Doctor profile · Federal record

Dr. Johanna Klein, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Brookline, MA

  • NPI 1144254053
  • Accepts Medicare
  • 32 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1101 Beacon St Ste 2W
Brookline, MA 024465587
(617) 731-2000
fax (617) 731-2001

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
January 22, 2020
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #153948

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144254053. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
821
Distinct HCPCS
10
Medicare allowed
$60,161
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 319 106 $99
36415 Insertion of needle into vein for collection of blood sample 117 69 $8
36410 Insertion of needle into vein (3 years or older) 112 64 $20
99214 Established patient office or other outpatient visit, 30-39 minutes 72 41 $140
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 72 72 $142
90662 Influenza vaccine split virus, preservative free 37 37 $72
G0008 Administration of influenza virus vaccine 37 37 $34
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 33 20 $16
0124A Adm sarscv2 bvl 30mcg/.3ml a 11 11 $45
91313 Sarscov2 vac bvl 50mcg/0.5ml 11 11 $0

In context: peer comparison

Among 11 peers in this city , average services per provider: 89. This provider delivers 9.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$240
Transactions
14
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 8 $133.73
PFIZER INC. 4 $74.23
Novo Nordisk Inc 2 $32.51

By nature of payment

Food and Beverage
$240

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
792
Patients
241
Total drug cost
$51,696
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 103 34 $3,150
Lorazepam Generic 82 23 $602
Levothyroxine Sodium Generic 71 22 $1,368
Amlodipine Besylate Generic 69 23 $689
Losartan Potassium Generic 55 15 $893
Omeprazole Generic 53 16 $1,654
Zolpidem Tartrate Generic 48 14 $410
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 47 44 $414
Lisinopril Generic 43 12 $468
Simvastatin Generic 42 11 $633

Frequently asked questions

Auto-generated from federal data
What is Dr. Johanna Klein's medical specialty?
Dr. Johanna Klein practices Internal Medicine Physician in Brookline, MA.
Where does Dr. Johanna Klein practice?
Dr. Johanna Klein practices at 1101 Beacon St Ste 2W, Brookline, MA 024465587. Office phone: 6177312000.
What is Dr. Johanna Klein's NPI?
Dr. Johanna Klein's National Provider Identifier (NPI) is 1144254053, issued by NPPES.
Does Dr. Johanna Klein accept Medicare assignment?
Yes. Dr. Johanna Klein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Johanna Klein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Insertion of needle into vein (3 years or older) (HCPCS 36410). Source: CMS Medicare Physician & Other Practitioners file.