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ROBERT GEORGE DAVIS M.D.
NPI 1831490051
Anesthesiology in Manassas, VA

Active since November 04, 2010PECOS EnrolledAccepts Medicare Assignment
74.1/100
CMS Quality Rating
8140 ASHTON AVE STE 212, MANASSAS, VA 20109(703) 365-9085(703) 365-0269 Get Directions Write a Review

NPPES record last updated: August 29, 2017. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Robert George Davis M.d. NPPES

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

ROBERT GEORGE DAVIS M.D. (NPI 1831490051) is an individual anesthesiology provider in Manassas, Virginia, licensed in Virginia (0101249187) and active in the NPI registry since November 2010. He is enrolled in Medicare PECOS and is a graduate of Other (2006).

NPPES Registry Identity

NPI1831490051
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameROBERT GEORGE DAVISCredential: M.D.
Location Address8140 ASHTON AVE STE 212Manassas, VA 20109-5701
Mailing Address8140 Ashton Ave, Suite 212Manassas, VA 20109-5701 · (703) 365-9085 · Fax (703) 365-0269
Phone(703) 365-9085
Fax(703) 365-0269
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateNovember 4, 2010
Last NPPES UpdateAugust 29, 2017
✔ NPI 1831490051 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in VA · 0101249187✔ Licensed in NY · 259172
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
8140 ASHTON AVE STE 212, Manassas, VA 20109
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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

Robert George Davis 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 ID2163606153
PECOS Enrollment IDI20110416000048, I20180214000535, I20240628001683
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

7

Medicare enrollment records show Robert Davis reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

American Anesthesiology Of Virginia PC
17 mi
Anesthesiology
3300 GALLOWS RD
Falls Church, VA 22042
  • Reassigned Medicare billing, Virginia enrollment
  • 1,217 clinicians in this Medicare group
NPI 1417994872 (037) 764-0017
Northstar Anesthesia Of Virginia, LLC
24 mi
Anesthesiology
2501 PARKERS LN
Alexandria, VA 22306
  • Reassigned Medicare billing, District of Columbia and Virginia enrollments
  • 634 clinicians in this Medicare group
NPI 1194488791 (214) 687-0497
Old Dominion Anesthesia LLC
73 mi
Anesthesiology
1139 E HIGH ST STE 203
Charlottesville, VA 22902
  • Reassigned Medicare billing, District of Columbia and Virginia enrollments
  • 94 clinicians in this Medicare group
NPI 1902248677 (434) 817-8484
Virginia Anesthesia Services LLC
84 mi
Anesthesiology
1806 SUMMIT AVE STE 300
Richmond, VA 23230
  • Reassigned Medicare billing, Virginia enrollment
  • 44 clinicians in this Medicare group
NPI 1881205144 (201) 258-4702
Meadowbrook Medical Associates
249 mi
Anesthesiology
865 MERRICK AVE, SUITE N150
Westbury, NY 11590
  • Reassigned Medicare billing, New York enrollment
  • 37 clinicians in this Medicare group
NPI 1114187986 (516) 542-3636
Gastrointestinal Care Of Long Island PLLC
252 mi
Gastroenterology
187 VETERANS BLVD
Massapequa, NY 11758
  • Reassigned Medicare billing, New York enrollment
  • 223 clinicians in this Medicare group
NPI 1265571863 (516) 795-5523
Anesthesia Dynamics LLC
830 mi
Anesthesiology
206 2ND ST E
Bradenton, FL 34208
  • Reassigned Medicare billing, Virginia enrollment
  • 36 clinicians in this Medicare group
NPI 1073001012 (888) 851-4642

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.

Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
25 services25 patients
Anesthesia for procedure on small and large bowel using an endoscope 00813
Anesthesia for an endoscopic procedure on the small and large bowel ensures comfort and relaxation during the procedure. It involves administering medicine to help you sleep or feel drowsy. This allows the doctor to examine your bowels without causing you discomfort or pain.
15 services15 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
11 services11 patients
Anesthesia for exam of colon using an endoscope 00812
Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.
11 services11 patients

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.

74.1/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.63
Improvement Activities40
Cost40.03

Other Providers at the Same Location NPPES

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

DR. BINDU MUTHU M.D
Anesthesiology
8140 ASHTON AVE STE 212
MANASSAS, VA 20109
Prince William County (703) 362-3114

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 Robert Davis's NPI number?

The NPI number for Robert Davis is 1831490051. It was assigned to this individual provider in the NPPES registry on November 4, 2010.

Where is Robert Davis located?

Robert Davis practices at 8140 Ashton Ave Ste 212, Manassas, VA 20109. The listed phone number is (703) 365-9085.

What is Robert Davis's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Robert Davis enrolled in Medicare?

Yes. Robert Davis 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 Robert Davis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Davis reassigns Medicare benefits to 7 organizations: American Anesthesiology Of Virginia PC (Falls Church, VA), Northstar Anesthesia Of Virginia, LLC (Alexandria, VA), Old Dominion Anesthesia LLC (Charlottesville, VA), Virginia Anesthesia Services LLC (Richmond, VA), Meadowbrook Medical Associates (Westbury, NY) and 2 more organizations, 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 Robert Davis'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 Robert Davis was last updated on August 29, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.