Doctor profile · Federal record

Dr. Karen Littmann-Davis, P.A.C.

Medical Physician Assistant · Valencia, CA

  • NPI 1609898998
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
25775 McBean Pkwy, Suite 215
Valencia, CA 913553708
(661) 753-5464
Mailing address
5767 W Century Blvd, Suite 400
Los Angeles, CA 900455631

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
September 10, 2015
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
California #PA12439

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609898998. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
99
Distinct HCPCS
2
Medicare allowed
$8,791
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 81 79 $83
99214 Established patient office or other outpatient visit, 30-39 minutes 18 18 $114

In context: peer comparison

Among 2 peers in Valencia Medical Physician Assistant, average services per provider: 213. This provider delivers 0.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
331
Patients
254
Total drug cost
$5,490
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 42 33 $582
Levothyroxine Sodium Generic 34 27 $538
Diclofenac Sodium Generic 29 18 $578
Rosuvastatin Calcium Generic 23 18 $761
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 22 18 $854
Amlodipine Besylate Generic 21 15 $126
Ipratropium Bromide Generic 21 19 $935
Losartan Potassium Generic 20 14 $222
Cephalexin Generic 18 18 $92
Gabapentin Generic 18 13 $197

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Littmann-Davis's medical specialty?
Dr. Karen Littmann-Davis practices Medical Physician Assistant in Valencia, CA.
Where does Dr. Karen Littmann-Davis practice?
Dr. Karen Littmann-Davis practices at 25775 McBean Pkwy, Valencia, CA 913553708. Office phone: 6617535464.
What is Dr. Karen Littmann-Davis's NPI?
Dr. Karen Littmann-Davis's National Provider Identifier (NPI) is 1609898998, issued by NPPES.
What procedures does Dr. Karen Littmann-Davis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.