Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Nathaniel H. Loo, MD

Individual provider Anesthesiology Physician · NPI 1861791329

Dr. Nathaniel H. Loo, MD is an Anesthesiology in McKinney, Texas. Graduated from Baylor College of Medicine in 2011, 15 years ago. Practices with Allen Anesthesia Associates, a 92-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Colorado, Guam and Texas.

Years since qualifying
15
Trained at
Baylor College of Medicine
Licensed in
CO, GU, TX
In the registry since
2011
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4510 Medical Center Dr Ste 211
McKinney, TX 75069-1602
Phone: (469) 541-1600
Fax: (469) 541-1612
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 10350 E Dakota Ave, Denver, CO 80247-1314 — (303) 338-4545
  • 5323 Harry Hines Blvd, Dallas, TX 75390-7201 — (214) 648-7837

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence Q3040 (TX)
Anesthesiology Physician Taxonomy 207L00000X · Licence CDR.0002531 (CO)
Anesthesiology Physician Taxonomy 207L00000X · Licence MC-138 (GU)
Pain Medicine (Anesthesiology) Physician Taxonomy 207LP2900X · Licence Q3040 (TX)

Record details

NPI number1861791329
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 23, 2011
Last updated in NPPESSeptember 28, 2023
Certification dateSeptember 28, 2023
Mailing address906 W McDermott Dr # 116-371, Allen, TX 75013-6510

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Also practisesPAIN MANAGEMENT
Medical schoolBAYLOR COLLEGE OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice Allen Anesthesia Associates — 92 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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