Doctor profile · Federal record

Dr. James Chamberlain, M.D.

Family Medicine Physician (CMS: Family Practice) · Queenstown, MD

  • NPI 1437150042
  • Accepts Medicare
  • MIPS 89.4 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
125 Shoreway Dr, Suite 120
Queenstown, MD 216581666
(410) 827-4001
fax (410) 827-4333
Mailing address
1111 Benfield Blvd, Suite 200
Millersville, MD 211083002

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
December 5, 2011
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Maryland #D0037064
Medicaid
MD #526171600

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437150042. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,845
Distinct HCPCS
10
Medicare allowed
$229,486
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 913 494 $100
36415 Insertion of needle into vein for collection of blood sample 842 503 $8
80053 Blood test, comprehensive group of blood chemicals 581 420 $10
80061 Blood test, lipids (cholesterol and triglycerides) 558 406 $13
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 456 333 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 242 214 $72
83036 Hemoglobin a1c level 220 141 $10
84443 Blood test, thyroid stimulating hormone (tsh) 203 157 $16
G0008 Administration of influenza virus vaccine 175 174 $31
90662 Influenza vaccine split virus, preservative free 167 167 $72

In context: peer comparison

Among 3 peers in Queenstown Family Medicine Physician, average services per provider: 124. This provider delivers 47× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,067
Transactions
55
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 9 $169.57
Novo Nordisk INC 9 $153.50
Amgen INC. 6 $101.76
Astellas Pharma US INC 4 $77.64
Lilly USA, LLC 4 $74.70
Abbott Laboratories 3 $71.13
Dexcom, INC. 3 $57.69
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 3 $53.66
Sumitomo Pharma America, INC. 2 $49.94
Otsuka America Pharmaceutical, INC. 3 $48.87
Merck Sharp & Dohme LLC 2 $48.32
AstraZeneca Pharmaceuticals Lp 2 $42.45
Pfizer INC. 2 $31.39
Exact Sciences Corporation 2 $29.04
Watermark Medical, INC. 1 $21.54

By nature of payment

Food and Beverage
$1,067

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,891
Patients
1,119
Total drug cost
$58,291
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 493 138 $7,060
Amlodipine Besylate Generic 446 125 $3,797
Losartan Potassium Generic 431 125 $5,569
Metoprolol Succinate Generic 301 88 $7,029
Levothyroxine Sodium Generic 290 78 $4,044
Lisinopril Generic 254 71 $2,634
Rosuvastatin Calcium Generic 242 77 $8,018
Hydrochlorothiazide Generic 241 73 $935
Simvastatin Generic 225 65 $2,563
Pantoprazole Sodium Generic 185 52 $2,490

Frequently asked questions

Auto-generated from federal data
What is Dr. James Chamberlain's medical specialty?
Dr. James Chamberlain practices Family Medicine Physician in Queenstown, MD.
Where does Dr. James Chamberlain practice?
Dr. James Chamberlain practices at 125 Shoreway Dr, Queenstown, MD 216581666. Office phone: 4108274001.
What is Dr. James Chamberlain's NPI?
Dr. James Chamberlain's National Provider Identifier (NPI) is 1437150042, issued by NPPES.
Does Dr. James Chamberlain accept Medicare assignment?
Yes. Dr. James Chamberlain accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Chamberlain 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); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.