Doctor profile · Federal record

Dr. Maribeth December, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Park Ridge, IL

  • NPI 1245275635
  • Accepts Medicare
  • 41 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1775 Ballard RD
Park Ridge, IL 600681005
(847) 318-9340
Mailing address
29373 Network Pl
Chicago, IL 606731005

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
June 23, 2022
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036-074199

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245275635. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,625
Distinct HCPCS
10
Medicare allowed
$169,418
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 457 315 $133
36415 Insertion of needle into vein for collection of blood sample 249 192 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 204 204 $132
G0009 Administration of pneumococcal vaccine 125 125 $32
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 123 123 $283
99213 Established patient office or other outpatient visit, 20-29 minutes 88 84 $95
G0008 Administration of influenza virus vaccine 68 68 $32
90662 Influenza vaccine split virus, preservative free 66 66 $72
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 63 40 $121
99238 Hospital discharge day management, 30 minutes or less 28 24 $85

In context: peer comparison

Among 31 peers in this city , average services per provider: 123. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,311
Patients
651
Total drug cost
$34,222
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 375 104 $5,239
Hydrochlorothiazide Generic 243 69 $1,184
Amlodipine Besylate Generic 241 68 $2,595
Levothyroxine Sodium Generic 214 56 $4,141
Losartan Potassium Generic 198 53 $2,987
Lisinopril Generic 197 60 $2,641
Metoprolol Succinate Generic 153 45 $3,110
Metformin Hcl Generic 127 36 $1,466
Simvastatin Generic 121 35 $1,748
Gabapentin Generic 97 24 $2,393

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maribeth December's medical specialty?
Dr. Maribeth December practices Internal Medicine Physician in Park Ridge, IL.
Where does Dr. Maribeth December practice?
Dr. Maribeth December practices at 1775 Ballard RD, Park Ridge, IL 600681005. Office phone: 8473189340.
What is Dr. Maribeth December's NPI?
Dr. Maribeth December's National Provider Identifier (NPI) is 1245275635, issued by NPPES.
Does Dr. Maribeth December accept Medicare assignment?
Yes. Dr. Maribeth December accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maribeth December commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.