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DR. IAN ATKINSON M.D.
NPI 1205173580
Hospitalist in Monterey, CA

Active since January 07, 2013PECOS EnrolledAccepts Medicare Assignment
23625 HOLMAN HWY, MONTEREY, CA 93940(831) 622-2708 Get Directions Write a Review

NPPES record last updated: October 21, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Ian Atkinson M.d. NPPES

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

DR. IAN ATKINSON M.D. (NPI 1205173580) is an individual hospitalist provider in Monterey, California, licensed in California (A123381) and active in the NPI registry since January 2013. He is enrolled in Medicare PECOS, maintains a secondary practice location in Santa Cruz, and is a graduate of Other (2010).

NPPES Registry Identity

NPI1205173580
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameDR. IAN ATKINSONCredential: M.D.
Location Address23625 HOLMAN HWYMonterey, CA 93940-5902
Mailing Address23625 Holman HwyMonterey, CA 93940-5902
Phone(831) 622-2708
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateJanuary 7, 2013
Last NPPES UpdateOctober 21, 2019
✔ NPI 1205173580 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 · A123381
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 ListedFamily MedicineTaxonomy 207Q00000X · License A123381 (CA)
23625 HOLMAN HWY, Monterey, CA 93940
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Secondary Practice Location 1

Location 12025 Soquel AveSanta Cruz, CA 95062-1323 · Phone (831) 458-5537

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

Dr. Ian Atkinson 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 ID7113172404
PECOS Enrollment IDI20130313000417
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

6

Medicare enrollment records show Ian Atkinson reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Monterey Hospitalist Medical Group
Same address
Internal Medicine
23625 HOLMAN HWY
Monterey, CA 93940
  • Reassigned Medicare billing, California enrollment
  • 50 clinicians in this Medicare group
NPI 1043321623 (831) 622-2708
Solomon Medical Inc
1.0 mi
Psychiatry
1501 SKYLINE DR
Monterey, CA 93940
  • Reassigned Medicare billing, California enrollment
  • 32 clinicians in this Medicare group
NPI 1275106502 (831) 402-8728
Solomon Physicians Group PC
1.0 mi
Internal Medicine
1501 SKYLINE DR
Monterey, CA 93940
  • Reassigned Medicare billing, California enrollment
  • 22 clinicians in this Medicare group
NPI 1114809423 (831) 200-9651
Svmhs Clinics
16 mi
Multi-Specialty
505 E ROMIE LN STE A
Salinas, CA 93901
  • Reassigned Medicare billing, California enrollment
  • 310 clinicians in this Medicare group
NPI 1093158347 (831) 755-1701
County Of Monterey
17 mi
Specialist
323 N SANBORN RD STE E
Salinas, CA 93905
  • Reassigned Medicare billing, California enrollment
  • 284 clinicians in this Medicare group
NPI 1831970946 (831) 751-6200
Hospitalist Medicine Physicians Of California, Inc
297 mi
Internal Medicine
18300 US HIGHWAY 18
Apple Valley, CA 92307
  • Reassigned Medicare billing, California enrollment
  • 914 clinicians in this Medicare group
NPI 1184663965 (760) 946-4233

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 7

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 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.
691 services285 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.
198 services193 patients
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.
181 services92 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.
154 services153 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
58 services58 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
27 services24 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93940 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
$139.84 typical visit price
range $61.69 – $184.30
Typical copayment $34.96 (range $15.42 – $46.07)
Most-billed visit code 99204
Established Patient
$108.04 typical visit price
range $20.34 – $151.02
Typical copayment $27.01 (range $5.08 – $37.75)
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 3

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier28 claims28 services$14.90 avg. paid by Medicare
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
2 suppliers57 claims57 services$81.61 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier23 claims26 services$31.76 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 20

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

ARNO H. HANEL, MD A MEDICAL CORPORATION
Anesthesiology
23625 HOLMAN HWY
MONTEREY, CA 93940
Monterey County (831) 624-5311
DR. CASEY ANDREW GROVER MD
Emergency Medicine
23625 HOLMAN HWY, CHOMP EMERGENCY SERVICES
MONTEREY, CA 93940
Monterey County (831) 624-5311
VY NGUYEN PHARM.D.
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
23625 HOLMAN HWY
MONTEREY, CA 93940
Monterey County (831) 624-5311
BARBARA ANN QUINN M.S., R.D., C.D.E.
Dietitian, Registered
23625 HOLMAN HWY
MONTEREY, CA 93940
Monterey County (831) 624-5311
NICHOLAS STRAUB PHARMD
Pharmacist
23625 HOLMAN HWY
MONTEREY, CA 93940
Monterey County (831) 624-5311
REB JULIA HAAS CLOSE M.D.
Emergency Medicine
23625 HOLMAN HWY
MONTEREY, CA 93940
Monterey County (831) 624-5311
MONTEREY HOSPITALIST MEDICAL GROUP
Internal Medicine
23625 HOLMAN HWY
MONTEREY, CA 93940
Monterey County (831) 622-2708
AFSHIN ZEIGHAMI DO
Anesthesiology
23625 HOLMAN HWY
MONTEREY, CA 93940
Monterey County (831) 624-5311

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 Ian Atkinson's NPI number?

The NPI number for Ian Atkinson is 1205173580. It was assigned to this individual provider in the NPPES registry on January 7, 2013.

Where is Ian Atkinson located?

Ian Atkinson practices at 23625 Holman Hwy, Monterey, CA 93940. The listed phone number is (831) 622-2708.

What is Ian Atkinson's specialty?

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

Is Ian Atkinson enrolled in Medicare?

Yes. Ian Atkinson 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 organizations bill Medicare for Ian Atkinson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ian Atkinson reassigns Medicare benefits to 6 organizations: Monterey Hospitalist Medical Group (Monterey, CA), Solomon Medical Inc (Monterey, CA), Solomon Physicians Group PC (Monterey, CA), Svmhs Clinics (Salinas, CA), County Of Monterey (Salinas, CA) and 1 more organization, listed in the Medicare section above. 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 Ian Atkinson'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 Ian Atkinson was last updated on October 21, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.