DR. ANDREW MO MD
NPI 1245570001
Orthopaedic Surgery - Orthopaedic Surgery of the Spine in Olney, MD

Q: What is Andrew Mo's NPI number?

The NPI number for Andrew Mo is 1245570001. It was assigned to this individual provider in the NPPES registry on February 15, 2013.

Q: What is Andrew Mo's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Surgery of the Spine, with taxonomy code 207XS0117X.

Q: When was this NPI record last updated?

The NPPES record for Andrew Mo was last updated on August 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since February 15, 2013PECOS EnrolledAccepts Medicare Assignment

76.55/100

CMS Quality Rating

18109 PRINCE PHILIP DR STE 325, OLNEY, MD 20832(301) 774-8958 Get Directions Write a Review

NPPES record last updated: August 17, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 17, 2021, Aug 14, 2021 (2 updates tracked since 2021).

On this page

About Dr. Andrew Mo Md NPPES

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

DR. ANDREW MO MD (NPI 1245570001) is an individual orthopaedic surgery of the spine provider in Olney, Maryland, licensed in Maryland (D0092269) and active in the NPI registry since February 2013. He is enrolled in Medicare PECOS, is affiliated with Inova Alexandria Hospital, and is a graduate of Johns Hopkins University School Of Medicine (2015).

NPPES Registry Identity

NPI1245570001

Entity TypeIndividualMale

Primary Taxonomy207XS0117X

Provider Legal NameDR. ANDREW MOCredential: MD

Location Address18109 PRINCE PHILIP DR STE 325Olney, MD 20832-1576

Mailing Address3800 Reservoir Rd Nw Fl PhcWashington, DC 20007-2113

Phone(301) 774-8958

Sole ProprietorNo

Medical School CMSJohns Hopkins University School Of MedicineGraduated 2015

Enumeration DateFebruary 15, 2013

Last NPPES UpdateAugust 17, 20212 updates tracked since enumeration

NPPES CertifiedAugust 17, 2021

✔ NPI 1245570001 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic Surgery · Orthopaedic Surgery of the SpineAllopathic & Osteopathic Physicians

Taxonomy Code207XS0117X

License✔ Licensed in MD · D0092269

Definition

Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic surgeons of the spine deal with the evaluation and nonoperative and operative treatment of the full spectrum of primary spinal disorders including trauma, degenerative, deformity, tumor, and reconstructive.

18109 PRINCE PHILIP DR STE 325, Olney, MD 20832

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

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. Andrew Mo Md 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 ID7719221365

PECOS Enrollment IDI20250521002936, I20251011000586

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

Medicare enrollment records show Andrew Mo reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Medstar Medical Group II LLC

16 mi

Anesthesiology

110 IRVING ST NW
Washington, DC 20010

Reassigned Medicare billing, District of Columbia and Maryland enrollments
Also billed through NPI 1376887844 (Maryland)
3,530 clinicians in this Medicare group

NPI 1023836137 (703) 558-1403

Mgmc LLC

17 mi

Psychiatry

3800 RESERVOIR RD NW
Washington, DC 20007

Reassigned Medicare billing, District of Columbia and Maryland enrollments
Also billed through NPI 1891797148 (Maryland)
861 clinicians in this Medicare group

NPI 1316949654 (888) 896-1400

Inova Health Care Services

21 mi

Urgent Care

100 MAPLE AVE E
Vienna, VA 22180

Reassigned Medicare billing, Virginia and District of Columbia enrollments
Also billed through NPI 1952320061 (District of Columbia)
2,379 clinicians in this Medicare group

NPI 1275886418 (703) 938-5300

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 33

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

360 services257 patients

X-ray of lower and sacral spine, minimum of 4 views 72110

An X-ray of the lower and sacral spine involves capturing images of your lower back and tailbone area. It helps in identifying issues like fractures, arthritis, or other abnormalities. At least four different angles or 'views' are taken to get a comprehensive picture.

297 services266 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

289 services190 patients

X-ray of lower and sacral spine, 2-3 views 72100

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

244 services115 patients

Fusion of additional segment of spine 22614

Fusion of an additional segment of the spine is a surgical procedure to join two or more vertebrae together. This is done to stabilize the spine and reduce pain or correct a deformity. The procedure involves using bone grafts, rods, or screws to secure the spine.

168 services60 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.

165 services91 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.

146 services141 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

139 services139 patients

Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 63048

This procedure involves the partial removal of a bone in your spine to alleviate pressure on your spinal cord or nerves. It may be performed on multiple spine segments depending on your condition. The aim is to improve mobility and reduce pain or discomfort.

122 services51 patients

X-ray of upper spine, 4-5 views 72050

An X-ray of the upper spine with 4-5 views is a non-invasive imaging test. It uses radiation to capture detailed images of the bones and structures in your neck and upper back. This procedure helps identify issues like fractures, infections, or deformities.

95 services87 patients

Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 63047

This procedure involves removing part of a spine bone to alleviate pressure on the lower spinal cord and/or nerves. It targets a single segment of the spine, improving mobility and reducing pain. It's a common treatment for conditions like herniated discs or spinal stenosis.

63 services59 patients

Removal of growth of lower spine bone outside spine membrane 63267

This procedure involves the surgical removal of an abnormal growth on the lower spine bone. The growth is located outside the protective membrane of the spine. The aim is to alleviate discomfort and prevent potential complications.

61 services56 patients

X-ray of upper spine, 2-3 views 72040

An X-ray of the upper spine, with 2-3 views, is a painless procedure that employs a small amount of radiation to capture images of your neck and upper back. It assists in diagnosing conditions like arthritis, fractures, or spinal deformities.

58 services34 patients

Insertion of cage or mesh device to spine bone and disc space during spine fusion 22853

Spine fusion is a procedure to join two or more vertebrae. During this process, a cage or mesh device is inserted into the spine bone and disc space. This helps to stabilize the spine, reduce pain, and improve functionality. The device acts as a bridge for new bone to grow on.

56 services26 patients

Placement of stabilizing device to back, 3-6 spine bone segments 22842

This procedure involves placing a device on your back to stabilize 3-6 spine bone segments. It aids in maintaining spine alignment and reducing pain. The device is secured to the bones, providing support and promoting healing.

55 services52 patients

Fusion of spine in lower back 22612

Fusion of the spine in the lower back, also known as lumbar spinal fusion, is a surgery aimed to join, or fuse, two or more vertebrae in your lower back. This procedure can help alleviate pain and improve stability by reducing movement between the vertebrae.

51 services49 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

51 services51 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

43 services43 patients

X-ray of middle spine, 2 views 72070

An X-ray of the middle spine, or thoracic spine, involves capturing two different images of the area. This non-invasive procedure uses small amounts of radiation to visualize the bones and tissues in your back, helping to identify any abnormalities or injuries.

35 services30 patients

Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, each additional disc 22552

This is a surgical procedure where the upper spine bones are joined together after removing a disc. This helps to relieve pressure on the spinal cord or nerves. If more discs need to be removed, the same process is repeated for each additional disc.

34 services15 patients

Closed treatment of broken spine bone with cast or brace 22310

This procedure involves treating a fractured spine bone without surgery. A cast or brace is used to stabilize the bone, allowing it to heal naturally. This method can limit movement, reduce pain, and promote recovery.

31 services30 patients

Fusion of sacroiliac joint between spine and pelvis with bone graft, open procedure 27280

This procedure involves fusing the sacroiliac joint, which connects the spine to the hip bones, to alleviate pain. An incision is made to access the joint, and a bone graft, or transplanted bone, is used to stimulate fusion. This is an open surgery.

29 services29 patients

Therapy procedure using a special bandage and vacuum pump, surface area more than 50.0 sq cm 97606

This procedure involves a special bandage and vacuum pump to promote healing in large wounds. The bandage is applied to the wound, then the vacuum pump removes air, creating a seal. This helps to draw out fluid and increase blood flow to the area, speeding up healing.

26 services25 patients

Incision or removal of spine bone segment, each additional segment 22216

This procedure involves making an incision to remove a portion of the spine bone, often to alleviate pressure or pain. If more segments need to be removed, the process is repeated for each additional segment. This is done under general anesthesia.

22 services12 patients

Closed treatment of broken spine bone with cast or brace 22310

20 services20 patients

Deep biopsy of soft tissue of back or lower sides 21925

A deep biopsy of the soft tissue of the back or lower sides involves collecting a small sample of tissue from these areas. The procedure helps identify any abnormalities or diseases. It's typically done under local anesthesia, and a needle is used to retrieve the sample.

19 services19 patients

Incision or removal of lower spine bone segment 22214

This procedure involves making a small incision in the lower back to access the spine. A segment of bone may be removed to relieve pressure on nerves, improve mobility, or treat conditions like herniated discs or spinal stenosis. Recovery varies, but physical therapy may follow.

18 services18 patients

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

17 services17 patients

Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, 1 disc 22551

This procedure involves fusing together the bones in the upper spine to stabilize it. A disc is removed to ease pressure on the spinal cord or nerve. This helps reduce pain and improve mobility. This is a common treatment for certain spinal conditions.

15 services15 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

15 services15 patients

Placement of stabilizing device to front, 4-7 spine bone segments 22846

This procedure involves placing a stabilizing device on the front of your spine, specifically between the 4th and 7th bone segments. This helps to support and stabilize your spine, improving alignment and reducing pain or discomfort.

14 services14 patients

Treatment of broken neck of thigh bone with bone implant 27245

This procedure involves repairing a fractured thigh bone by inserting a bone implant. The implant helps stabilize the bone, allowing it to heal correctly. It's performed under anesthesia and requires a hospital stay for recovery.

14 services13 patients

Exploration of spine fusion 22830

Exploration of spine fusion is a procedure to examine a previously performed spinal fusion surgery. The process checks the success of the fusion or finds potential issues, such as hardware failure or non-union of the fused vertebrae. It's a diagnostic tool to ensure healing.

12 services12 patients

Hospital Affiliations CMS Care Compare 5

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

Inova Alexandria Hospital

Acute Care Hospitals · Alexandria, VA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490040

Location4320 Seminary RdAlexandria, VA 22304 · Alexandria City County

Emergency services Birthing friendly

Virginia Hospital Center

Acute Care Hospitals · Arlington, VA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490050

Location1701 North George Mason DriveArlington, VA 22205 · Arlington County

Emergency services Birthing friendly

Inova Fairfax Hospital

Acute Care Hospitals · Falls Church, VA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490063

Location3300 Gallows RoadFalls Church, VA 22042 · Fairfax County

Emergency services Birthing friendly

Inova Fair Oaks Hospital

Acute Care Hospitals · Fairfax, VA

5/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number490101

Location3600 Joseph Siewick DriveFairfax, VA 22033 · Fairfax County

Birthing friendly

Inova Mount Vernon Hospital

Acute Care Hospitals · Alexandria, VA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490122

Location2501 Parkers LaneAlexandria, VA 22306 · Fairfax County

Emergency services

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.

76.55/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

63.16

Promoting Interoperability

100

Improvement Activities

Cost

55.94

Other Providers at the Same Location NPPES 2

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

MEDSTAR MEDICAL GROUP II LLC

General Practice

18109 PRINCE PHILIP DR STE 325
OLNEY, MD 20832

Montgomery County (703) 663-4737

MEDSTAR MEDICAL GROUP II LLC

General Practice

18109 PRINCE PHILIP DR STE 325
OLNEY, MD 20832

Montgomery County (301) 774-8958

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 Andrew Mo's NPI number?

The NPI number for Andrew Mo is 1245570001. It was assigned to this individual provider in the NPPES registry on February 15, 2013.

Where is Andrew Mo located?

Andrew Mo practices at 18109 Prince Philip Dr Ste 325, Olney, MD 20832. The listed phone number is (301) 774-8958.

What is Andrew Mo's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Surgery of the Spine, with taxonomy code 207XS0117X.

Is Andrew Mo enrolled in Medicare?

Yes. Andrew Mo 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 Andrew Mo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Mo reassigns Medicare benefits to 3 organizations: Medstar Medical Group II LLC (Washington, DC), Mgmc LLC (Washington, DC) and Inova Health Care Services (Vienna, VA). 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 Andrew Mo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Andrew Mo accept?

Health plans from Oscar Health list Andrew Mo 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 Andrew Mo affiliated with any hospitals?

According to CMS data, Andrew Mo is affiliated with Inova Alexandria Hospital, Virginia Hospital Center, Inova Fairfax Hospital, Inova Fair Oaks Hospital and Inova Mount Vernon Hospital.

When was this NPI record last updated?

The NPPES record for Andrew Mo was last updated on August 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.