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DR. CHRISTOPHER ANH KHOA VO MD
NPI 1841794591
Internal Medicine - Infectious Disease in South Portland, ME

Active since March 19, 2018PECOS Enrolled
100/100
CMS Quality Rating
41 DONALD B DEAN DR STE B, SOUTH PORTLAND, ME 04106(207) 661-7901(207) 661-7902 Get Directions Write a Review

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

Record update history: May 6, 2026, Apr 30, 2024, Jun 29, 2021 and 1 more (4 updates tracked since 2018).

About Dr. Christopher Anh Khoa Vo Md NPPES

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

DR. CHRISTOPHER ANH KHOA VO MD (NPI 1841794591) is an individual infectious disease provider in South Portland, Maine, licensed in Maine (MD30313) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and maintains a secondary practice location in Los Angeles.

NPPES Registry Identity

NPI1841794591
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. CHRISTOPHER ANH KHOA VOCredential: MD
Location Address41 DONALD B DEAN DR STE BSouth Portland, ME 04106-3252
Mailing Address41 Donald B Dean Dr Ste BSouth Portland, ME 04106-3252 · (207) 661-7901 · Fax (207) 661-7902
Phone(207) 661-7901
Fax(207) 661-7902
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateMarch 19, 2018
Last NPPES UpdateMay 6, 20264 updates tracked since enumeration
NPPES CertifiedMay 6, 2026
✔ NPI 1841794591 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
Licenses✔ Licensed in ME · MD30313✔ Licensed in NY · 309387
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
41 DONALD B DEAN DR STE B, South Portland, ME 04106
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Secondary Practice Location 1

Location 11200 N State St., Clinic Tower, Suite A7DLos Angeles, CA 90033-1029 · Phone (714) 823-5490

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care, Taro Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Christopher Anh Khoa Vo Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9133459522
PECOS Enrollment IDI20230726002485, I20260701002208
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 Christopher Vo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mainehealth
1.7 mi
Internal Medicine
155 SPURWINK AVE
Cape Elizabeth, ME 04107
  • Reassigned Medicare billing, Maine enrollment
  • 3,140 clinicians in this Medicare group
NPI 1619281698 (207) 767-2174
Montefiore Medical Center
267 mi
Anesthesiology
111 E 210TH ST
Bronx, NY 10467
  • Reassigned Medicare billing, New York enrollment
  • 5,251 clinicians in this Medicare group
NPI 1063525152 (914) 378-6021

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 4

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.
67 services42 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.
64 services40 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
49 services49 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.
27 services27 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Maine Medical Center

Acute Care Hospitals · Portland, ME
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200009
Location22 Bramhall StPortland, ME 04102 · Cumberland County
Emergency services Birthing friendly

Montefiore Medical Center

Acute Care Hospitals · Bronx, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330059
Location111 East 210th StreetBronx, NY 10467 · Bronx County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04106 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
$128.83 typical visit price
range $56.28 – $169.96
Typical copayment $32.20 (range $14.07 – $42.49)
Most-billed visit code 99204
Established Patient
$99.18 typical visit price
range $18.22 – $138.92
Typical copayment $24.79 (range $4.55 – $34.73)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 3

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

DR. MIGUEL A. SALDIVAR M.D.
Internal Medicine (Infectious Disease)
41 DONALD B DEAN DR STE B
SOUTH PORTLAND, ME 04106
Cumberland County (207) 661-7901
DR. NICOLE REBUSI MD
Internal Medicine (Infectious Disease)
41 DONALD B DEAN DR STE B
SOUTH PORTLAND, ME 04106
Cumberland County (207) 661-7901
DR. STEPHEN ARTHUR RAWLINGS M.D., PH.D.
Internal Medicine (Infectious Disease)
41 DONALD B DEAN DR STE B
SOUTH PORTLAND, ME 04106
Cumberland County (207) 661-7901

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 Christopher Vo's NPI number?

The NPI number for Christopher Vo is 1841794591. It was assigned to this individual provider in the NPPES registry on March 19, 2018.

Where is Christopher Vo located?

Christopher Vo practices at 41 Donald B Dean Dr Ste B, South Portland, ME 04106. The listed phone number is (207) 661-7901.

What is Christopher Vo's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Christopher Vo enrolled in Medicare?

Yes. Christopher Vo is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Christopher Vo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Vo reassigns Medicare benefits to 2 organizations: Mainehealth (Cape Elizabeth, ME) and Montefiore Medical Center (Bronx, NY). 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 Christopher Vo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christopher Vo accept?

Health plans from Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Taro Health list Christopher Vo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Christopher Vo affiliated with any hospitals?

According to CMS data, Christopher Vo is affiliated with Maine Medical Center and Montefiore Medical Center.

When was this NPI record last updated?

The NPPES record for Christopher Vo was last updated on May 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.