practices at 2700 Dolbeer St., Eureka, CA 95501. The listed phone number is (707) 445-8121.

What is Manlio Hernandez-castillo's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Manlio Hernandez-castillo enrolled in Medicare?

Yes. Manlio Hernandez-castillo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Manlio Hernandez-castillo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Manlio Hernandez-castillo reassigns Medicare benefits to Providence Medical Foundation (Eureka, CA). The 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 Manlio Hernandez-castillo'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 Manlio Hernandez-castillo was last updated on September 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.