Doctor profile · Federal record

Dr. Gail Zimmerman, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Bay Head, NJ

  • NPI 1548385537
  • 38 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
519 Main Ave
Bay Head, NJ 087424761
(732) 899-9440
Mailing address
50 Mount St
Bay Head, NJ 087425361

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New Jersey #MA058267

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548385537. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
616
Distinct HCPCS
8
Medicare allowed
$66,930
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 175 78 $129
99215 Established patient office or other outpatient visit, 40-54 minutes 104 75 $181
36415 Insertion of needle into vein for collection of blood sample 100 56 $3
99213 Established patient office or other outpatient visit, 20-29 minutes 76 44 $92
99497 Advance care planning, first 30 minutes 75 75 $83
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 59 59 $131
99205 New patient office or other outpatient visit, 60-74 minutes 14 14 $221
99442 Telephone medical discussion with physician, 11-20 minutes 13 12 $92

In context: peer comparison

Among 1 peers in Bay Head Internal Medicine Physician, average services per provider: 77. This provider delivers 8.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$85
Transactions
5
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 1 $22.14
Lilly USA, LLC 1 $16.67
Owp Pharmaceuticals, INC. 1 $16.63
Pfizer INC. 1 $16.47
Teva Pharmaceuticals USA, INC. 1 $13.54

By nature of payment

Food and Beverage
$85

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
515
Patients
28
Total drug cost
$97,686
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 58 16 $672
Bupropion Xl (Bupropion Hcl) Brand 49 0 $2,085
Mounjaro (Tirzepatide) Brand 49 0 $54,764
Metformin Hcl Generic 41 0 $532
Synthroid (Levothyroxine Sodium) Brand 41 0 $4,367
Estradiol (Twice Weekly) (Estradiol) Brand 33 0 $3,917
Rosuvastatin Calcium Generic 33 0 $1,019
Escitalopram Oxalate Generic 30 0 $574
Trazodone Hcl Generic 29 0 $395
Lisinopril Generic 27 0 $368

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gail Zimmerman's medical specialty?
Dr. Gail Zimmerman practices Internal Medicine Physician in Bay Head, NJ.
Where does Dr. Gail Zimmerman practice?
Dr. Gail Zimmerman practices at 519 Main Ave, Bay Head, NJ 087424761. Office phone: 7328999440.
What is Dr. Gail Zimmerman's NPI?
Dr. Gail Zimmerman's National Provider Identifier (NPI) is 1548385537, issued by NPPES.
Does Dr. Gail Zimmerman accept Medicare assignment?
Dr. Gail Zimmerman does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Gail Zimmerman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.