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Active NPI 1952506909 Individual Practitioner Male Practitioner

Dr. Keith Anthony Hernandez , MD

Anesthesiology • New Haven, CT

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Keith Hernandez, MD is a certified Anesthesiology practicing in New Haven, CT. With approximately 23 years of clinical experience since graduating from University Of Arizona College Of Medicine in 2003, Dr. Hernandez delivers high-quality medical care to the local community at 800 HOWARD AVE.

Dr. Hernandez is affiliated with Yale University and accepts Medicare assignment.

Frequently performed procedures and clinical services include anesthesia for lens surgery, anesthesia for procedure on eye, anesthesia for nerve destruction procedures on spine or spinal cord of lower back accessed through skin using imaging guidance. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

800 Howard Ave
Yale Physicians Bldg

New Haven, CT 065191369

Telephone 2037852140
Fax 2037856414
Associated Practice Facility / Clinic
🏢 Yale University Facility NPI 1912040205

Medicare Profile & Education

Medical School

University Of Arizona College Of Medicine

Graduation Year

2003

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Anesthesiology in New Haven, CT

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
23 Yrs +2.5 yrs vs City Avg
City Avg: 20.5 Yrs
State Avg: 27.6 Yrs
Regional Practice Density
221 Specialists

Practicing in New Haven, CT (824 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
94.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Hernandez (23 Years) 23 Yrs
New Haven Specialty Average (20.5 Years) 20.5 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
00142 Anesthesia for lens surgery
271 200 $1391.12 $71.69
00140 Anesthesia for procedure on eye
79 63 $1749.54 $92.59
01940 Anesthesia for nerve destruction procedures on spine or spinal cord of lower back accessed through skin using imaging guidance
38 33 $1455.66 $73.72
00400 Anesthesia for procedure on skin of arms, legs, or trunk
24 24 $1671.94 $87.48
01991 Anesthesia for nerve block and injection
22 14 $1201.66 $59.81
00142 Anesthesia for lens surgery
22 22 $1409.36 $72.70
00300 Anesthesia for other procedure on skin, muscles, or nerves of head, neck, and upper back
12 12 $2030.38 $108.42

Medical Specialties & State Licenses

Anesthesiology Primary Specialty

NUCC Taxonomy Code: 207L00000X

State License CT 044871

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.

Hospital & Practice Group Affiliations

Yale University

20 York St, New Haven, CT 065103220

Phone: 2036884242

Yale University

111 Goose Ln, Guilford, CT 064375101

Phone: 2037477300

Yale University

800 Howard Ave, New Haven, CT 065191369

Phone: 2037852140

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
NPI 1003885773

Doctor of Medicine (M.D.)

NPI 1003898727

Doctor of Medicine (M.D.)

NPI 1003995804

Doctor of Medicine (M.D.)

Helena Chmielowicz , APRN

Clinical Nurse Specialist - Gerontology

NPI 1023008588

Advanced Practice Registered Nurse

Dr. Michele Goyette -Ewing , PhD

Psychologist - Clinical Child & Adolescent

NPI 1023069648

Doctor of Philosophy (Ph.D.)

Dr. J Martin , MD

Obstetrics & Gynecology

NPI 1023205507

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 800 HOWARD AVE, YALE PHYSICIANS BLDG, NEW HAVEN, CT 065191369 (Tel: 2037852140)

📍
Updated Business Mailing Address July 08, 2007

Registered at PO BOX 9805, 300 GEORGE ST 6TH FLR, NEW HAVEN, CT 065360805 (Tel: 2037857998)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as KEITH HERNANDEZ, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Anesthesiology (License #044871 in CT)

🟢
Initial NPI Registration & Enumeration June 19, 2007

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1952506909
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 19, 2007
Last Update: July 08, 2007
Sole Proprietor: No

Mailing Address

Po Box 9805, 300 George St 6th Flr

New Haven, CT 065360805

Phone: 2037857998

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.